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- affaan-m/ECC
The agent harness performance optimization system. Skills, instincts, memory, security, and research-first development for Claude Code, Codex, Opencode, Cursor and beyond.
- DietrichGebert/ponytail
Makes your AI agent think like the laziest senior dev in the room. The best code is the code you never wrote.
- Chalarangelo/30-seconds-of-code
Coding articles to level up your development skills
- tt-a1i/archify
Turn any idea, plan, or codebase into a beautiful interactive diagram. An agent skill for Claude Code, Codex, and more.
- atom/atom
:atom: The hackable text editor
- Ebony-Vinyl/dsh-our-free-model
在 dsh 里装上这个插件即可，无需登录、注册或填 API Key，就能使用包括 DeepSeek V4.1 Flash、Kimi K3 在内的前沿模型——完全免费，不限量。 All you do is install this plugin in dsh: no login, no sign-up, no API key — the frontier models are just there, DeepSeek V4.1 Flash and Kimi K3 among them. Completely free, with no usage cap.
- usebruno/bruno
Opensource IDE For Exploring and Testing API's (lightweight alternative to Postman/Insomnia)
- microsoft/monaco-editor
A browser based code editor
- drawdb-io/drawdb
Free, simple, and intuitive online database diagram editor and SQL generator.
- typicode/husky
Git hooks made easy 🐶 woof!
- GoogleChrome/lighthouse
Automated auditing, performance metrics, and best practices for the web.
- viatsko/awesome-vscode
🎨 A curated list of delightful VS Code packages and resources.
- nylas/nylas-mail
:love_letter: An extensible desktop mail app built on the modern web. Forks welcome!
- goldbergyoni/javascript-testing-best-practices
📗🌐 🚢 Comprehensive and exhaustive JavaScript & Node.js testing best practices (August 2025)
- benweet/stackedit
In-browser Markdown editor
- mochajs/mocha
☕️ Classic, reliable, trusted test framework for Node.js and the browser
- git-tips/tips
Most commonly used git tips and tricks.
- liriliri/eruda
Console for mobile browsers
- avajs/ava
Node.js test runner that lets you develop with confidence 🚀
- datawhalechina/easy-vibe
💻 Vibe Coding 101｜Your First Course For AI Product Builders.
- dailydotdev/daily
daily.dev is the personalized developer news feed and community. Get the best tech content from all over the web in your browser new tab or on mobile. Free and open source.
- basecamp/trix
A rich text editor for everyday writing
- enzymejs/enzyme
JavaScript Testing utilities for React
- testing-library/react-testing-library
🐐 Simple and complete React DOM testing utilities that encourage good testing practices.
- alyssaxuu/screenity
The free and privacy-friendly screen recorder with no limits 🎥
- commitizen/cz-cli
The commitizen command line utility. #BlackLivesMatter
- yabwe/medium-editor
Medium.com WYSIWYG editor clone. Uses contenteditable API to implement a rich text solution.
- jasmine/jasmine
Simple JavaScript testing framework for browsers and node.js
- lint-staged/lint-staged
🚫💩 — Run tasks like formatters and linters against files staged in Git
- pandao/editor.md
The open source embeddable online markdown editor (component).