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The agent harness performance optimization system. Skills, instincts, memory, security, and research-first development for Claude Code, Codex, Opencode, Cursor and beyond.

The library for web and native user interfaces.

📝 Algorithms and data structures implemented in JavaScript with explanations and links to further readings

Java 面试 & 后端通用面试指南，覆盖计算机基础、数据库、分布式、高并发、系统设计与 AI 应用开发

JavaScript Style Guide

Makes your AI agent think like the laziest senior dev in the room. The best code is the code you never wrote.

The React Framework

Coding articles to level up your development skills

Node.js JavaScript runtime ✨🐢🚀✨

JavaScript 3D Library.

Promise based HTTP client for the browser and node.js

Set up a modern web app by running one command.

Material UI: Comprehensive React component library that implements Google's Material Design. Free forever.

Production-grade engineering skills for AI coding agents.

24 Lessons, 12 Weeks, Get Started as a Web Developer

Clean Code concepts adapted for JavaScript

A fancy self-hosted monitoring tool

Taste-Skill - gives your AI good taste. stops the AI from generating boring, generic slop

web development for the rest of us

:zap: Dynamically generated stats for your github readmes

The iconic SVG, font, and CSS toolkit

Get a full fake REST API with zero coding in less than 30 seconds (seriously)

JavaScript animation engine

The HTML Presentation Framework

Open-source AI job search: scan job portals, evaluate listings into a structured A-H report with a global 1-5 score, tailor your CV, track applications — runs locally in your AI coding CLI (Claude Code, Codex, OpenCode, Antigravity…)

The design language that makes your AI harness better at design.

Fast, unopinionated, minimalist web framework for node.

Agent skill for beautiful, verifiable architecture, workflow, sequence, data-flow, and lifecycle diagrams—self-contained HTML with motion and crisp export.

uBlock Origin - An efficient blocker for Chromium and Firefox. Fast and lean.

Extracted system prompts from Anthropic - Claude Fable 5.1, Opus 5, Claude Design, Claude Code. OpenAI - ChatGPT GPT-6-Astra, Codex. Google - Gemini 3.8 Flash, 3.1 Pro, Antigravity. xAI - Grok, Grok Bot, Cursor, Kimi and more! Updated regularly.

Simple HTML5 Charts using the <canvas> tag

📜 33 JavaScript concepts every developer should know.

Stop renting your intelligence. Own it with AnythingLLM. Everything you need for a powerful local-first agent experience

A bundler for javascript and friends. Packs many modules into a few bundled assets. Code Splitting allows for loading parts of the application on demand. Through "loaders", modules can be CommonJs, AMD, ES6 modules, CSS, Images, JSON, Coffeescript, LESS, ... and your custom stuff.

A light-weight and powerful meta-prompting, context engineering and spec-driven development system for Claude Code by TÂCHES.

An advanced guide which might benefit you a lot 🎉 . 韩先凯的人生进阶指南 人生进阶指南 离谱的人生 人生进阶 AI学习 AI指南 韩先凯的AI学习指南 英语学习指南/英语学习教程/英语学习/学英语

Official electron build of draw.io

Resumes generated using the GitHub informations

A modern JavaScript utility library delivering modularity, performance, & extras.

:atom: The hackable text editor

Google Chrome, Firefox, and Thunderbird extension that lets you write email in Markdown and render it before sending.

jQuery JavaScript Library

AngularJS - HTML enhanced for web apps!

A professional front-end template for building fast, robust, and adaptable web apps or sites.

深度学习500问，以问答形式对常用的概率知识、线性代数、机器学习、深度学习、计算机视觉等热点问题进行阐述，以帮助自己及有需要的读者。 全书分为18个章节，50余万字。由于水平有限，书中不妥之处恳请广大读者批评指正。 未完待续............ 如有意合作，联系scutjy2015@163.com 版权所有，违权必究 Tan 2018.06

React-based framework with performance, scalability, and security built in.

LeetCode Solutions: A Record of My Problem Solving Journey.( leetcode题解，记录自己的leetcode解题之路。)

PDF Reader in JavaScript

The most comprehensive database of Chinese poetry 🧶最全中华古诗词数据库, 唐宋两朝近一万四千古诗人, 接近5.5万首唐诗加26万宋诗. 两宋时期1564位词人，21050首词。

Prettier is an opinionated code formatter.

