About

Free For Geeks

Free For Geeks is your curated toolbox for building better software. Free resources for all your dev needs.

A collection of links to free resources and tools for developers. It includes everything from Frontend and Backend to DevSecOps, competitive programming and more.

Frontend
Backend
DevSecOps
Open Source
Others
Resources
Career Development
Other Resources

Contribute

How to Contribute?

🤝 Please read the CONTRIBUTING guidelines for details on our code of conduct, and the process for submitting pull requests.

Developer

Who is this for?

👩‍💻 This is for developers, designers, and tech enthusiasts who want to build better software. It includes resources for Frontend, Backend, DevSecOps, competitive programming and more.

Frontend

Frontend dev bookmarks - Manually curated collection of resources for frontend web developers. ⭐ 40k stars

Dashboards and Admin Panels

AdminLTE is a fully responsive admin template. Based on Bootstrap 4.4 framework and also the JS/jQuery plugin. ⭐ 44k stars
Tabler is free and open-source HTML Dashboard UI Kit built on Bootstrap ⭐ 37k stars
Ngx Admin is a free Angular admin dashboard template. ⭐ 25k stars
Core UI is a free Bootstrap admin template build with HTML. ⭐ 12k stars 💲💲
Material Dashboard is a free Material Bootstrap 4 Admin with a fresh, new design inspired by Google's Material Design. ⭐ 11k stars
Tailwind Components - Dashboard is a free Tailwind CSS Dashboard template. ⭐ 568 stars
Tailwind Toolbox - Dashboard is a free Tailwind CSS Dashboard template. ⭐ 328 stars

Component Libraries

🏆 Shadcn Build your component library and own the code. is a beautifully designed components that you can copy and paste into your apps. Accessible. Customizable. Open Source. ⭐ 51.4k stars

🥇Tailwind UI is a collection of professionally designed, pre-built, fully responsive HTML snippets you can drop into your Tailwind projects.
🥈HeadlessUI is a set of completely unstyled, fully accessible UI components, designed to integrate beautifully with Tailwind CSS. ⭐ 24k stars

Material UI Ready-to-use foundational React components, free forever. ⭐ 91k stars
Ant Design is An enterprise-class UI design language and React UI library. ⭐ 90.5k stars
Storybook is a frontend workshop for building UI components and pages in isolation. Use for UI development, testing, and docs. ⭐ 83k stars
Chakra UI is a simple, modular and accessible component library that gives you the building blocks you need to build your React applications. ⭐ 36.2k stars
DaisyUI is the most popular, free and open-source Tailwind CSS component library. ⭐ 29.6k stars
React Admin is The React Framework for B2B Apps. | A frontend Framework for building data-driven applications running on top of REST/GraphQL APIs, using TypeScript, React and Material Design ⭐ 24k stars
🔥 Mantine is a fully featured React components library. ⭐ 24k stars
Next UI is a collection of beautifully designed, accessible, and customizable UI components for React. ⭐ 18.6k stars
Semantic UI React ⭐ 13.2k stars
Radix UI - Primitives is for building high-quality, accessible design systems and web apps. ⭐ 14k stars
Evergreen is a React UI Framework for building ambitious products on the web. ⭐ 12k stars
TW-Elements has a 𝙃𝙪𝙜𝙚 collection of Tailwind components, sections and templates ⭐ 13k stars
Shoelace. Works with all frameworks as well as regular HTML/CSS/JS. ⭐ 11.6k stars
Reactstrap is a simple and easy to use React Bootstrap 4 components. ⭐ 11k stars
Tailblocks is a Ready-to-use Tailwind CSS blocks. ⭐ 8.7k stars
Grommet is a React-based framework that provides accessibility, modularity, responsiveness, and theming in a tidy package. ⭐ 8.5k stars
Hyper UI is a collection of beautiful, accessible, and customizable UI components for React. ⭐ 8k stars
React Suite is a suite of React components. ⭐ 8k stars
Sonner is an opinionated toast component for React. ⭐ 7k stars
Float UI offers all the vital building blocks you need to transform your idea into a great-looking startup. ⭐ 3k stars
Meraki UI is a collection of responsive Tailwind CSS components that enhance the user experience of your website. with support for RTL languages, and a sleek Dark Mode. ⭐ 2.3k stars

Tailwind Components is an Open source Tailwind UI components and templates to bootstrap your new apps, projects or landing sites! ⭐ GitHub
Tailwind Toolbox is a free Tailwind CSS Templates, Components and Resources. ⭐ GitHub

Data Visualization Components

D3js is a JavaScript library for bespoke data visualization. ⭐ 107k stars
Chart js is a simple yet flexible JavaScript charting library for designers and developers. ⭐ 63.5k stars
Recharts is a composable charting library built on React components. Redefined chart library built with React and D3. ⭐ 22k stars
Visx is a collection of expressive, low-level visualization primitives for React. | Develop by Airbnb. ⭐ 18.5k stars
Plotly is a JavaScript Open Source Graphing Library that makes interactive, publication-quality graphs online. ⭐16.5k stars
Tremor: React components to build charts and dashboards. ⭐ 14.7k stars
ApexCharts is a modern charting library that helps developers to create beautiful and interactive visualizations for web pages. ⭐ 13.7k stars
Nivo provides a rich set of dataviz components, built on top of D3 and React. ⭐ 12.5k stars
HighCharts makes it easy for developers to create charts and dashboards for web and mobile platforms. ⭐ 11.8k stars
Google Chart tools are powerful, simple to use, and free. Try out our rich gallery of interactive charts and data tools.
Vega is a visualization grammar, a declarative format for creating, saving, and sharing interactive visualization designs. ⭐ 10.8k stars
Victory is a React.js components for modular charting and data visualization. ⭐ 10.7k stars
C3js is a D3-based reusable chart library. ⭐ 9.7k stars

Maps and Geolocation

Leaflet is the leading open-source JavaScript library for mobile-friendly interactive maps. ⭐ 40k stars
Mapbox is a mapping platform for developers. Interactive, thoroughly customizable maps in the browser, powered by vector tiles and WebGL. ⭐ 10k stars 💲💲
React-map-gl is a suite of React components for Mapbox GL JS. ⭐ 7.5k stars
React Simple Maps is a library to create beautiful SVG maps in React. ⭐ 3k stars
Google Map React
React Leaflet is a React components for Leaflet maps. ⭐ 5k stars
React Leaflet Map Examples 🍁 A collection of examples on how to use the react-leaflet and leaflet libraries. ⭐ GitHub
Leaflet Map Examples 🍁 A collection of examples on how to use the leaflet library. ⭐ GitHub
Pigeon Maps is a ReactJS Map library that uses and exposes the power of the Leaflet API. ⭐ 3.5k stars
Mapkick is a JavaScript library for interactive maps. Create beautiful, interactive maps with one line of JavaScript ⭐ GitHub
a11y-dialog a11y-dialog is a lightweight yet flexible script to create accessible dialog windows. ⭐ GitHub
OpenStreetMaps Free and open-source map data. Explore "a map of the world, created by people like you and free to use under an open license."

Utility libraries for JavaScript

Axios.js is a promise-based HTTP client for the browser and Node.js. ⭐ 104k stars
Redux.js is a predictable state container for JavaScript apps. ⭐ 61k stars
Lodash is a modern JavaScript utility library delivering modularity, performance & extras. ⭐ 59k stars
Moment.js is a JavaScript date library for parsing, validating, manipulating, and formatting dates. ⭐ 48k stars
Day.js ⏰ is a minimalist JavaScript library that parses, validates, manipulates, and displays dates and times for modern browsers with a largely Moment.js-compatible API. Its 2kB immutable date-time library alternative to Moment.js with the same modern API ⭐ 46k stars
Date-fns is a modern JavaScript date utility library. ⭐ 33.5k stars
Async is a utility module which provides straight-forward, powerful functions for working with asynchronous JavaScript. ⭐ 28k stars
Immer is a tiny package that allows you to work with immutable state in a more convenient way. It is based on the copy-on-write mechanism. ⭐ 27k stars
Fetch API provides an interface for fetching resources (including across the network).
Ramda is a practical functional library for JavaScript programmers. ⭐ 23.5k stars
Store.js is Cross-browser storage for all use cases, used across the web. ⭐ 14k stars
Cookiejar is a simple, lightweight, and fast cookie manipulation library for JavaScript. ⭐ GitHub
cross-storage is a Cross domain local storage, with permissions ⭐ GitHub

3D and Animation Libraries

Three.js is a cross-browser JavaScript library and application programming interface used to create and display animated 3D computer graphics in a web browser. ⭐ 97.9k stars
Anime.js is a lightweight JavaScript animation library. It works with any CSS Properties, individual CSS transforms, SVG or any DOM attributes, and JavaScript Objects. ⭐ 48.5k stars
Pixi.js is a fast, lightweight 2D library that works across all devices. ⭐ 42.1k stars
Babylon.js is a powerful, beautiful, simple, and open game and rendering engine packed into a friendly JavaScript framework. ⭐ 22k stars
React Spring is a spring-physics based animation library for React applications. ⭐ 28k stars
GSAP is a professional-grade JavaScript animation for the modern web. ⭐ 18.3k stars
Matter.js is a a 2D physics engine for the web ▲● ■ ⭐ 16k stars
Auto Animate is a zero-config, drop-in animation utility that adds smooth transitions to your web app. ⭐ 12k stars

Other JS libraries

Core.js is a modular standard library for JavaScript. ⭐ 24k stars
PDF.js is a PDF Reader in JavaScript ⭐ 34.5k stars
Video.js is an open-source HTML5 video player. ⭐ 37k stars
Codemirror.js is a versatile text editor implemented in JavaScript for the browser. ⭐ 26.5k stars
Hammer.js is a JavaScript library for multi-touch gestures. ⭐ 24k stars
Howler.js is a JavaScript audio library for the modern web. ⭐ 23k stars
P5.js is a JavaScript library for creative coding, with a focus on making coding accessible and inclusive for artists, designers, educators, beginners, and anyone else. ⭐ 20.7k stars
Draggable.js is a lightweight, responsive, modern drag-and-drop library. ⭐ 17.5k stars
Luxon is a library for working with dates and times in JavaScript. ⭐ 15k stars
Nuclear.js Streaming music player that finds free music for you ⭐ 11.3k stars
Next VideoAdd high-performance video to your Next.js app. ⭐ GitHub
Hi-mom is a blazingly fast JavaScript library to say hi to your mom!⭐ GitHub
Danfo.js is an open source, JavaScript library providing high performance, intuitive, and easy to use data structures for manipulating and processing structured data. ⭐ GitHub
Standard.js is a JavaScript Style Guide, with linter & automatic code fixer. ⭐ 30k stars

JavaScript

JavaScript.info is a modern JavaScript tutorial. ⭐ 23k stars
You-Dont-Know-JS is a book series on JavaScript. ⭐ 177k stars
javascript-algorithms and data structures implemented in JavaScript with explanations and links to further readings ⭐ 181k stars

TypeScript

TypeScript is a typed superset of JavaScript that compiles to plain JavaScript. ⭐ 100k stars
Zod is a TypeScript-first schema declaration and validation library. I'm using the term "schema" to broadly refer to any data type, from a simple string to a complex nested object. ⭐ 30k stars

React

ReactPlay is a React code editor that allows you to write and preview React code in real time. It is a great tool for learning React, testing code, and creating demos. ⭐ 2k stars
React Community is a collection of React libraries and tools. ⭐ GitHub
React Tabs is an accessible and easy tab component for ReactJS. ⭐ 3k stars

E-commerce

Evershop is an Open-Source NodeJS Ecommerce Platform with essential commerce features. | Built with React, modular and fully customizable. ⭐ 3.3k stars

Colors

AI Colors is a tool to generate color palettes using AI.
Coolors is a tool to generate color palettes.

