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🌊 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
- swarm
- agentic-ai
- agentic-framework
- agentic-workflow
VS Code in the browser
Chrome DevTools for coding agents
- mcp-server
- puppeteer
- chrome-devtools
- browser
Draw and edit draw.io diagrams by chatting with an AI. Web app, desktop app, and an MCP server for Claude Code, Cursor, Codex and VS Code.
- ai
- diagrams
- architecture-diagram
- claude-code
Composio powers 1000+ toolkits, tool search, context management, authentication, and a sandboxed workbench to help you build AI agents that turn intent into action.
Nodejs extension host for vim & neovim, load extensions like VSCode and host language servers.
- autocompletion
- language-client
- lsp
- vim-plugin
Eclipse Theia is a cloud & desktop IDE framework implemented in TypeScript.
GraphiQL & the GraphQL LSP Reference Ecosystem for building browser & IDE tools.
- graphql
- graphiql
- codemirror
- lsp-mode
Deterministic testing tools for MCP servers
⚡ Next-gen Web Extension Framework
- build-tool
- dev-server
- hmr
- wxt
The cross-browser extension framework.
- webextension
- browser-extension
- chrome-extension
- cross-browser
pyright fork with various type checking improvements, improved vscode support and pylance features built into the language server
- based
- pylance
- pyright
- python
The open SVG brand library: 7,600+ brand logos and cloud icons (AWS, Azure, GCP) as official SVG. Search, copy, ship via npm, CDN, CLI, React, Vue, Svelte, Figma, VS Code, Raycast and MCP. Free, MIT, no gatekeeping.
A language server for Bash
MCP server that enables AI assistants to interact with Google Gemini CLI, leveraging Gemini's massive token window for large file analysis and codebase understanding
Precision documentation from OpenAPI, MCP, Doxygen, and Markdown guides. Static HTML you own.
Open-source self-improving QA agent for software teams. A test harness with memory. Write tests in natural language for web and mobile. agent-qa learns from every run, adapts to UI changes, and catches regressions before you ship.
- playwright
- end-to-end-testing
- ai-testing
- ai-agents
SQL Language Server
TypeScript Language Service Plugin for GraphQL developers
- typescript
- graphql
- language-server
- plugin
Universal toolkits for linting, viewing and managing i18n for any frameworks.
Go language server extension using gopls for coc.nvim.
Language server implementation for Elm
- elm
- language-server-protocol
- language-server
- elm-lang
Overleaf CLI - pull, push, sync, compile LaTeX projects from your terminal. Git remote helper, MCP server for AI agents, and TypeScript library.