Free
Quasar
Open SourceUI Libraries · Frontend
Vue framework that targets SPA, PWA, SSR, mobile (Capacitor) and desktop (Electron) from one codebase.
vuecomponentscross-platformspa
Browse the complete directory — use filters to narrow down.
UI Libraries · Frontend
Vue framework that targets SPA, PWA, SSR, mobile (Capacitor) and desktop (Electron) from one codebase.
Cheatsheets · Documentation & Learning
Clean, searchable cheat sheet collection for developers.
Models & LLM APIs · AI for Developers
Alibaba's open-weight model family with multilingual strengths.
Frameworks · Frontend
Resumable framework with lazy execution for near-instant loads.
Programming Languages
Official R project site for statistical computing and graphics.
Queues & Streaming · Database
Reliable, widely-deployed message broker with AMQP.
UI Libraries · Frontend
Unstyled, accessible React primitives for building design systems.
Wallets & Infrastructure · Web3 & Blockchain
The best-in-class React wallet-connect modal — beautiful UX over wagmi with multi-wallet support.
UI Libraries · Frontend
Adobe's headless hooks and components that bake in accessibility, keyboard and internationalization.
Browser DevTools · Development Environment
Official React extension to inspect component trees, props and state in the browser or standalone.
State & Forms · Frontend
Performant, flexible forms library for React with easy validation.
Cross-Platform · Mobile Development
Build native mobile apps using React and JavaScript.
Mobile UI Libraries · Mobile Development
Material Design component library for React Native with theming, dark mode and icon sets included.
Frameworks · Frontend
The standard router for React, now a full framework (v7).
Animation · Frontend
Physics-based animation library for React — springs instead of durations for natural motion.
3D & WebGL · Frontend
A React renderer for Three.js — build scenes declaratively with components, hooks and the pmnd ecosystem.
Data Viz & Charts · Frontend
Composable charting library for React built on SVG with a declarative, component-based API.
Launchers & Automation · Developer Utilities
Free, open-source macOS window manager — snap and resize windows with keyboard shortcuts.
State & Forms · Frontend
Predictable state container for JavaScript apps with Redux Toolkit.
Browser DevTools · Development Environment
Time-travel debugging for Redux — replay actions, diff state and trace dispatched updates.
Hosting & Collaboration · Git & Version Control
Browser extension with 200+ quality-of-life improvements for the GitHub interface.
Regex
Generate regular expressions from sample text matches.
Regex
Visualize regular expressions as railroad diagrams.
Regex
Online regex tester with reference, cheatsheet and community patterns.