Contrast Checker

Contrast Coolors is a tool to check the contrast of text and background colors.
Colorable is a tool to check the contrast of text and background colors. ⭐ 2k stars

CSS Games

CSS Grid Garden is a game for learning CSS grid layout.
Flex Box Froggy is a game for learning CSS flexbox layout.
Flukeout is a game for learning CSS selectors.
Coding Fantasy is a game for learning CSS.

Low Code

ToolJet Low-code platform for building business applications. Connect to databases, cloud storages, GraphQL, API endpoints, Airtable, Google sheets, OpenAI, etc and build apps using drag and drop application builder. Built using JavaScript/TypeScript. ⭐ 27k stars
Webflow is a visual web development platform. ⭐ GitHub

Backend

Awesome Python is a curated list of awesome Python frameworks, libraries, software, and resources. ⭐ 201k stars
ohmyzsh is a delightful, open-source, community-driven framework for managing your Zsh configuration. ⭐ 170k stars

Amplication is the Fastest Way in the World to Build Backend Services.🔥🔥🔥 Open-source backend development platform. Build production-ready services without wasting time on repetitive coding. ⭐ 13.3k stars

Runtime Environments

Deno is a modern runtime for JavaScript and TypeScript. ⭐ 93k stars
Go is an open-source programming language that makes it easy to build simple, reliable, and efficient software. ⭐ 120.1k stars
Elixir is a dynamic, functional language for building scalable and maintainable applications. ⭐ 23.4k stars
Rust is a language empowering everyone to build reliable and efficient software. ⭐ 93.5k stars
Scala is a modern multi-paradigm programming language designed to express common programming patterns in a concise, elegant, and type-safe way. ⭐ 14.3k stars
Python is a programming language that lets you work quickly and integrate systems more effectively. ⭐ 201k stars
Ruby is a dynamic, open-source programming language with a focus on simplicity and productivity. It has an elegant syntax that is natural to read and easy to write. ⭐ 21.6k stars

Server-Side Scripting Language

PHP is a popular general-purpose scripting language that is especially suited to web development. ⭐ GitHub

Top 10 Backend Frameworks

Laravel is a PHP web application framework with expressive, elegant syntax, intended for the development of web applications following the model–view–controller (MVC) architectural pattern. ⭐ 77k stars
Django is a high-level Python web framework that encourages rapid development and clean, pragmatic design. ⭐ 77.1k stars
Spring Boot is an open-source Java-based framework used to create micro-services. It is developed by Pivotal Team and is used to build stand-alone and production-ready spring applications. ⭐ 73.1k stars
Flask is a lightweight WSGI web application framework. It is a micro web framework written in Python. It is designed to make getting started quick and easy, with the ability to scale up to complex applications. ⭐ 66.5k stars
NestJS is a framework for building efficient, scalable Node.js server-side applications. It uses progressive JavaScript, is built with TypeScript (preserves compatibility with pure JavaScript) and combines elements of OOP (Object Oriented Programming), FP (Functional Programming), and FRP (Functional Reactive Programming). ⭐ 65k stars
Express.js is a minimal and flexible Node.js web application framework, designed for building web applications and APIs. ⭐ 64k stars
Ruby on Rails is a server-side web application framework written in Ruby under the MIT License. Rails is a model–view–controller (MVC) framework, providing default structures for a database, a web service, and web pages. ⭐ 55k stars
Koa.js is a new web framework designed by the team behind Express, which aims to be a smaller, more expressive, and more robust foundation for web applications and APIs. By leveraging async functions, Koa allows you to ditch callbacks and greatly increase error-handling. ⭐ 35k stars
Phoenix is a web development framework written in Elixir which implements the server-side Model-View-Controller (MVC) pattern. ⭐ 20.7k stars
ASP.NET Core is a free and open-source web framework developed by Microsoft for building modern internet-connected applications. It is a modular framework that runs on both the full .NET Framework, on Windows, and the cross-platform .NET Core. ⭐ 12.4k stars

Others

Biome.js is a toolchain for web projects, aimed to provide functionalities to maintain them. Biome offers formatter and linter, usable via CLI and LSP. ⭐ 10k stars
Format.js is the monorepo home to all of the FormatJS related libraries, most notably react-intl. ⭐ 14k stars
Orama - 🌌 Fast, dependency-free, full-text and vector search engine with typo tolerance, filters, facets, stemming, and more. Works with any JavaScript runtime, browser, server, service! ⭐ 8k stars

Serverless Frameworks

Serverless Stack is a comprehensive guide to creating full-stack serverless applications. ⭐ 20k stars
Serverless Framework – Build web, mobile and IoT applications with serverless architectures using AWS Lambda, Azure Functions, Google CloudFunctions & more! ⭐ 46k stars

Web Framework

Fastify is a fast and low overhead web framework, for Node.js. ⭐ 30.5k stars

Logging Framework

Pino.js is a super fast, all natural Node.js logger. ⭐ 13.2k stars

Node.js

Piscina.js is a fast, efficient Node.js Worker Thread Pool implementation

APIs

Geolocation

Big Data Cloud provides fast, accurate, and free (Unlimited or up to 10K-50K/month) APIs for modern web like IP Geolocation, Reverse Geocoding, Networking Insights, Email and Phone Validation, Client Info and more.
Country State City API is a free API to get country, state, and city details. ⭐ 6.3k stars
DB-IP is a free IP geolocation API with 1k request per IP per day.lite database under the CC-BY 4.0 License is free too.
Flags API is a free API to get country flags. ⭐ GitHub
GeoCod is a Free geocoding API: Convert postal addresses into geographic coordinates or convert geographic coordinates into postal addresses (reverse geocoding).
GeoDB Cities API is an online places database. It exposes city, county, island, region, and country data via both GraphQL and REST APIs.
GeoKeo is a free API for geocoding. It provides a simple API to convert addresses into geographic coordinates. in other words, it converts city names, street names, and postal codes into latitude and longitude. The free plan includes 2,500 api requests daily.
GeoDataSource Location Search Web Service is a REST API to lookup for city name by using latitude and longitude coordinate. It will return the result in either JSON or XML containing the information of the nearest country, region, city, latitude, longitude, currency code, and more. Free API queries up to 500 times per month.
IP Geolocation API is a free IP Geolocation API. ⭐ GitHub
IP API is a free IP Geolocation API. Real-time Geolocation & Reverse IP Lookup REST API. ⭐ GitHub
IP Api.co is a reliable geolocation API built on AWS, trusted by Fortune 500. The free tier offers 30k lookups/month (1k/day) without signup. ⭐ GitHub
IP City is a free IP Geolocation API. 100 Free requests per day.
IP Base is a IP Geolocation API. Free forever that spans 150 monthly requests.
IP Geolocation is the Best IP Geolocation API. Forever free plan for developers with 30k requests per month (1k/day) limit.
IP Geolocation API is a IP Geolocation API from Abstract - Extensive free plan allowing 20,000 monthly requests.
IP 2 Location is a freemium IP geolocation and Proxy detection service. LITE database is available for free download. Import the database in the server and perform a local query to determine the city, coordinates, and ISP information.
IP2Location.io is a Freemium, fast and reliable IP geolocation API to determine geolocation data like city, coordinates, ISP, etc. The free plan is available with 30k credits per month. Subscribe to paid plans for more advanced features or contact us for a personalized plan.
IP info is a fast, accurate, and free (up to 50k/month) IP address data API. Offers APIs with details on geolocation, companies, carriers, IP ranges, domains, abuse contacts, and more. All paid APIs can be trialed for free.
IPify is a simple public IP address API.
IP-Api is an IP Geolocation API, Free for non-commercial use, no API key required, limited to 45 req/minute from the same IP address for the free plan.
JSON IP is a free unlimited IP address and geolocation API. Returns the Public IP address of the client it is requested from. No registration is required for the free tier. Using CORS, data can be requested using client-side JS directly from the browser. Useful for services monitoring change in client and server IPs. Unlimited Requests.
Zipcodebase is a free Zip Code API, access to Worldwide Postal Code Data. Ten thousand free requests/month.
Zipcodestack is a free Zip Code API and Postal Code Validation. Ten thousand free requests/month.

Collections

Abstract API is a collection for various use cases, including IP geolocation, gender detection, or email validation.
Public APIs is a collection of free public APIs. ⭐ 2.6k stars
Free APIs is collection of free APIs derived from Public APIs ⭐ 286k stars ⭐ 196k stars
Rapid api is the world’s Largest API Hub Millions of developers find and connect to thousands of APIs, API Development using fun challenges (with solutions!) and interactive examples.
OpenWeb Ninja - Extremely comprehensive real-time SERP and public data APIs: Google Search, Shopping, Jobs, Images, Lens, News, Google Maps Businesses / Places, Reviews, Photos, Website Emails and Social Contacts Scraper, Amazon, Yelp and more. All APIs include a free tier with 100 to 200 free monthly requests.
NASA (multiple APIs) is a collection of free API for space. The API provides access to images, videos, asteroids, and more.
Apislist is a collection of free APIs. Curated Playground for the Best Public Web APIs!

