Lerna is a fast, modern build system for managing and publishing multiple JavaScript/TypeScript packages from the same repository.
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Home of the Mend Renovate CLI: Cross-platform Dependency Automation by Mend.io
AdonisJS is a TypeScript-first web framework for building web apps and API servers. It comes with support for testing, modern tooling, an ecosystem of official packages, and more.
- nodejs
- nodejs-framework
- typescript
- typescript-framework
A collection of essential TypeScript types
- typescript-definitions
- typescript
- types
- utilities
🌳 Tiny & elegant JavaScript HTTP client based on the Fetch API
- fetch
- whatwg-fetch
- http-client
- http-request
🌐 Human-friendly and powerful HTTP request library for Node.js
- http-client
- http-request
- http
- https
A complete solution to package and build a ready for distribution Electron app with “auto update” support out of the box
- electron
- builder
- auto-update
- squirrel
OpenAI's Codex Security CLI and TypeScript SDK for finding, validating, and fixing security vulnerabilities. npm: https://www.npmjs.com/package/@openai/codex-security
- ai-security
- application-security
- cli
- code-scanning
Zero-config CLI for TypeScript package development
Fix broken node modules instantly 🏃🏽♀️💨
Find newer versions of package dependencies than what your package.json allows
- npm
- npm-check-updates
🏋️ Find out the cost of adding a new frontend dependency to your project
- npm-package
- cost
- performance
- dependencies
Observability and enforcement for AI agent harnesses. Capture every run and runtime reliability with policy enforcement.
- claude-code
- reliability
- agent-reliability
- hooks
💡 Use the right package manager
- cli
- package-manager
- npm
- yarn
📦🐈 Active development trunk for Yarn ⚒
- yarn
- package-manager
- nodejs
- javascript
🐒 Normalize browsers' default style
- normalize-css
- normalize
- css-reset
- css-library
:electron: A complete tool for building and publishing Electron applications
It's like v0, but in your Cursor / Claude Code / Windsurf: search 10,000+ React/Tailwind components, generate new UI with AI, and publish your own — right from your editor. Magic MCP is now the 21st MCP; this package keeps old configs working. Setup: 21st.dev/mcp
Work with yarn/npm packages locally like a boss.
- yarn
- npm
- dependencies
- yarn-link
Self-host Open Source fonts in neatly bundled NPM packages.
- font
- fontsource
- google-fonts
- open-source
The open-source AI research workbench for scientific research and agent workflows. Local-first, model-agnostic desktop app with extensible skills, MCP tools and connectors, Python/R execution and traceable artifacts for reproducible research on macOS, Windows and Linux.
- ai-for-science
- local-first
- reproducible-research
- open-science
Chat first code editor. To download the packaged app:
Call MCPs via TypeScript, masquerading as simple TypeScript API. Or package them as cli.
The internationalization (i18n) library for Angular
- angular
- i18n
- translation
- npm-package