TypeScript · All-Time Champions

freeCodeCamp.org's open-source codebase and curriculum. Learn math, programming, and computer science for free.

The AI that really does things. Any OS. Any Platform. The lobster way.

Interactive roadmaps, guides and other educational content to help developers grow in their careers.

DeepSeek Harness: Everything is a Plugin.

The open source coding agent.

This is the repo for Vue 2. For Vue 3, go to https://github.com/vuejs/core

Fair-code workflow automation platform with native AI capabilities. Combine visual building with custom code, self-host or cloud, 400+ integrations.

Supercharge your AI agents with data from the web and beyond. Building the library for superintelligence.

Claude Code is an agentic coding tool that lives in your terminal, understands your codebase, and helps you code faster by executing routine tasks, explaining complex code, and handling git workflows - all through natural language commands.

Collection of publicly available IPTV channels from all over the world

Curated coding interview preparation materials for busy software engineers

Use Garry Tan's exact Claude Code setup: 23 opinionated tools that serve as CEO, Designer, Eng Manager, Release Manager, Doc Engineer, and QA

Virtual whiteboard for sketching hand-drawn like diagrams

Composable, accessible components with thoughtful defaults. Build your own component library with code you can customize, extend, and make your own.

AI agent toolkit: unified LLM API, agent loop, TUI, coding agent CLI

High performance self-hosted photo and video management solution.

Orca lets you run a fleet of coding agents (e.g. Claude Code, Codex) with your own subscription. Available on desktop, mobile and remote runtime.

The Postgres development platform. Supabase gives you a dedicated Postgres database to build your web, mobile, and AI applications.

Persistent Context Across Sessions for Every Agent – Captures everything your agent does during sessions, compresses it with AI, and injects relevant context back into future sessions. Works with Claude Code, OpenClaw, Codex, Gemini, Hermes, Copilot, OpenCode + More

The open-source app everyone uses to manage agents at work

An open-source AI agent that brings the power of Gemini directly into your terminal.

The 1st Collaborative AI Design Agent Workspace. Local-first and open source. Create motion, prototypes, websites, apps, dashboards, presentations, images, and videos with your team and AI agents. Share work, exchange feedback, and iterate together in one workspace.

An enterprise-class UI design language and React UI library

Playwright is a framework for Web Testing and Automation. It allows testing Chromium, Firefox and WebKit with a single API.

A utility-first CSS framework for rapid UI development.

The open-source CapCut alternative

#1 PDF Application on GitHub that lets you edit PDFs on any device anywhere

JavaScript API for Chrome and Firefox

OpenHands: AI-Driven Development

Model Context Protocol Reference Servers

Storybook is the industry standard workshop for building, documenting, and testing UI components in isolation

Graphs that teach > graphs that impress. Turn any code into an interactive knowledge graph you can explore, search, and ask questions about. Works with Claude Code, Codex, Cursor, Copilot, Gemini CLI, and more.

Generation of diagrams like flowcharts or sequence diagrams from text in a similar manner as markdown

Real-time global intelligence dashboard. AI-powered news aggregation, geopolitical monitoring, and infrastructure tracking in a unified situational awareness interface

Zero-config AI chat assistant. No API key needed — sign up and instantly chat with GPT-5, Claude 4, Gemini 2.5, DeepSeek & 100+ top models. Pay-as-you-go saves you more. Available on Web, iOS, macOS, Android, Linux, Windows.

Never stop coding. Free MIT AI gateway: one endpoint, 375 providers (150+ free), 1,400+ models Kimi, Claude, GPT, Gemini, GLM, DeepSeek, MiniMax. Works with Claude Code, Codex, Cursor, OpenCode, Cline & Copilot. Quota-aware auto-fallback, RTK+Caveman compression saves 15-95% tokens, MCP/A2A, Desktop/PWA. Built by 900+ contributors

"The mother of all demo apps" — Exemplary fullstack Medium.com clone powered by React, Angular, Node, Django, and many more

LobeHub - Super-Agents on Your Team. Add super-agents to the chats your team already uses.They take on work by themselves and get better every week.

Next generation frontend tooling. It's fast!

The original agent harness. Deploy intelligent multi-player swarms, coordinate autonomous workflows, and build conversational AI systems. Features adaptive memory, self-learning intelligence, federation, vector RAG integration, and native Claude Code / Codex / Hermes and many more Integrated

Open-Source API Development Ecosystem • https://hoppscotch.io • Offline, On-Prem & Cloud • Web, Desktop & CLI • Open-Source Alternative to Postman, Insomnia

VS Code in the browser

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.