Test Data

Beeceptor is a Rest API mocking and intercepting in seconds. Replace the endpoint in the code and you are ready. It's that simple! Mock a rest API in seconds, fake API response and much more. Free 50 requests per day, public dashboard, open endpoints (anyone with a dashboard link can view submissions and answers).
DummyJSON is a tool to generate massive amounts of fake data in the browser and node.js. ⭐ 1.3k stars
Fakerjs is a tool to generate massive amounts of fake data in the browser and node.js. ⭐ 11.5k stars
Random User Generator is a free, open-source API for generating random user data. Like Lorem Ipsum, but for people. ⭐ 1.3k stars
Random Data is a free API for random fake data. It does not require any authentication.
Microenv allow you to create fake REST API for developers with the possibility to generate code and app in a docker container.
QuickMocker is an API Mock, fake API, mock server, simulate or stub API, dummy API and web services, API for tests, test doubles, fake random data, response templating, create webhook, and more. Manage online fake API endpoints under your own subdomain, forward requests to localhost URL for webhooks development and testing, use RegExp and multiple HTTP methods for URL path, prioritize endpoints, more than 100 shortcodes (dynamic or fake response values) for response templating, import from OpenAPI (Swagger) Specifications in JSON format, proxy requests, restrict endpoint by IP address and authorization header. The free account provides one random subdomain, ten endpoints, 5 RegExp URL paths, 50 shortcodes per endpoint, 100 requests per day, and 50 history records in the requests log.

Entertainment

Discord is a free API for Discord.
Youtube API is a free API for YouTube.
Watchmode is a freemium API for movies and TV shows. The free plan includes 1000 requests per month.
The Movie DB API is a free API for movies. The API provides access to movies, TV shows, actors, and more. It's like IMDB but not owned by Amazon. Free for non-commercial use.
IGDB is a free API for video games. The API is free for both non-commercial and commercial projects.
Call Of Duty API Unofficial wrapper for the Call of Duty API. ⭐ GitHub
TicketMaster is a free API for events. The API provides access to events, attractions, venues, classifications, and more. The free plan includes 500 requests per month.
Spotify API is a free API for Spotify. The API provides access to music, albums, playlists, artists, and more.
Podcast Index is a free API for podcasts. The API provides access to podcasts, episodes, and more.
Clarifai is an image API for custom face recognition and detection. Able to train AI models. The free plan has 5,000 calls per month.
Unsplash API is a free API for high-quality, curated photos.
Waifu.pics, Waifu API, Waifu.it are some popular free anime waifus API.
Deck of Cards is an API to simulate a deck of cards. The API provides access to a deck of cards.
Bored API is a free API for random activities. The API provides access to random activities. ⭐ GitHub

Scraping

Apify is the platform where developers build, deploy, and publish web scraping, data extraction, and web automation tools. Ready-made scrapers, integrated proxies, and custom solutions. Free plan with $5 platform credits included every month.
Browser Cat is a headless browser API for automation, scraping, AI agent web access, image/pdf generation, and more. Free plan with 1k requests per month.
Microlink is a fast, scalable, and reliable high-level API to control a headless browser built for businesses and developers. It turns any website into data such as metatags normalization, beauty link previews, scraping capabilities, or screenshots as a service. One hundred reqs/day, every day free.
SerpApi - Real-time search engine scraping API. Returns structured JSON results for Google, YouTube, Bing, Baidu, Walmart, and many other machines. The free plan includes 100 successful API calls per month.
ScraperBox is an undetectable web scraping API using real Chrome browsers and proxy rotation. Use a simple API call to scrape any web page. The free plan has 1000 requests per month.
ScrapingDog handles millions of proxies, browsers, and CAPTCHAs to provide you with the HTML of any web page in a single API call. It also includes Web Scraper for Chrome & Firefox and software for instant scraping demand. Free plans are available.
ZenRows is a web scraping API & proxy server that bypasses any anti-bot solution while offering javascript rendering, rotating proxies, and geotargeting. The free tier of 1000 API calls.
Zenscrape is a web scraping API with headless browsers, residentials IPs, and straightforward pricing. One thousand free API calls/month and extra credits for students and non-profits.

Mocking

Mockfly is a trusted development tool for API mocking and feature flag management. Quickly generate and control mock APIs with an intuitive interface. The free tier offers 500 requests per day.
Mocki is a tool that lets you create mock GraphQL and REST APIs synced to a GitHub repository. Simple REST APIs are free to develop and use without signup.
Mocko Proxy your API, choose which endpoints to mock in the cloud and inspect traffic, for free. Speed up your development and integration tests.
Mocky is a simple web app to generate custom HTTP responses for mocking HTTP requests. Also available as open source.
Reqres is a free hosted REST-API ready to respond to your AJAX requests.

Development Tools

Web Development Tools

Doczilla is a SaaS API empowering the generation of screenshots or PDFs directly from HTML/CSS/JS code. The free plan allows 250 documents month.
Doppio is a fully managed API to generate and privately store documents and screenshots using top rendering technology. The free plan allows 400 PDFs and Screenshots per month.
Geekflare API lets you take screenshots, audit websites, TLS scan, DNS lookup, test TTFB, and more. The free plan offers 3,000 API requests.
Glitterly is a tool to generate dynamic images from base templates. Restful API and nocode integrations. The free tier comes with 50 images/month and five templates.

API Development Tools

Wrap Api turns any website into a parameterized API. 30k API calls per month.
Postman is a simplify workflows and create better APIs – faster – with Postman, a collaboration platform for API development. Use the Postman App for free forever. Postman cloud features are also free forever with certain limits.
PipeDream allow you to create a free endpoint to which you can send HTTP requests. Any HTTP requests sent to that endpoint will be recorded with the associated payload and headers so you can observe recommendations from webhooks and other services.
Hoppscotch is a lightweight, fast, and customizable app for testing and designing APIs. A free, fast, and beautiful API request builder. ⭐ 60k stars
tRPC Move Fast and Break Nothing. End-to-end typesafe APIs made easy. ⭐ 32.3k stars

Database

Pantry is a free API for hosting small pieces of data. It let you setup a small database in seconds. 100 mb of JSON storage. It's like TinyDB but in the cloud.

Development Tools

Colab is a free Jupyter notebook (Python) environment that requires no setup and runs entirely in the cloud. It includes free GPU and TPU.
CurlHub is a proxy service for inspecting and debugging API calls. The free plan includes 10,000 requests per month.

Documentation Tools

API Toolkit - All the tools you need to fully understand what's going on in your APIs and Backends. With automatic API contract validation and monitoring. The free plan covers servers with up to 20,000 requests per month.

Webhooks

Hook0 is an open-source Webhooks-as-a-service (WaaS) that makes it easy for online products to provide webhooks. Dispatch up to 3,000 events/month with seven days of history retention for free.
Svix is a webhooks as a Service. Build a secure, reliable, and scalable webhook sending platform using the Svix webhook service. Send up to 50,000 messages/month for free.
Webhook Store is a tool for storing third-party webhooks and debug them on localhost (ngrok style). Open source and self-hostable. Free personal domain username.github.webhook.store, free public domains anything.webhook.store.

Finance

Alpha Vantage is a free API for stock market data. The API provides access to real-time and historical stock data. The free plan includes 25 requests per day.
Canopy is a GraphQL API for Amazon product, search, reviews, sales and category data. The free plan includes 100 calls per month.
Currency Beacon is a realtime currency and Forex Exchange Rate API for fintech apps. The free plan includes 5,000 calls per month.
Foreign Rates API is a free API for foreign exchange rates. The free plan includes 1,500 requests per month.

Weather

Open Weather API is a free API for weather. The API provides access to current weather data, forecasts, and historical data. The free plan includes 1,000 API calls per day.
Meteo Source is a global weather API for current and forecasted weather data. Forecasts are based on a machine learning combination of more weather models to achieve better accuracy. The free plan comes with 400 calls per day.

Data

kroki is a free API for creating diagrams. The free plan includes 1,000 requests per month.
ollama let's you run LLM (Large Language Models) on your own machine. It's like OpenAI's GPT-3 but on your own machine. It's free and open-source. It comes with an API that you can listen to through localhost. ⭐ 64.8k stars
Google Docs is a free API that lets you connect your app to Google Docs. Convert your docs into JSON.

Data Processing and Migration

SmartParse is a data migration and CSV to API platform that offers time- and cost-saving developer tools. The Free tier includes: Up to 300 processing units, Browser uploads, Data quarantining, Circuit breakers and Job Alerts.

Data Extraction and Processing

OCR Space is a free OCR API parses image and pdf files that return the text results in JSON format. Twenty-five thousand requests per month are free.
Parse Hub — Extract data from dynamic sites, turn dynamic websites into APIs, five projects free.
Mindee is a powerful OCR software and an API-first platform that helps developers automate applications' workflows by standardizing the document processing layer through data recognition for key information using computer vision and machine learning. The free tier offers 250 pages per month.

Data as a Service (DaaS)

Sheetson instantly turn any Google Sheets into a RESTful API. Free plan available.
SofoData let you create secure RESTful APIs from CSV files. Upload a CSV file and instantly access the data via its API allowing faster application development. The free plan includes 2 APIs and 2,500 API calls per month. You don't need a credit card.

RESTful APIs

Wordpress API is a free API for WordPress. The API provides access to posts, pages, comments, taxonomies, and more.
Commerce Layer is a composable commerce API that can build, place, and manage orders from any front end. The developer plan allows 100 orders per month and up to 1,000 SKUs for free.

Others

API COLOMBIA is a public api that contains info about Colombia, departments, cities, tourists places and presidents. ⭐ GitHub

World News, World News API are free API for news. The World News API gives you access to thousands of news sources in over 50 languages from over 150 countries. News are semantically tagged allowing for semantic news search like never before.
News API — Search news on the web with code, and get JSON results. Developers get 3,000 queries free each month.

Free Dictionary API is a free API for dictionary. The API provides access to definitions, synonyms, antonyms, translations, and more. ⭐ GitHub
Zen Quotes is a free API for quotes.

Mailbox Validator is an email verification service using real mail server connection to confirm valid email. The free API plan has 300 verifications per month.
Vatcheckapi is a simple and free VAT number validation API. Five hundred free requests per month.
Numlookupapi is a free and reliable phone number validation API - 100k free requests / month.

Disease is a free API for Current cases and more stuff about COVID-19 and Influenza.

Open Food Facts is a free API for food products. The API provides access to food products, ingredients, and more.

API Template allow you to auto-generate images and PDF documents with a simple API or automation tools like Zapier & Airtable. No CSS/HTML is required. The free plan comes with 50 images/month and three templates.
Advicement helps you generate PDF documents with JSON to PDF API based on LaTeX templates. The free plan allows 50 API calls per month and access to a library of templates.
Export SDK is a PDF generator API with drag-and-drop template editor that provides an SDK and no-code integrations. The free plan has 250 monthly pages, unlimited users, and three templates.
PDF-API is a PDF Automation API, visual template editor or HTML to PDF, dynamic data integration, and PDF rendering with an API. The free plan comes with one template, 100 PDFs/month.

