The agent harness performance optimization system. Skills, instincts, memory, security, and research-first development for Claude Code, Codex, Opencode, Cursor and beyond.
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Makes your AI agent think like the laziest senior dev in the room. The best code is the code you never wrote.
Coding articles to level up your development skills
- awesome-list
- javascript
- snippets
- learning-resources
24 Lessons, 12 Weeks, Get Started as a Web Developer
web development for the rest of us
- template
- ui
- compiler
📜 33 JavaScript concepts every developer should know.
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.
The largest open-source library of animated, interactive, and customizable React & Next.js components for building standout web products and experiences. Built for humans and AI agents.
- animations
- components
- components-library
- components-react
Opensource IDE For Exploring and Testing API's (lightweight alternative to Postman/Insomnia)
- api-client
- git
- graphql-client
- opensource
30 days of JavaScript programming challenge is a step-by-step guide to learn JavaScript programming language in 30 days. This challenge may take more than 100 days, please just follow your own pace. These videos may help too: https://www.youtube.com/channel/UC7PNRuno1rzYPb1xLa4yktw
👩💻👨💻 Awesome cheatsheets for popular programming languages, frameworks and development tools. They include everything you should know in one single file.
- cheatsheets
- javascript
- bash
- nodejs
Front End interview preparation materials for busy engineers (updated for 2026)
- front-end
- interview-questions
- html
- javascript
Phaser is a fun, free and fast 2D game framework for making HTML5 games for desktop and mobile web browsers, supporting Canvas and WebGL rendering.
- phaser
- phaserjs
- javascript
- html5-game-development
Reorderable drag-and-drop lists for modern browsers and touch devices. No jQuery or framework required.
- drag
- sortable
- reordering
- sort
Automated auditing, performance metrics, and best practices for the web.
- audit
- best-practices
- performance-metrics
- pwa
🛠️ webpack-based tooling for Vue.js Development
🔥 A highly scalable, offline-first foundation with the best developer experience and a focus on performance and best practices.
🌟 JavaScript Style Guide, with linter & automatic code fixer
- eslint
- javascript
- linter
- style-guide
🎮 Open-source, cross-platform 2D/3D/multiplayer game engine designed for everyone.
- game
- javascript
- gamedev
- game-development
An AI-powered task-management system you can drop into Cursor, Lovable, Windsurf, Roo, and others.
- ai
- cursor
- task-manager
- tasks
30 Days of React challenge is a step by step guide to learn React in 30 days. These videos may help too: https://www.youtube.com/channel/UC7PNRuno1rzYPb1xLa4yktw
- challenge
- javascript
- js
- react
Monitor for any changes in your node.js application and automatically restart the server - perfect for development
- nodemon
- watch
- node
A set of free MIT-licensed high-quality SVG icons for UI development.
Console for mobile browsers