Open Source Packages
Libraries, frameworks, tools, and SDKs used by the apps in this directory — scored the same way as the apps themselves.
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React Router
A multi-strategy router for React, from a lightweight library to a full SSR framework.
Express
The fast, unopinionated, minimalist web framework for Node.js
Next.js
The React framework for production: file-based routing, server rendering, and Rust-powered builds.
FastAPI
A modern, high-performance Python web framework for building APIs with automatic validation, serialization, and interactive docs.
Hono
A small, ultrafast web framework built on Web Standards that runs identically everywhere.
TanStack Router
A fully type-safe React router with built-in data loading, caching, and URL search-param validation.
Docusaurus
React-based static site generator for building fast, maintainable documentation websites.
tRPC Server
Build end-to-end typesafe APIs in TypeScript with no schemas, no code generation, and zero runtime bloat.
React Native
Build native iOS and Android apps from a single React codebase using the components and patterns you already know.
NestJS
A progressive Node.js framework for building efficient, scalable, and maintainable server-side applications in TypeScript.
Expo
Open-source framework for building universal native apps with React that run on Android, iOS, and the web.
Lexical
An extensible, framework-agnostic text editor framework for building reliable, accessible rich-text experiences on the web.
Bootstrap
The world's most popular front-end framework for building responsive, mobile-first sites
Fastify
A fast and low-overhead web framework for Node.js, built around schema-based validation and a plugin architecture
Gin
A high-performance HTTP web framework for Go, built on a zero-allocation radix-tree router with an Express.js-style API.
SvelteKit
The official application framework for Svelte, providing filesystem routing, server rendering, and adapters for any deployment target.
LangChain
The most widely adopted Python framework for building LLM-powered agents and applications
Laravel
The expressive, elegant PHP framework for building modern web applications
preact
Fast, 3kB React-compatible Virtual DOM library with the same modern component API.
LangGraph
A low-level orchestration framework for building stateful, multi-actor LLM agents as graphs
Slate
Completely customizable framework for building rich text editors
Django
The high-level Python web framework that turns database models into secure, working web applications in record time.
Bubble Tea
A Go framework based on The Elm Architecture for building terminal UIs, from simple prompts to full-window, high-performance TUI applications.
Koa
Koa is an expressive, minimal Node.js web framework built on async functions for cleaner middleware and better error handling.