Resend (for emails) is an API for sending emails. The free plan includes 100 emails per day or up to 3,000 emails a month.

HTTP Status Dogs is a free API for HTTP status codes. HTTP status codes are boring but not with HTTP Status Dogs. It returns images of dogs for each HTTP status code to make it easier to understand and remember.

Cloudmersive is a utility API platform with full access to expansive API Library including Document Conversion, Virus Scanning, and more with 800 calls/month.

Calendarific is a developer-friendly, worldwide RESTful API giving you access to public, local & bank holidays and observances; and spanning over 230 countries, 3,300+ states and 100+ languages. The free plan includes 1,000 calls per month.
DigiDates provides a REST API for time and date calculations. Access to the API is free of charge and currently without limitation.

Deepgram AI API is a free API for speech recognition. The API provides access to speech-to-text, audio transcription, and more.

Dream Factory is an open source REST API backend for mobile, web, and IoT applications. Hook up any SQL/NoSQL database, file storage system, or external service, and it instantly creates a comprehensive REST API platform with live documentation and user management.

FraudLabs Pro provides an advanced fraud prevention solution that helps protect your online business from payment fraud (also known as CNP fraud). Screen an order transaction for credit card payment fraud. This REST API will detect all possible fraud traits based on the input parameters of an order. The Free Micro plan has 500 transactions per month.

Kreya is a free cross-platform GUI tool that helps you build and test gRPC APIs faster. Can import gRPC APIs via server reflection.

Fern is a no-code API builder that allows you to create APIs from Google Sheets, Airtable, and other sources. The free plan includes 1000 API calls per month. Use your API definition to generate SDKs in popular languages, and generate API reference documentation webpages. Add Markdown pages to your API reference and host them with Fern for a full documentation solution. OpenAPI fully supported.

OpenAPI3 Designer — Visually create Open API 3 definitions for free.

Kong is a unified API platform that helps you manage, secure, and run APIs across any cloud, team, gateway, protocol, or architecture. in other workds, an API Marketplace and powerful private and public API tools. With the free tier, some features such as monitoring, alerting, and support, are limited.
Zuplo allow you to add API Key authentication, rate limiting, and developer documentation to any API in minutes. The free plan offers up to 10 projects, unlimited production edge environments, 250 API keys, 100K monthly requests, and 1GB egress.

OpenSky Network is a free API for air traffic. It lets you track flights in real-time. The API provides access to flights, airports, and more.
Pixela - Free daystream database service. All operations are performed by API. Visualization with heat maps and line graphs is also possible.

Machine Learning

Arize AI - Machine learning observability for model monitoring and root-causing issues such as data quality and performance drift. Free up to two models.
Bigml — Hosted machine learning algorithms. Unlimited free tasks for development, limit of 16 MB data/task.
Comet - The MLOps platform for experiment tracking, model production management, model registry, and complete data lineage, covering your workflow from training to production. Free for individuals and academics.
Efemarai - Testing and debugging platform for ML models and data. Visualize any computational graph. Free 30 debugging sessions per month for developers.
Lightly — Improve your machine-learning models by using the correct data. Use datasets of up to 1000 samples for free.
Monkey learn — Text analysis with machine learning, free 300 queries/month.
Neptune is a lightweight component that works with any MLOps stack. It helps you track, compare, monitor, and share your ML experiments and models with flexible Python. Log, store, display, organize, compare, and query all your MLOps metadata. Free for individuals: 1 member, 100 GB of metadata storage, 200h of monitoring/month
Nyckel — Train, deploy, and invoke image and text ML models. Free training with up to 5,000 pieces of training data. 1000 model invokes per month free.
Preset Cloud is a hosted Apache Superset service. Forever free for teams of up to 5 users, featuring unlimited dashboards and charts, a no-code chart builder, and a collaborative SQL editor.
PromptLeo - Prompt engineering platform for creators and developers. It offers a prompt engineering library, forms, and API. The free plan provides one prompt formation, one prompt API endpoint, and 30 generations per month.
PromptLoop - Use AI and large language models like GPT-3 with a simple spreadsheet formula to transform, comprehend, and analyze text in Google Sheets. The first 2,000 credits are free each month.
Supportivekoala — Allows you to autogenerate images by your input via templates. The free plan allows you to create up to 100 images per week.
Roboflow - create and deploy a custom computer vision model with no prior machine learning experience required. The free tier includes up to 1,000 free source images.
ROBOHASH - Web service to generate unique and cool images from any text.
Weights & Biases — The developer-first MLOps platform. Build better models faster with experiment tracking, dataset versioning, and model management. Free tier for personal projects only, with 100 GB of storage included.
Wit.ai — NLP for developers.
Wolfram — Built-in knowledge-based algorithms in the cloud.
What The Diff an AI-powered code review assistant. The free plan has a limit of 25,000 monthly tokens (~10 PRs).
Tavily AI Search API is a search engine optimized for LLMs and RAG, aimed at efficient, quick and persistent search results. 1000 request/month for the Free tier with No credit card required.

GUI toolkits

Atlas toolkit - Lightweight library to develop single-page web applications that are instantly accessible. Available for Java, Node.js, Perl, Python, and Ruby.

Data

Browse AI — Extracting and monitoring data on the web. Fifty credits per month for free.
Coupler - Data integration tool that syncs between apps. It can create live dashboards and reports, transform and manipulate values, and collect and back up insights. The free plan has unlimited users, 100 runs with 1000 monthly rows, and unlimited integrations.
Data Dead Drop - Simple, free file sharing. Data self-destroys after access. Upload and download data via the browser or your favorite command line client.
Data Fetcher - Connect Airtable to any application or API with no code. Postman-like interface for running API requests in Airtable. Pre-built integrations with dozens of apps. The free plan includes 100 runs per month.
Dataimporter - Tool for connecting, cleaning, and importing data into Salesforce. Free Plan includes up to 20,000 records per month.
Datalore - Python notebooks by Jetbrains. Includes 10 GB of storage and 120 hours of runtime each month.
Data Miner - A browser extension (Google Chrome, MS Edge) for data extraction from web pages CSV or Excel. The free plan gives you 500 pages/month.
Datapane - API for building interactive reports in Python and deploying Python scripts and Jupyter Notebooks as self-service tools.
DB Designer — Cloud-based Database schema design and modeling tool with a free starter plan of 2 Database models and ten tables per model.
Deepnote - A new data science notebook. Jupyter is compatible with real-time collaboration and running in the cloud. The free tier includes unlimited personal projects, up to 750 hours of standard hardware, and teams with up to 3 editors.
Diggernaut — Cloud-based web scraping and data extraction platform for turning any website to the dataset or working with it as an API. The free plan includes 5K page requests monthly.
Hex - a collaborative data platform for notebooks, data apps, and knowledge libraries. Free community version with up to 3 authors and five projects. One compute profile per author with 4GB RAM.
Observable — a place to create, collaborate, and learn with data. Free: Unlimited notebooks, Unlimited publishing, Five editors per notebook.
Prefect Cloud is a workflow orchestration tool empowering developers to build, observe, and react to data pipelines. it's a complete platform for dataflow automation. All plans include 20,000 free runs every month. That's enough to power ETL for most small businesses.
Crawlbase — Crawl and scrape websites without proxies, infrastructure, or browsers. We solve captchas for you and prevent you from being blocked. The first 1000 calls are free of charge.
SaturnCloud - Data science cloud environment that allows running Jupyter notebooks and Dask clusters. Thirty hours of free computation and 3 hours of Dask per month.
Simplescraper — Trigger your webhook after each operation. The free plan includes 100 cloud scrape credits.
Select Star - is an intelligent data discovery platform that automatically analyzes and documents your data. Free light tier with 1 Data Source, up to 100 Tables and 10 Users.
Shipyard — Low-code data orchestration platform for the cloud. Build with a mix of low-code templates and your code (Python, Node.js, Bash, SQL). Our free developer plan offers 10 hours of runtime every month for one user - more than enough to automate multiple workflows.

Authentication

Auth0 is a flexible, drop-in solution to add authentication and authorization services to your applications. ⭐ GitHub
Firebase Auth is a platform developed by Google for creating mobile and web applications. ⭐ GitHub
Clerk is a developer-first identity and user management platform. ⭐ GitHub
Supabase Auth is an open-source Firebase alternative. ⭐ GitHub
NextAuth.js is a complete open-source authentication solution for Next.js applications. ⭐ 22k stars
Appwrite Auth is a secure end-to-end backend server for Web, Mobile, and Flutter developers that is packaged as a set of Docker containers for easy deployment. ⭐ GitHub
SuperTokens is an open-source alternative to Auth0/ Firebase Auth / AWS Cognito. ⭐ 12k stars

Database

Supabase is an open-source Firebase alternative. ⭐ 65k stars
Redis is an in-memory database that persists on disk. The data model is key-value, but many different kind of values are supported: Strings, Lists, Sets, Sorted Sets, Hashes, Streams, HyperLogLogs, Bitmaps. ⭐ 65k stars
Nocodb is an open source Airtable Alternative ⭐ 42k stars
Appwrite is a secure end-to-end backend server for Web, Mobile, and Flutter developers that is packaged as a set of Docker containers for easy deployment. ⭐ 40k stars
PocketBase → Open Source backend for your next SaaS and Mobile app in 1 file. ⭐ 33k stars
MongoDB is a general-purpose, document-based, distributed database built for modern application developers and for the cloud era. ⭐ 26k stars
PostgreSQL is a powerful, open source object-relational database system with over 35 years of active development that has earned it a strong reputation for reliability, feature robustness, and performance. ⭐ 15k stars
MySQL is an open-source relational database management system. The world's most popular open-source database. ⭐ 10k stars
GraphQL is the developer-friendly query language for the modern web. It transforms how apps fetch data from an API, enabling you to get exactly what you need with a single query—instead of wrangling responses from a patchwork of REST endpoints. ⭐ 10k stars
Apache Cassandra is an Open Source NoSQL Database. → Manage massive amounts of data, fast, without losing sleep. ⭐ 8.5k stars
Nhost is an open-source backend and development platform that enables developers to build and scale their web and mobile apps. ⭐ 7.5k stars
SQLite is a C-language library that implements a small, fast, self-contained, high-reliability, full-featured, SQL database engine. ⭐ 5.5k stars
Amazon DynamoDB is a serverless, NoSQL, fully managed database service with single-digit millisecond response times at any scale, enabling you to develop and run modern applications while only paying for what you use. ⭐ GitHub
MongoDB Atlas Device is a fully managed cloud database developed by the same people that build MongoDB. Atlas Device SDK is a mobile-first database designed for modern, data-driven applications.
Oracle Database is a free Oracle Database for Everyone. You get an Oracle Database to use, develop, test, and deploy applications. You can redistribute it – all completely free! ⭐ GitHub

DataSet

Public Data Sets is a collection of public datasets that Google hosts for you to explore and analyze.
Kaggle is the world's largest data science community with powerful tools and resources to help you achieve your data science goals.
Data.world is a platform for modern data teamwork. Discover and share cool data, connect with interesting people, and work together to solve problems faster.
Google Dataset Search is a search engine for datasets.
Datahub is a free, powerful data management platform from the Open Knowledge Foundation.

