j5a

scrcpy

Display and control your Android device

rails

Ruby on Rails

starship

☄🌌️ The minimal, blazing-fast, and infinitely customizable prompt for any shell!

shellcheck

ShellCheck, a static analysis tool for shell scripts

outline

The fastest knowledge base for growing teams. Beautiful, realtime collaborative, feature packed, and markdown compatible.

refined-github

:octocat: Browser extension that simplifies the GitHub interface and adds useful features

skaffold

Easy and Repeatable Kubernetes Development

terser

🗜 JavaScript parser, mangler and compressor toolkit for ES6+

rector

Instant Upgrades and Automated Refactoring of any PHP 5.3+ code

engineeringladders

A framework for Engineering Managers

roadmap

GitHub public roadmap

statik

Embed files into a Go executable

Hatena-Textbook

はてな研修用教科書

HackGen

Hack と源柔ゴシックを合成したプログラミングフォント 白源 (はくげん／HackGen)

ojichat

おじさんがLINEやメールで送ってきそうな文を生成する

ramsql

In-memory SQL engine in Go sql/driver for testing purpose

gel

A modern gem manager: Gel is a lightweight alternative to Bundler

process-book

Unix系システムのプロセスについて日本語で解説しています

cpp17book

textbook for C++17

bliki-ja.github.io

lltsv

List specified keys of LTSV (Labeled Tab Separated Values)

activerecord-refresh_connection

Refresh ActiveRecord connection on each rack request

committee-rails

rails and committee are good friends

isucon12-qualify

worker-sentry

Sentry over Access for Worker

apple_music

A ruby wrapper for the Apple Music API

rspec-json_matchers

A collection of RSpec matchers for testing JSON data.

csstutorial

css tutorial

openapi2ruby

A ruby gem that generates ruby class from OpenAPI Specification https://www.openapis.org/

ebk

ebk is a tiny tool for ebook