Hacktoberfest is a month-long celebration of open source software.
There are 22,824 repositories under hacktoberfest topic.
freeCodeCamp.org's open-source codebase and curriculum. Learn to code for free.
:books: Freely available programming books
🙃 A delightful community-driven (with 2,100+ contributors) framework for managing your zsh configuration. Includes 300+ optional plugins (rails, git, macOS, hub, docker, homebrew, node, php, python, etc), 140+ themes to spice up your morning, and an auto-update tool so that makes it easy to keep up with the latest updates from the community.
All Algorithms implemented in Python
A curated list of awesome Go frameworks, libraries and software
🤗 Transformers: State-of-the-art Machine Learning for Pytorch, TensorFlow, and JAX.
MUI Core: Ready-to-use foundational React components, free forever. It includes Material UI, which implements Google's Material Design.
Design patterns implemented in Java
A Collection of application ideas which can be used to improve your coding skills.
Build smaller, faster, and more secure desktop applications with a web frontend.
Godot Engine – Multi-platform 2D and 3D game engine
:house_with_garden: Open source home automation that puts local control and privacy first.
Ansible is a radically simple IT automation platform that makes your applications and systems easier to deploy and maintain. Automate everything from code deployment to network configuration to cloud management, in a language that approaches plain English, using SSH, with no agents to install on remote systems. https://docs.ansible.com.
Generation of diagrams like flowcharts or sequence diagrams from text in a similar manner as markdown
📜 33 JavaScript concepts every developer should know.
A progressive Node.js framework for building efficient, scalable, and enterprise-grade server-side applications on top of TypeScript & JavaScript (ES6, ES7, ES8) 🚀
Original Apollo 11 Guidance Computer (AGC) source code for the command and lunar modules.
The open and composable observability and data visualization platform. Visualize metrics, logs, and traces from multiple sources like Prometheus, Loki, Elasticsearch, InfluxDB, Postgres and many more.
:zap: Dynamically generated stats for your github readmes
🚀 Strapi is the leading open-source headless CMS. It’s 100% JavaScript, fully customizable and developer-first.
:link: Some useful websites for programmers.
All Algorithms implemented in Java
👽 Open source API development ecosystem - https://hoppscotch.io
Tesseract Open Source OCR Engine (main repository)
The Prometheus monitoring system and time series database.
The open source Firebase alternative. Follow to stay updated about our public Beta.
Fast and extensible multi-platform HTTP/1-2-3 web server with automatic HTTPS
A list of useful payloads and bypass for Web Application Security and Pentest/CTF
Git Source Code Mirror - This is a publish-only repository but pull requests can be turned into patches to the mailing list via GitGitGadget (https://gitgitgadget.github.io/). Please follow Documentation/SubmittingPatches procedure for any of your improvements.
Virtual whiteboard for sketching hand-drawn like diagrams
📚 Collaborative cheatsheets for console commands