Data.gov...

US Data is the home of the U.S. Government's open data. Here you will find data, tools, and resources to conduct research, develop web and mobile applications, design data visualizations, and more.
Data USA is a comprehensive visualization engine for shared US government data.
UK Data is the UK government's open data portal.
Australian Data is the Australian government's open data portal.
Singapore Data is the Singapore government's open data portal.
Hong Kong Data is the Hong Kong government's open data portal.

Datos.gov...

Colombian Data is the Colombian government's open data portal.
Mexican Data is the Mexican government's open data portal.

DevSecOps

System Design

System Design Primer: Learn how to design large-scale systems. Prep for the system design interview. Includes Anki flashcards. ⭐ 250k stars

Testing

PlayWright enables reliable end-to-end testing for modern web apps. ⭐ 60k stars
Cypress is a JavaScript End to End Testing Framework. ⭐ 46k stars
Fast Check is a property-based testing framework for JavaScript and TypeScript. ⭐ 4.1k stars

Security

Awesome Hacking is a collection of various awesome lists for hackers, pentesters, and security researchers.
OWASP is a nonprofit foundation that works to improve the security of software. ⭐ k stars
NIST is a non-regulatory federal agency within the U.S. Department of Commerce. ⭐ k stars
Snyk specializes in JavaScript security ⭐ k stars
Trivy is a container security scanner designed specifically for Docker images. ⭐ k stars

Testing Frameworks

Jest is a delightful JavaScript Testing Framework with a focus on simplicity. ⭐ k stars
Mocha is a feature-rich JavaScript test framework running on Node.js and in the browser. ⭐ k stars
Jasmine is a behavior-driven development framework for testing JavaScript code. ⭐ k stars
Cypress is a JavaScript End to End Testing Framework. ⭐ k stars
Puppeteer is a Node library which provides a high-level API over the Chrome DevTools Protocol. ⭐ k stars
Karma is a simple tool that allows you to execute JavaScript code in multiple real browsers. ⭐ k stars
WebdriverIO is a Next-gen browser and mobile automation test framework for Node.js. ⭐ k stars
Stryker js is a mutation testing framework for JavaScript. ⭐ k stars
Ava is a Node.js test runner that lets you develop with confidence 🚀 ⭐ k stars

IT Automation

Ansible is a simple, agentless IT automation technology that can improve your current processes, migrate applications for better optimization, and provide a single language for DevOps practices across your organization. ⭐ 61.2k stars

Form Validation Frameworks

Vest is a form validations framework that performs form validations and provides feedback to the user.
Joi is a powerful schema description language and data validator for JavaScript.
Formik is a small library that helps you with the 3 most annoying parts: getting values in and out of form state, validation, and handling form submission.

CI

Travis CI is a continuous integration service used to build and test software projects hosted at GitHub. ⭐ k stars
Circle CI is a modern, developer-friendly continuous integration and continuous delivery (CI/CD) platform. ⭐ k stars

CD

Heroku is a platform as a service (PaaS) that enables developers to build, run, and operate applications entirely in the cloud. ⭐ k stars

Monitoring

Sentry is a real-time error tracking that gives you insight into production deployments and information to reproduce and fix crashes. ⭐ 37k stars
UpTimeRobot is a website monitoring service that checks your websites every 5 minutes and alerts you if your sites are down.
Open Status is the open-source website & API monitoring platform. ⭐ GitHub
checklyhq is a API monitoring service that checks your APIs every 5 minutes and alerts you if your APIs are down. ⭐ GitHub
New Relic is a performance monitoring tool that helps you to monitor, troubleshoot, and optimize your application performance. ⭐ GitHub

Datadog is a cloud-scale monitoring service that provides monitoring of servers, databases, tools, and services through a SaaS-based data analytics platform.

Analytics

Google Analytics is a web analytics service offered by Google that tracks and reports website traffic.
Matomo is a free and open-source web analytics application that runs on a PHP/MySQL webserver. ⭐ 19k stars
Plausible is a simple, privacy-friendly alternative to Google Analytics. | 2 months free ⭐ 18.2k stars
PostHog is an open-source product analytics tool. ⭐ 17k stars
Mixpanel is a business analytics service and company that tracks user interactions with web and mobile applications. ⭐ k stars
Amplitude is a product analytics service that provides tools to understand user behavior. ⭐ GitHub
Snowplow is an open-source platform for event data collection and warehousing. ⭐ 6.7k stars
Countly is an open-source, self-hosted product analytics tool. ⭐ 5.5k stars
GoatCounter is a simple web analytics platform. ⭐ 4.1k stars

Open Source

AwesomeOpenSource is a curated list of open-source projects that are looking for contributors.

Self Hosted Services

Awesome SelfHosted is a list of Free Software network services and web applications which can be hosted locally. Selfhosting is the process of hosting and managing applications instead of renting from Software-as-a-Service providers. ⭐ 172k stars
Grafana is the open-source analytics and monitoring solution for every database. ⭐ 60k stars
Prometheus is an open-source monitoring and alerting toolkit. ⭐ 52.1k stars
Pi-hole is a network-wide ad blocker. ⭐ 46.3k stars
Docker is a set of platform as a service products that use OS-level virtualization to deliver software in packages called containers. ⭐ 30k stars
Portainer is an open-source lightweight management UI which allows you to easily manage your Docker host or Swarm cluster. ⭐ 28k stars
Nextcloud is a suite of client-server software for creating and using file hosting services. ⭐ 26k stars
qBittorrent is a free and open-source BitTorrent client. ⭐ 24.5k stars
File Browser is a file manager that provides a web-based interface to manage your files. ⭐ 23k stars
Homepage is a highly customizable homepage (or startpage / application dashboard) with Docker and service API integrations. ⭐ 16.3k stars
Transmission is a fast, easy, and free BitTorrent client. ⭐ 11.2k stars
Jackett works as a proxy server: it translates queries from apps (Sonarr, Radarr, SickRage, CouchPotato, Mylar3, Lidarr, DuckieTV, qBittorrent, Nefarious etc.) into tracker-site-specific http queries, parses the html or json response, and then sends results back to the requesting software. This allows for getting recent uploads (like RSS) and performing searches. Jackett is a single repository of maintained indexer scraping & translation logic - removing the burden from other apps. 11.1k stars
OpenVPN is an open-source software application that implements virtual private network techniques for creating secure point-to-point or site-to-site connections in routed or bridged configurations and remote access facilities. ⭐ 10k stars
Sonarr is a PVR for Usenet and BitTorrent users. It can monitor multiple RSS feeds for new episodes of your favorite shows and will grab, sort, and rename them. ⭐ 9.8k stars
RPI Monitor is a monitoring tool for Raspberry Pi. A monitoring solution for Docker hosts and containers with Prometheus, Grafana, cAdvisor, NodeExporter, and alerting with AlertManager. ⭐ 9.5k stars
Radarr is a movie collection manager for Usenet and BitTorrent users. 9.2k stars
Homer is a dead simple static HOMepage for your servER to keep your services on hand, from a simple yaml configuration file. ⭐ 8.5k stars
Heimdall is a dashboard for all your web applications. It doesn't need to be limited to applications though, you can add links to anything you like. ⭐ 7k stars
PiVPN is a simple OpenVPN installer, designed for Raspberry Pi. ⭐ 7k stars
Shell In A Box is a web-based terminal emulator that runs as a web-based SSH client on a web server. ⭐ 2.8k stars
scrypted is a high performance home video integration and automation platform. ⭐ 3.7k stars
Lidarr is a music collection manager for Usenet and BitTorrent users. 3.3k stars
Guacamole is a clientless remote desktop gateway. ⭐ 3k stars
DuckieTV is a web application built with AngularJS to track your favorite tv-shows with semi-automagic torrent integration. 1.1k stars
Nefarious is a web application that automatically downloads Movies and TV Shows. 1k stars
WireGuard is an extremely simple yet fast and modern VPN that utilizes state-of-the-art cryptography. ⭐ GitHub
JDownloader is a free, open-source download management tool with a huge community of developers that makes downloading as easy and fast as it should be.
cAdvisor - Analyzes resource usage and performance characteristics of running containers.

Tutorial on Self Hosted Services

Techno Tim is a full stack software engineer, content creator, and a HomeLab enthusiast. ⭐ GitHub
Christian Lempa - Educational videos about my Homelab and Tech Projects. ⭐ GitHub

Search Engines

Elasticsearch is a distributed, RESTful search and analytics engine capable of addressing a growing number of use cases. ⭐ 67.2k stars
MeiliSearch is a powerful, fast, open-source, easy to use, and deploy search engine. A lightning-fast search API that fits effortlessly into your apps, websites, and workflow ⭐ 47k stars
zincsearch is a lightweight alternative to elasticsearch that requires minimal resources, written in Go. ⭐ 16.3k stars

Algolia is a hosted search engine capable of delivering real-time results from the first keystroke. ⭐ GitHub
Solr is a standalone enterprise search server with a REST-like API. ⭐ GitHub

Terminal Tools

The Fuck is a Magnificent app which corrects your previous console command ⭐ 83k stars
Hyper is a terminal built on web technologies. ⭐ 36k stars
Terminus is a terminal for a more modern age. ⭐ 12k stars
Partytown Relocate resource intensive third-party scripts off of the main thread and into a web worker. ⭐ 12k stars

Open Source For Apple

iOS apps

Personal Cloud Computer

Puter is an Open Source Personal Cloud Computer: All your files, apps, and games in one place accessible from anywhere at any time. ⭐ 3.3k stars

Projects (Beginner friendly Contribution)

FindIssues aims to provide you access to the most recent created issues on github which is not assigned to anyone yet, with its advance search technique. ⭐ GitHub
Up for Grabs
First Contributions helps beginners make your first open source contribution in 5 minutes. ⭐ 42k stars
ProjectsHut is an open source web app that enables users to freely publish their projects and create user profiles within the platform ⭐ GitHub
ProjectMate Supercharge your open-source contributions with projectmate.net; Discover open-source projects, connect with experienced maintainers, and collaborate with a community of passionate contributors. Join over 200+ registered users who are already making a difference. ⭐ GitHub
Wekan is an open-source Trello-like kanban. | The Open Source kanban (built with Meteor). Keep variable/table/field names camelCase. For translations, only add Pull Request changes to wekan/i18n/en.i18n.json , other translations are done at https://app.transifex.com/wekan/ only. ⭐ 19k stars
Open Source Friday is a global movement that encourages open-source participation every Friday. ⭐ GitHub
Open Source Guide is a community guide to open-source for contributors and maintainers. ⭐ 13.5k stars
Open Source is a community of developers, designers, writers, and thinkers who believe that open-source is the way to make software better.
[Planka] is a Free open source kanban board for workgroups. ⭐ 6.2k stars
BioDrop - Connect to your audience with a single link. Showcase the content you create and your projects in one place. Make it easier for people to find, follow and subscribe. ⭐ GitHub

Dev Tools

Dr. Link Check is a valuable web-based service designed to help website owners and administrators identify and address broken links on their websites. | Freemiun
Broken link checker is a Node.js package that checks websites and web applications for broken links. ⭐ 1.5k stars
lighthouse is an automated auditing, performance metrics, and best practices. For improving the quality of web pages. ⭐ 28k stars

Tools

Material Design is a collection of tools and resources for developers to build high-quality digital experiences.

