Remove unused CSS

Open-source, self-hosted CMS platform on AWS serverless (Lambda, DynamoDB, S3). TypeScript framework with multi-tenancy, lifecycle hooks, GraphQL API, and AI-assisted development via MCP server. Built for developers at large organizations.

Create beautiful diagrams just by typing notation in plain text.

A framework for building compiled Node.js add-ons in Rust via Node-API

Simple reusable React error boundary component

JavaScript/TypeScript linter (ESLint wrapper) with great defaults

Compiler for Elm, a functional language for reliable webapps.

A minimalist-friendly ~2.2KB routing for React and Preact

Create guided tours in your apps

TypeScript's 1:1 validator, optimized from editor to runtime

TypeScript's 1:1 validator, optimized from editor to runtime

The all-batteries-included GitHub SDK for Browsers, Node.js, and Deno.

JWA, JWS, JWE, JWT, JWK, JWKS for Node.js, Browser, Cloudflare Workers, Deno, Bun, and other Web-interoperable runtimes

Run commands concurrently. Like `npm run watch-js & npm run watch-less` but better.

Toolkit for building native desktop apps

A code editor component for the web

Interactive Tables and Data Grids for JavaScript

An animated number component for React, Vue, Svelte, and TS/JS.

A flexible icon family for interfaces, diagrams, presentations

Accessibility engine for automated Web UI testing

Type-Safe Errors for JS & TypeScript

A powerful meta-prompting, context engineering and spec-driven development system that enables agents to work for long periods of time autonomously without losing track of the big picture

Production-grade Turborepo template for Next.js apps.

An HTTP/1.1 client, written from scratch for Node.js

An extremely fast CSS parser, transformer, bundler, and minifier written in Rust.

A better `npm publish`

Copy any UI element for your agent

Consistency Made Simple

An embeddable and experimental Javascript engine written in Rust. Currently, it has support for some of the language.

A tiny (340 bytes) state manager for React/RN/Preact/Vue/Svelte with many atomic tree-shakable stores