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.
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.
posthog-js
The official browser SDK for PostHog — autocapture, session replay, feature flags, and surveys in one drop-in script.
AWS SDK for JavaScript (S3 Client)
The official modular AWS SDK v3 client for Amazon S3, with TypeScript-first APIs and streaming support.
Sentry JavaScript (@sentry/browser)
The official Sentry SDK for capturing errors, performance traces, and session replays in browser JavaScript apps.
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.
@clickhouse/client
The official TypeScript client for connecting Node.js applications to ClickHouse over HTTP.
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.
supabase-js
The official isomorphic JavaScript SDK for Supabase — database, auth, realtime, storage, and edge functions in one client.
@azure/identity
Microsoft Entra ID credential library that authenticates every Azure SDK client, from managed identity in production to CLI and browser login in development.
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
octokit.js
The all-batteries-included GitHub SDK for browsers, Node.js, and Deno.
preact
Fast, 3kB React-compatible Virtual DOM library with the same modern component API.
dockerode
A Node.js client for the Docker Engine Remote API, covering containers, images, networks, and volumes with streams intact.
@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