GitHub Tools

Stats: Get up-to-date stats on your GitHub activity and contributions, automatically integrated into your README.md with Readme Stats. It is a dynamically generated GitHub stats on your READMEs. ⭐ 64k stars
Awesome GitHub Profile is a curated list of awesome GitHub Profile READMEs. ⭐ 22k stars
Best Readme Generator is another tool to generate GitHub profile READMEs by filling out a simple form. ⭐ 19.5k stars
Readme md Generator is a tool to generate a README.md file using a CLI. ⭐ 10.7k stars
Skill icons is an easy-to-use tool that allows you to generate beautiful and customizable icons representing your programming languages, frameworks, tools, and other technical skills. ⭐ 5k stars
Streak is a tool to add a dynamic GitHub streak stats to your GitHub profile. To stay motivated and show off your contribution streak! ⭐ 4k stars
Profile Summary Cards is a tool to generate GitHub profile summary cards. ⭐ 2.3k stars
Activity Graph is a tool to add a dynamic activity graph to your GitHub profile. ⭐ 1.4k stars
Readme Generator is a tool to generate GitHub profile READMEs using a simple UI. It makes it easy to include features in your readme file, such as your work experience, skills, programming languages, and social media links. ⭐ 579 stars
Typing Effect lets you add a dynamic typing animation to your GitHub profile as if you were typing. ⭐ 5k stars
Profile Badges lets you create personalized badges to highlight your skills and accomplishments in your GitHub README file. ⭐ 125 stars
Contrib Rocks is a simple way to generate a dynamic image of contributors to keep your README.md file in sync. ⭐ 182 stars
Raw githubusercontent is a tool to get the raw content of a file hosted on GitHub. The URL format is: https://raw.githubusercontent.com/${user}/${repo}/${branch}/${path}
Visitor Badge is a valuable tool for any GitHub user who wants to track their online presence and build community around their projects. ⭐ 20 stars
Octicons is a scalable set of icons handcrafted by GitHub. ⭐ 8.1k stars
Emojis is a simple emoji cheat sheet to use when writing your GitHub README file.

Icons

Iconify is a modern icon framework that allows you to use over 50,000 icons from popular icon sets. ⭐ GitHub
Google Icons is a collection of free, open-source, and customizable icons for your projects. ⭐ k stars
Simple Icons is a collection of SVG logos for popular brands. ⭐ 17.7k stars
Lucide is a set of free, open-source, and customizable icons for your projects. ⭐ 8.1k stars
Tabler Icons is a set of over 800 free and open-source icons for your web projects. ⭐ k stars
React Icons ⭐ k stars

Devicon is a collection of icons for popular programming languages, frameworks, and tools. ⭐ k stars
Zondicons is a set of free premium SVG icons for you to use on your digital products. ⭐ GitHub
Radix Icons ⭐ k stars

Favicons

Real Favicon Generator ⭐ k stars
Favicon ⭐ k stars

Backgrounds

Hero Patterns is a collection of repeatable SVG background patterns for you to use on your web projects. ⭐ GitHub

Blur Images

Blurred is a Next.js Image blurDataURL generator

Emojis

EmojiDB is a database of emojis.
Gitmoji is an emoji guide for your commit messages.
Emojicopy is a tool to copy and paste emojis.
Emojipedia is a comprehensive resource for emojis.

File Converters

Conversion Tools is an online File Converter for documents, images, video, audio, and eBooks. REST API is available. Libraries for Node.js, PHP, Python. Support files up to 50 GB (for paid plans). The free tier is limited by file size and number of conversions per day.
pdfEndpoint - Effortlessly convert HTML or URLs to PDF with a simple API. One hundred conversions per month for free.
Free File Convert is a tool to convert files from one format to another.
PDF To Image is a tool to convert PDF files to images.

Image Optimization

Squoosh Make images smaller using best-in-class codecs, right in the browser. ⭐ 20.6k stars
Compress jpeg is a tool to compress and resize your images.
Compress jpg is a tool to compress and resize your images.
Tiny png is a tool to compress your images.
Picresize is a tool to resize, shrink, and crop your pictures online.
Image Compressor is a tool to compress your images.

Share Code

BinShare - Create & share code or binaries. Available to share as a beautiful image e.g. for Twitter / Facebook post or as a link e.g. for chats or forums.
Carbon - create and share code snippets in an aesthetic screenshot-like image format. Usually used to aesthetically share/show off code snippets on Twitter or blog posts.
Codepng - Create excellent snapshots from your source code to share on social media.
CodeToImage - Create screenshots of code or text to share on social media.
Ray - Create beautiful images of your code snippets.
File Coffee is a platform where you can store up to 15MB/file (30/MB file with an account).

Font

dafont - The fonts presented on this website are their authors' property and are either freeware, shareware, demo versions, or public domain.
Everything Fonts - Offers multiple tools; @font-face, Units Converter, Font Hinter and Font Submitter.
Font Squirrel - Freeware fonts licensed for commercial work. Hand-selected these typefaces and presented them in an easy-to-use format.
Google Fonts - Many free fonts are easy and quick to install on a website via a download or a link to Google's CDN.
FontGet - Has a variety of fonts available to download and sorted neatly with tags.
Fontshare - is a free fonts service. It’s a growing collection of professional-grade fonts, 100% free for personal and commercial use.
Befonts - Provides several unique fonts for personal or commercial use.
Font of web - Identify all the fonts used on a website and how they are used.
fonts.xz.style free and open source service for delivering font families to websites using CSS.
Bunny Privacy oriented Google Fonts

Digital Privacy

Surveillance Self-Defense "Tips, tools, and how-tos for safer online communications," by the Electronic Frontier Foundation. Basic defense guides, tool guides, and more advanced topics covered.
PrivacyTools "You are being watched. Private and state-sponsored organizations are monitoring and recording your online activities. PrivacyTools provides services, tools and knowledge to protect your privacy against global mass surveillance." Considered the standard for finding privacy-conscious alternatives to popular software.
DeleteMyData Guides for the "simplest way to delete your online accounts". How to delete your account, from Amazon to Google to Facebook to LinkedIn.
Switching Software "Ethical, easy-to-use and privacy-conscious alternatives to well-known software." Mixed recommendations; some good, some bad, but overall an OK reference.
Security In-A-Box Tools and tactics (guides) for digital security on Linux, Windows, Mac, Mobile, and Web.
r/degoogle Tips, resources, guides, and more for "expelling Google from your life." Why You Should DeGoogle & Intro DeGoogling Techniques. Huge list of alternatives to Google products and services. [r/Privacy's wiki on deGoogling is also helpful.](r/Privacy's wiki on deGoogling is also helpful.) r/privacy Reddit community dedicated to digital privacy and freedom. Resources, news, guides, and more for securing your digital lives. Their wiki is an indispensable source anyone interested in digital privacy.
They Track You "A website to raise awareness of online privacy." Information on corporate and government tracking, defense of surveillance, and more. Very good for beginners.
Richard Stallman Reasons for not using products and services from the biggest technology companies, by the man behind the GNU Project and the Free Software Foundation.

Others

Tools

Figma is a web-based graphics editing and user interface design app.
Sketch is a design toolkit for macOS.
Canva is a free-to-use online graphic design tool that simplifies the process of creating visual content

Miscellaneous

Awesome is a curated list of awesome lists.
Readme — Beautiful documentation made easy, free for Open Source.
Versionfeeds — Get notified when a new version of your favorite software is released.
Tiledesk — Open Source Live Chat and Chatbots for Customer Support.
Rocket Chat is a free and open-source team chat collaboration platform that allows users to communicate securely in real-time across devices on web, desktop, or mobile and to customize their interface with a range of plugins, themes, and integrations with other key software. ⭐ 39k stars
Blynk — A SaaS with API to control, build & evaluate IoT devices. Free Developer Plan with 5 devices, Free Cloud & data storage. Mobile Apps are also available.
Bricks Note Calculator - a note-taking app (PWA) with a powerful built-in multiline calculator.
Code Time - an extension for time-tracking and coding metrics in VS Code, Atom, IntelliJ, Sublime Text, and more.
Cronhooks - Schedule on-time or recurring webhooks. The free plan allows 5 ad-hoc schedules.
Cron-job - Online cronjobs service. Unlimited jobs are free of charge.
Datelist - Online booking / appointment scheduling system. Free up to 5 bookings per month, includes 1 calendar
Domain Forward - A straightforward tool to forward any URL or Domain. Free up to 5 domains and 200k requests per month.
Elementor — WordPress website builder. Free plan available with 40+ Basic Widgets.
Form2Channel — Place a static html form on your website and receive submissions directly to Google Sheets, Email, Slack, Telegram, or HTTP. No coding is necessary.
Format Express - Instant online format for JSON / XML / SQL.
Fossa - Scalable, end-to-end management for third-party code, license compliance and vulnerabilities.
Fullcontact — Help your users know more about their contacts by adding social profile to your app. 500 free Person API matches/month
Hook Relay - Add webhook support to your app without the hassles: done-for-you queueing, retries with backoff, and logging. The free plan has 100 deliveries per day, 14-day retention, and 3 hook endpoints.
Http2 — HTTP/2 protocol readiness test and client HTTP/2 support detection API.
Base64 decoder/encoder — Online free tool for decoding & encoding data.
Newreleases - Receive notifications on email, Slack, Telegram, Discord, and custom webhooks for new releases from GitHub, GitLab, Bitbucket, Python PyPI, Java Maven, Node.js NPM, Node.js Yarn, Ruby Gems, PHP Packagist, .NET NuGet, Rust Cargo and Docker Hub.
OnlineExifViewer — View EXIF data online instantly for a photo including GPS location and metadata.
PDFMonkey — Manage PDF templates in a dashboard, call the API with dynamic data, and download your PDF. Offers 300 free documents per month.
QuickType - Quickly auto-generate models/class/type/interface and serializers from JSON, schema, and GraphQL for working with data quickly & safely in any programming language. Convert JSON into gorgeous, typesafe code in any language.
RandomKeygen - A free mobile-friendly tool that offers a variety of randomly generated keys and passwords you can use to secure any application, service, or device.
Redirection — SaaS tool for managing HTTP redirections for businesses, marketing and SEO.
Redirect - Fast & secure domain forwarding without managing servers or SSL certificates. Free plan includes 10 hostnames and 100,000 requests per month.
Redirect pizza - Easily manage redirects with HTTPS support. The free plan includes 10 sources and 100,000 hits per month.
ReqBin — Post HTTP Requests Online. Popular Request Methods include GET, POST, PUT, DELETE, and HEAD. Supports Headers and Token Authentication. Includes a basic login system for saving your requests.
Smartcar API - An API for cars to locate, get fuel tank, battery levels, odometer, unlock/lock doors, etc.
Snappify - Enables developers to create stunning visuals. From beautiful code snippets to fully fletched technical presentations. The free plan includes up to 3 snaps at once with unlimited downloads and 5 AI-powered code explanations per month.
Sunrise and Sunset - Get sunrise and sunset times for a given longitude and latitude.
Superfeedr — Real-time PubSubHubbub compliant feeds, export, analytics. Free with less customization
Videoinu — Create and edit screen recordings and other videos online.
Meta Tags — Identify the meta tags of a website.