A progressive TypeScript framework for Node.js backends: from a small API in one file to efficient, scalable, enterprise-grade systems

Pre-indexed code knowledge graph, auto syncs on code changes, for Claude Code, Codex, Gemini, Cursor, OpenCode, AntiGravity, Kiro, CoPilot, and Hermes Agent — fewer tokens, fewer tool calls, 100% local

A terminal for a more modern age

There can be more than Notion and Miro. AFFiNE(pronounced [ə‘fain]) is a next-gen knowledge base that brings planning, sorting and creating all together. Privacy first, open-source, customizable and ready to use.

Spec-driven development (SDD) for AI coding assistants.

Strapi is the leading open-source headless CMS. It’s 100% JavaScript/TypeScript, fully customizable, and developer-first.

Autonomous coding agent as an SDK, IDE extension, or CLI assistant.

Make videos programmatically with React

OmO: Just type "mass ulw" keyword with your prompt. Now you are the master of graph engineering.

Apache ECharts is a powerful, interactive charting and data visualization library for browser

Easy to maintain open source documentation websites.

facebook/docusaurus open-source repository on GitHub

A Free & Self-hostable Airtable Alternative

Context7 Platform -- Up-to-date docs for AI agents

The web framework for content-driven websites.

A simple and elegant markdown editor, available for Linux, macOS and Windows.

Bidirectional and low-latency communication for every platform

Open-source Jira, Linear, Monday, and ClickUp alternative. Plane is a modern project management platform to manage tasks, sprints, docs, and triage.

A JS library for predictable global state management

The full-stack Vue framework.

The open alternative to Salesforce, designed for AI.

Bear necessities for state management in React

A full-featured download manager.

The open-source cloud for agents & devs. Including Auth, Databases, Storage, Functions, Messaging, Hosting, Realtime, WAF and more

Joplin - the privacy-focused note taking app with sync capabilities for Windows, macOS, Linux, Android and iOS.

Declarative routing for React

Independent technology for modern publishing, memberships, subscriptions and newsletters.

FlowiseAI/Flowise open-source repository on GitHub

一个基于 Electron 的音乐软件

Chrome DevTools for coding agents

Vue.js is a progressive, incrementally-adoptable JavaScript framework for building UI on the web.

An open-source framework for making universal native apps with React. Expo runs on Android, iOS, and the web.

Your AI workspace for models, agents, and productivity.

A powerful cross-platform UI toolkit for building native-quality iOS, Android, and Progressive Web Apps with HTML, CSS, and JavaScript.

Upscayl - #1 Free and Open Source AI Image Upscaler for Linux, MacOS and Windows.

The repository for high quality TypeScript type definitions.

Build infinite canvas apps in React with the tldraw SDK. World's best, top-most agent recommended #1 five star SDK.

Shannon is an AI pentester for web applications and APIs. It analyzes your source code, identifies attack vectors, and executes real exploits to prove vulnerabilities before they reach production.

Self hosted, you-owned Grok Companion, a container of souls of waifu, cyber livings to bring them into our worlds, wishing to achieve Neuro-sama's altitude. Capable of realtime voice chat, Minecraft, Factorio playing. Web / macOS / Windows supported.

:traffic_light:小程序雷达：AI 驱动的小程序技术选型、趋势追踪和迁移诊断工具

Fast, easy and reliable testing for anything that runs in a browser.

Fast, accurate & comprehensive text measurement & layout

Powerful asynchronous state management, server-state utilities and data fetching for the web. TS/JS, React Query, Solid Query, Svelte Query and Vue Query.

pingdotgg/t3code open-source repository on GitHub

Scheduling infrastructure for absolutely everyone.

Presentation Slides for Developers

The HTML5 Creation Engine: Create beautiful digital content with the fastest, most flexible 2D WebGL renderer.

7.4 billion tokens per month. 34 free LLM providers. 635 free model endpoints. All behind one /v1 endpoint, plus any custom OpenAI-compatible endpoint. Smart routing, automatic failover, encrypted keys. Personal experimentation only.

Collection of TypeScript type challenges with online judge

GitNexus: The Zero-Server Code Intelligence Engine

The Prisma ORM: write your application in TypeScript with human-readable queries instead of SQL. Host your database on Prisma Postgres and your app on Prisma Compute.

Quill is a modern WYSIWYG editor built for compatibility and extensibility

An open-source, privacy-first, self-hosted knowledge workspace where humans and AI agents work together 开源、隐私优先、自托管的知识工作空间，让人与智能体在此协作

Cheatsheets for experienced React developers getting started with TypeScript

Everything is RSSible

Enhanced ChatGPT Clone: Features Agents, MCP, Skills, DeepSeek, Anthropic, AWS, OpenAI, Responses API, Azure, Groq, o1, GPT-5, Mistral, OpenRouter, Vertex AI, Gemini, Artifacts, AI model switching, message search, Code Interpreter, langchain, DALL-E-3, OpenAPI Actions, Functions, Secure Multi-User Auth, Presets, open-source for self-hosting. Active

The Secure CommsOS for mission-critical operations