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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Playwright
Cross-browser end-to-end web testing and browser automation with a single API for Chromium, Firefox, and WebKit.
Express
The fast, unopinionated, minimalist web framework for Node.js
Electron
Build cross-platform desktop apps with JavaScript, HTML, and CSS on Chromium and Node.js
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.
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.
Bootstrap
The world's most popular front-end framework for building responsive, mobile-first sites
@angular/core
The core runtime of Angular: components, dependency injection, change detection, and signals for building web, mobile, and desktop apps.
Slate
Completely customizable framework for building rich text editors
Solid.js
A declarative JavaScript library that compiles to real DOM nodes and updates them with fine-grained reactivity — no virtual DOM required.
Echo
A minimalist, high-performance Go web framework with a radix-tree router, built-in middleware chain, and first-class HTTP/2 support.
napi-rs
Build precompiled Node.js add-ons in Rust via Node-API, no node-gyp required
Chat SDK
A unified TypeScript SDK for building chat bots and AI agents across every major messaging platform
Mastra Core
The TypeScript framework for building AI agents, workflows, and RAG apps with unified access to 40+ LLM providers.
Capacitor
Build native iOS, Android, and Progressive Web Apps from a single web codebase
Pulumi
Infrastructure as Code in your favorite programming language, powered by a shared multi-language deployment engine.
grammY
The modern TypeScript framework for building Telegram bots on Node.js and Deno
Remotion
A React framework for creating videos programmatically with code, real browser rendering, and server-side or cloud-scale export.
graphql-yoga
A fully-featured, spec-compliant GraphQL server built on the WHATWG Fetch API, running anywhere from Node to Cloudflare Workers.
CopilotKit
React hooks and providers for building AI copilots with shared state, generative UI, and human-in-the-loop workflows.
@refinedev/core
Headless React meta-framework for building CRUD-heavy admin panels, dashboards, and internal tools fast.
itty-router
An ultra-tiny (~1kB), zero-dependency TypeScript router built for Cloudflare Workers and other serverless/edge runtimes.
InversifyJS
A lightweight, decorator-driven IoC container that brings SOLID-friendly dependency injection to TypeScript and JavaScript apps.