Resources

Artificial Intelligence (AI)

ChatGPT is an artificial intelligence chatbot developed by OpenAI and launched in November 2022. It is built on top of OpenAI's GPT-3 family of large language models.
Gemini is a assistant like ChatGPT, but you can upload photos and for free and it can access the internet. Successor of Google Bard.\
Perplexity.ai OpenAI GPT-model powered AI chatbot that's connected to the web. Find articles or ask for current info.
Phind AI chatbot built for developers in a chat-like form.
Poe Poe is chat-based AI. Uses GPT-3.5.

TensorFlow is an Open Source Machine Learning Framework for Everyone ⭐ 190k stars
Hugging Face - The AI community building the future. ⭐ 124k stars
PyTorch is a Python package that provides two high-level features: Tensor computation (like NumPy) with strong GPU acceleration. Deep neural networks built on a tape-based autograd system ⭐ 77.3k stars
Keras 3 is a multi-backend deep learning framework, with support for JAX, TensorFlow, and PyTorch. ⭐ 61k stars
OpenAI is an AI research lab ⭐ 55k stars
FastAI deep learning library ⭐ 25.5k stars
Allen AI ⭐ GitHub
DeepAI ⭐ GitHub
Cody is a coding AI assistant that uses AI and a deep understanding of your codebase to help you write and understand code faster. ⭐ 1.7k stars
Awesome-chatgpt
AI Test Kitchen is a platform with currently 3 AI's: ImageFX: allows you to make AI images, MusicFX: Allows you to generate AI Music, TextFX: Can explain words.

Code Generation

Codeium is a free AI-powered code completion tool. Codeium autocompletes your code with AI in all major IDEs. ⭐ 3k stars
CodeWhisperer is a code-suggestion tool built by Amazon. It comes equipped with a feature that enables it to conduct security scans on your code.
Tabnine helps developers create better software, faster by providing insights learned from all the code in the world.

Tech News

Hacker Tab is a new tab extension that shows you the latest news from Hacker News, Designer News, Product Hunt, GitHub, and Reddit.
Reddit Programming is a subreddit for discussion and news about computer programming.
TLDR Newsletter is a daily newsletter with links and TLDRs of the most interesting stories in tech.
GitHub trending is a daily snapshot of the most popular projects on GitHub by the number of stars.

Static Site Generator

Hugo is the world’s fastest framework for building modern static site websites written in Go. ⭐ 72k stars
Nuxt is a higher-level framework built on top of Vue.js. ⭐ 52k stars
Jekyll is a simple, blog-aware, static site generator perfect for personal, project, or organization sites. ⭐ 48k stars
Gatsby is a free and open source framework based on React that helps developers build blazing fast websites and apps. ⭐ 42k stars
Hexo is a fast, simple, and powerful blog framework. ⭐ 39k stars
VuePress is a minimalistic static site generator with a Vue-powered theming system. ⭐ 22k stars
SvelteKit is a framework for building web applications of all sizes, with a beautiful development experience and flexible filesystem-based routing. ⭐ 18k stars
Eleventy is a simpler static site generator. An alternative to Jekyll. Written in JavaScript. ⭐ 16k stars
Zola is a fast static site generator in a single binary with everything built-in. ⭐ 12.5k stars
Pelican is a static site generator, written in Python. ⭐ 12k stars
Gridsome is a Vue.js-powered static site generator for building CDN-ready websites for any headless CMS, local files, or APIs. ⭐ 8.5k stars

Free Themes, Templates, and Starters

Statichunt is a free open-source Jamstack directory that lists hundreds of themes, starters, and resources for static sites. ⭐ 151 stars
taxonomy is an open source application built using the new router, server components and everything new in Next.js 13.⭐ 17.4k stars

Documentation

Docusaurus is a modern documentation site generator by Facebook. ⭐ 52k stars
DevDocs is a free and open-source tool for developers that combines multiple API documentations in a fast, organized, and searchable interface. ⭐ 34k stars
Docsify is a simple and lightweight documentation site generator. ⭐ 26k stars
GitBook is a knowledge management tool for engineering teams. ⭐ 26k stars
Docz is a tool for building documentation websites. ⭐ 24k stars
MkDocs is a simple static site generator for building project documentation. ⭐ 18k stars
jsdoc is an API documentation generator for JavaScript. It automatically generates documentation from your code. ⭐ 15k stars
typedoc is a documentation generator for TypeScript projects. it automatically generates documentation from your code. ⭐ 7k stars

Comparison of major documentation tools:

Feature	jsDoc	typedoc	Move Docsify	Move Docusaurus
Focus	JavaScript code	TypeScript code	General docs	General docs
Documentation source	Code comments	Type annotations	Markdown, etc.	Markdown, etc.
Output format	HTML, Markdown, etc.	HTML, Markdown, etc.	Static website	Static website
Flexibility	Lower	Lower	Higher	Higher

Official Docs

React is a JavaScript library. ⭐ 220k stars
Next.js is a React framework. ⭐ 119k stars
Tailwind CSS is a utility-first CSS framework for rapid UI development. ⭐ 76.9k stars
JavaScript is a lightweight interpreted Programming language. ⭐ GitHub
htmx is a high power tools for HTML ⭐ 32k stars
Filamentphp is a beautifully designed open-source admin panel for Laravel. | GitHub
Pkl lang is a configuration-as-code language that offers rich validation and tooling. | GitHub

Blogs

SitePoint is a hub for web developers to share their passion for building incredible Internet things.
Chat.zulip is a powerful, open source group chat application that combines the immediacy of real-time chat with the productivity benefits of threaded conversations.
A list apart is a webzine that explores the design, development, and meaning of web content, with a special focus on web standards and best practices.
Speckyboy is an online magazine for web designers and developers.

Free Domain

Freenom is a domain name registrar that provides free domain registration services.
JS.org is a free domain dedicated to JavaScript and its awesome community. ⭐ 5.1k stars
is-a.dev is a service that allows developers to get a sweet-looking .is-a.dev subdomain for their personal websites. ⭐ 2.5k stars

Domain tools

Bust A Name is a tool to help you find the perfect domain name.
Lean Domain Search is a tool to help you search for and register available domain names in seconds.
Domainr is a domain search tool that helps you explore top-level domains and find the perfect domain name.

Hosting & Deployment

Vercel
Netlify
Heroku
GitHub Pages
Surge is a static web publishing for Front-End Developers. ⭐ 2.8k stars
Render

Images Hosting

Cloudinary is a cloud-based image and video management solution. ⭐ GitHub
imgur is a free image hosting service. ⭐ k stars
Imgix is a real-time image processing and delivery service. ⭐ k stars
Cloudimage is a smart image management solution. ⭐ k stars
Imagekit is a real-time image optimization and delivery service. ⭐ k stars
Sirv is a real-time image optimization and delivery service. ⭐ k stars
Uploadcare is a cloud-based file handling solution. ⭐ k stars

CDN

CDN js is a community-driven content delivery network for web-related libraries. 🤖 CDN assets - The #1 free and open source CDN built to make life easier for developers. ⭐ k stars
jsDelivr is a free Open Source CDN for open source projects. ⭐ k stars

DNS

1.1.1.1 Resolver A free public DNS resolver provided by Cloudflare with fast and secure DNS resolution.
AdGuard DNS allows you to control web traffic on your devices by blocking ads, trackers, and malicious domains.
Bunny DNS provides DNS hosting with 20 million free queries.
Cloudflare Nameservers Cloudflare DNS is an enterprise-grade authoritative DNS service. It offers fast response times, high redundancy, advanced security features like built-in DDoS mitigation and DNSSEC.
Duck DNS offers free dynamic DNS (DDNS) with support for up to 5 domains on the free tier. It provides configuration guides for various setups.
Glauca Nameservers Glauca offers free DNS hosting for up to 3 domains with DNSSEC support.
Google Public DNS is a DNS service developed by Google.
Namecheap FreeDNSFreeDNS allows you to keep your domain visible on the internet. It provides DNS hosting with secondary DNS backup to ensure availability.
NextDNS Resolver Similiar to AdGuard DNS, a DNS resolution service which allows you to specify allow/deny lists
No-IP Nameservers Create an easy to remember hostname and never lose your connection again.
OpenDNS offers a suite of consumer products that aim to make your internet faster, safer, and more reliable.
Quad9 is a security and privacy focused non-profit DNS service with no IP logging.
Dnscrypt-Proxy A flexible DNS proxy, with support for modern encrypted DNS protocols.
DNSCrypt v2
DNS-over-HTTPS
Anonymized DNSCrypt.