⭐️ Companies that don't have a broken hiring process

Marketing skills for Claude Code and AI agents. CRO, copywriting, SEO, analytics, and growth engineering.

Semantic is a UI component framework based around useful principles from natural language.

Based on a true story

</> htmx - high power tools for HTML

:fireworks:Interactive Online Platform that Visualizes Algorithms from Code

⏰ Day.js 2kB immutable date-time library alternative to Moment.js with the same modern API

Parse, validate, manipulate, and display dates in javascript.

An open source collection of animated, interactive & fully customizable React components for building memorable websites.

Opensource IDE For Exploring and Testing API's (lightweight alternative to Postman/Insomnia)

⚡ Serverless Framework – Effortlessly build apps that auto-scale, incur zero costs when idle, and require minimal maintenance using AWS Lambda and other managed cloud services.

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

A browser based code editor

👩‍💻👨‍💻 Awesome cheatsheets for popular programming languages, frameworks and development tools. They include everything you should know in one single file.

A tool for writing better scripts

🍃 JavaScript library for mobile-friendly interactive maps 🇺🇦

A cross-platform, customizable science fiction terminal emulator with advanced monitoring & touchscreen support.

List of top 500 ReactJS Interview Questions & Answers....Coding exercise questions are coming soon!!

Meteor, the JavaScript App Platform

A visual no-code/code-free web crawler/spider易采集：一个可视化浏览器自动化测试/数据采集/网页爬虫软件，可以无代码图形化的设计和执行爬虫任务。别名：ServiceWrapper面向Web应用的智能化服务封装系统。

The zero configuration build tool for the web. 📦🚀

Front End interview preparation materials for busy engineers (updated for 2026)

Node.js/Typescript/Bun Production Process Manager with a built-in Load Balancer.

🌼 🌼 🌼 🌼 🌼  The most popular, free and open-source Tailwind CSS component library

A cross-platform framework using Vue.js

The 1.x line is frozen - features and bugfixes now happen on https://github.com/yarnpkg/berry

The best design tools and plugins for everything 👉

Call all Node.js modules directly from DOM/WebWorker and enable a new way of writing applications with all Web technologies.

Open-source foundation of ToolJet AI - the enterprise app generation platform for internal tools, dashboards, business applications, workflows and AI agents. Build visually, from a prompt, or from Claude Code, Codex and Cursor over MCP 🚀

Source for remoteintech.company — a community-maintained directory of remote-friendly tech companies

📄 Configuration files that enhance Cursor AI editor experience with custom rules and behaviors

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.

A spy satellite simulator in your browser, except the data is real. Live open source spatial intelligence on a photorealistic 3D globe.

Video.js - open source HTML5 video player

Free, simple, and intuitive online database diagram editor and SQL generator.

Community-contributed instructions, agents, skills, and configurations to help you make the most of GitHub Copilot.

⚛️ Fast 3kB React alternative with the same modern API. Components & Virtual DOM.

Materialize, a CSS Framework based on Material Design

Pure Javascript OCR for more than 100 Languages 📖🎉🖥

It's a presentation framework based on the power of CSS3 transforms and transitions in modern browsers and inspired by the idea behind prezi.com.

🤪 A list of funny and tricky JavaScript examples

A markdown parser and compiler. Built for speed.

Fast and low overhead web framework, for Node.js

LLM API 管理 & 分发系统，支持 OpenAI、Azure、Anthropic Claude、Google Gemini、DeepSeek、字节豆包、ChatGLM、文心一言、讯飞星火、通义千问、360 智脑、腾讯混元等主流模型，统一 API 适配，可用于 key 管理与二次分发。单可执行文件，提供 Docker 镜像，一键部署，开箱即用。LLM API management & key redistribution system, unifying multiple providers under a single API. Single binary, Docker-ready, with an English UI.

:black_heart: Create and share beautiful images of your source code

The Cyber Swiss Army Knife - a web app for encryption, encoding, compression and data analysis

本文原文由知名 Hacker Eric S. Raymond 所撰寫，教你如何正確的提出技術問題並獲得你滿意的答案。

Expressive middleware for node.js using ES2017 async functions

fullPage plugin by Alvaro Trigo. Create full screen pages fast and simple

Git hooks made easy 🐶 woof!