SSL

FreeSSL is a free SSL certificate provider that offers free SSL certificates for single domains, with a simple and quick verification process.
InfinityFree offers free SSL certificates with fast installation for your InfinityFree account.
Let's Encrypt is a widely trusted and fully automated SSL certificate provider, offering free SSL certificates to secure your website.
SSL offers free 90-day SSL certificates for single domains and provides various paid certificate options.
WoSign provides free SSL certificates for single domains; however, they are not as widely trusted as Let's Encrypt.
ZeroSSL Provides account driven SSL management and monitoring, certificates are provisioned with a 90 day lifespan on the free tier.

Internet Archive

Internet Archive is a non-profit library of millions of free books, movies, software, music, websites, and more.

Wayback Machine is a digital archive of the World Wide Web and other information on the Internet.
Open Library is an open, editable library catalog, building towards a web page for every book ever published.
Software Archive is a collection of software and software-related materials.
Music Archive is a collection of music and music-related materials.
Video Archive is a collection of movies and videos.
Image Archive is a collection of images.

Books

Library of Congress is the largest library in the world, with millions of books, recordings, photographs, newspapers, maps, and manuscripts in its collections.
Organism Earth's The Library is a collection of free books, articles, and other resources.

Project Gutenberg is a library of over 60,000 free ebooks.
Standard Ebooks "Free and liberated ebooks, carefully produced for the true book lover." High-quality ebooks. Library includes 401 ebooks, covering many of the best and most essential books to humanity.
OpenLibrary Online library catalog, with over 20 million records, providing access to over 1.7 million scanned versions of books. Apart of the Internet Archive.
Archive.org Books to Borrow A collection of books that can be borrowed by registered users for two weeks at a time. Books can be read online or with Adobe Digital Editions (DRM software). Catalog includes almost 1.7 million books.
Wikisource Free library of free-content textual sources. Books include those out-of-copyright, such as Walden, or, Life in the Woods by Henry David Thoreau. You can download as PDF, EPUB, or MOBI. (From Wikimedia Foundation.)
Early Modern Texts Early modern philosophical texts made easier to read while maintaining the main arguments, doctrines, and lines of thought. Prepared by Jonathan Bennett, a professional scholar. Includes from Francis Bacon to Montaigne to Mary Wollstonecraft.
Calibre Ebook manager available for Windows, Mac, and Linux. Read, create, and edit ebooks.
Goodreads Largest book recommendation site. Great for finding reviews of books. Catalog has over 2.6 billion books. Owned by Amazon.
Most Recommended Books Which books have shaped the world's most successful people?
Goodbooks Book recommendations from successful people, like Bill Gates and Warrent Buffet. 8,500+ recommendations.
r/FreeEBOOKS A reddit thread with users submit free eBooks and resources to find free ebooks.
BibleHub "Bible Hub Online Parallel Bible, search and study tools including parallel texts, cross references, Treasury of Scripture, and commentaries. This site provides quick access to topical studies, interlinears, sermons, Strong's and many more resources"
Whichbook "Discover your next great read. Fancy something unusual and unpredictable? Funny or sexy? No problem. Use our unique mood and emotion search to find great books with exactly the flavour you've asked for."
Bookdark "Explore inspirational, famous and motivational books by clicking on either tags or authors." Authors include Shakespeare, Chekhov, Plato, and more.
What Should I Read Next? "Enter a book you like and the site will analyse our huge database of real readers' favorite books to provide book recommendations and suggestions for what to read next. "
The Internet Classics Archive Read from 441 works of classical literature from 59 different authors, including Greco-Roman works (Epictetus), Chinese works (Laotse), and Persian works, all with English translations.
Books Read By "Books Read By is a catalogue in the service of a greater reading culture. Founded by Anonymous in 2020, the site explores the reading habits of inspiring people (founders, leaders, makers, and everyone in between). Each survey is an intimate look into the books that have shaped and changed them."
BookFinder Book search engine. "Find used books, rare books, textbooks, new and out-of-print books. Compare book prices, including shipping, from over 100,000 booksellers worldwide."
Online Library of Liberty "The OLL is a curated collection of scholarly works that engage with vital questions of liberty. Spanning the centuries from Hammurabi to Hume, and collecting material on topics from art and economics to law and political theory, the OLL provides you with a rich variety of texts to explore and consider."
Open Book Publishers "At Open Book Publishers we are changing the nature of the traditional academic book. Our books are published in hardback, paperback and ebook editions, but we also publish free online editions of every title in PDF, HTML and XML formats that can be read via our website, downloaded, reused or embedded anywhere. We are proud to say that our books are currently being accessed freely worldwide by over 20,000 readers each month. "
PhilosophersNotes TV by Brian Johnson Big ideas from the best nonfiction, including self-help and philosophy.

Free Developer Resource Hubs

Awesome lists about all kinds of interesting topics. ⭐ 294k stars
Free-For Dev is a list of software (SaaS, PaaS, IaaS, etc.) and other offerings that have free tiers for developers. ⭐ 82k stars
Free Stuff for Developer is a list of free stuff for developer by developer to use. ⭐ 1.5k stars
LinksHub is a list of resources to free software, libraries, frameworks, and other tools. ⭐ 654 stars
Freesets is a collection of free resources like icons, images, illustrations, components, libraries and more. ⭐ 52 stars
Free-for-life is a massive list including a huge amount of products and services that are completely free! ⭐ 491 stars
Free Resources is a list of free resources for almost everyone. ⭐ 330 stars
Dev Resources is a collection of resources for developers. ⭐ 874 stars

Career Development

Learn to Code

Developer Roadmap, guides and other educational content to help developers grow in their careers. ⭐ 269k stars
FreeCodeCamp is a free online learning platform that teaches you to code. ⭐ 385k stars
Code Crafters → helps you master programming by recreating your favorite technologies from scratch. ⭐ 250k stars
The Algorithms is an Open Source resource for learning Data Structures & Algorithms and their implementation in any Programming Language. A group of programmers helping each other build new things, whether it be writing complex encryption programs, or simple ciphers. Our goal is to work together to document and model beautiful, helpful and interesting algorithms using code. ⭐ 200k stars
Open Source Society University - CS is a community-driven university offering free, self-taught education in computer science, bioinformatics, and data science. | Here is the path to a free self-taught education in Computer Science! ⭐ 161k stars
Full-Stack Open is a free online course that teaches you the basics of web development. ⭐ GitHub
The Odin Project is a free online learning platform that teaches you to code. ⭐ GitHub
Cloud Study Network is a curated list of free courses & certifications.. ⭐ 21k stars
Free-Courses-For-Everyone
Sololearn is a free online platform that offers coding lessons in Python, C++, Java, JavaScript, Web Fundamentals and more.
SQLCourse → Interactive Online SQL Training. Practice what you learn using a free online SQL interpreter.
CS50 is Harvard University's introduction to the intellectual enterprises of computer science and the art of programming.
Geek's Lesson is a YouTube channel about the art of computer science. Offers tutorials on programming, web development, and more.
The Missing Semester of your CS Education is a free MIT platform that teaches you the skills you need to succeed Computer Science. You will learn how to master the command-line, use a powerful text editor, use fancy features of version control systems, and much more!
Web-Dev-For-Beginners is a free 24-episode course that teaches you the basics of web development. ⭐ 81k stars
Total Typescript is a comprehensive production-grade TypeScript training by Matt Pocock ⭐ 7.7k stars

Job Boards

Jobs in NC

Interviews

coding-interview-university is a complete computer science study plan to become a software engineer. ⭐ 280k stars
Doppler is a curated awesome list of lists of interview questions 🎓⭐ 65k stars
Frontend Interview Questions is a collection of interview questions for frontend developers.

Competitive programming

Beecrowd
Hacker Rank is a technology hiring platform that is the standard for assessing developer skills for over 2,000+ companies around the world.
Leetcode is the best platform to help you enhance your skills, expand your knowledge and prepare for technical interviews.
Codeforces
Geeks For Geeks is a computer science portal for geeks.
Top Coder
Code Chef

Track Your Coding Time

Wakatime is a dashboards for developers ⭐ GitHub
Wakapi is a tool that helps you keep track of the time you have spent coding on different projects in different programming languages. ⭐ 2.2k stars

Comprehensive Business Intelligence (BI) and Data Visualization Tools

SuperSet is a Data Visualization and Data Exploration Platform. ⭐ 58k stars

Tableau: Best for data visualization | Tableau is a powerful BI platform known for its robust visualization capabilities. It allows users to create interactive dashboards and explore data effectively.
Domo: Best for large data sets | Domo provides a cloud-based platform for business intelligence, data visualization, and collaboration. It's suitable for handling extensive datasets and offers various integrations.
Yellowfin: Best for embedded analytics | Yellowfin focuses on embedding analytics within other applications. It provides features like dashboards, reporting, and data exploration.
Zoho Analytics: Best for non-analysts | Zoho Analytics is user-friendly and caters to business users who may not have extensive technical expertise. It offers self-service reporting and data visualization.
Sisense: Best for end-to-end BI | Sisense is known for its end-to-end BI capabilities, including data preparation, analysis, and visualization. It's suitable for businesses looking for a comprehensive BI solution.
Qlik Sense: Best for mobile users | Qlik Sense is a mobile-friendly BI platform that allows users to access and analyze data on the go. It offers interactive visualizations and data exploration features.

Other Great Resources

Electron - Build cross-platform desktop apps with JavaScript, HTML, and CSS

About

Free For Geeks

Table of Contents

Contribute

How to Contribute?

Developer

Who is this for?

Frontend

Dashboards and Admin Panels

Component Libraries

Data Visualization Components

Maps and Geolocation

Utility libraries for JavaScript

3D and Animation Libraries

Other JS libraries

JavaScript

TypeScript

React

E-commerce

Colors

Contrast Checker

CSS Games

Low Code

Backend

Runtime Environments

Server-Side Scripting Language

Top 10 Backend Frameworks

Others

Serverless Frameworks

Web Framework

Logging Framework

Node.js

APIs

Geolocation

Collections

Test Data

Entertainment

Scraping

Mocking

Development Tools

Web Development Tools

API Development Tools

Database

Development Tools

Documentation Tools

Webhooks

Finance

Weather

Data

Data

Data Processing and Migration

Data Extraction and Processing

Data as a Service (DaaS)

RESTful APIs

Others

Machine Learning

GUI toolkits

Data

Authentication

Database

DataSet

DevSecOps

System Design

Testing

Security

Testing Frameworks

IT Automation

Form Validation Frameworks

CI

CD

Monitoring

Analytics

Open Source

Self Hosted Services

Tutorial on Self Hosted Services

Search Engines

Terminal Tools

Open Source For Apple

Personal Cloud Computer

Projects (Beginner friendly Contribution)