Free
Tabler Icons
Open SourceIcons · Frontend
Over 5,800 free MIT-licensed stroke SVG icons with consistent 24px grid and packages for every framework.
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Browse the complete directory — use filters to narrow down.
Icons · Frontend
Over 5,800 free MIT-licensed stroke SVG icons with consistent 24px grid and packages for every framework.
Mobile UI Libraries · Mobile Development
UI and styling toolkit for React Native and web from one optimizing compiler — fast, themeable, typed.
State & Forms · Frontend
Headless utilities: TanStack Query, Table, Router, Form and more.
Data Viz & Charts · Frontend
Headless UI table/grid logic for React, Vue, Solid and Svelte — you own 100% of the markup and styling.
Desktop Apps · Frontend
Build tiny, secure desktop (and mobile) apps with any web frontend.
Practice & Challenges · Documentation & Learning
Free, curated interview prep: algorithms study plans, behavioral questions and resume advice by ex-Facebook engineers.
Queues & Streaming · Database
Durable workflow execution engine — write workflows as code and Temporal handles retries, state and failures.
Unit & Component · Testing
Throwaway Docker containers for reliable integration tests.
Unit & Component · Testing
Test UI the way users interact with it; simple, complete bindings.
Courses & Tutorials · Documentation & Learning
Free, open-source full-stack web development curriculum.
Animation · Frontend
Motion design tool with a visual editor that attaches to JavaScript — keyframe anything on the web.
3D & WebGL · Frontend
The JavaScript 3D library — WebGL scenes, materials, lights and cameras with an enormous ecosystem.
Relational · Database
PostgreSQL extension and cloud for time-series and analytics.
Cheatsheets · Documentation & Learning
Community-maintained, practical examples for every CLI command.
Whiteboards & Diagrams · Design & Prototyping
Beautiful open-source infinite canvas SDK and whiteboard.
Web Servers & Proxies · DevOps
Cloud-native reverse proxy and ingress controller with auto discovery.
JSON · Data Formats
Convert JSON into TypeScript, Zod, GraphQL, Kotlin, Go structs and more.
Data Viz & Charts · Frontend
React components and blocks built for dashboards — charts, KPI cards and grids on Tailwind.
Dependency Security · Security
All-in-one open-source vulnerability and misconfiguration scanner.
API Protocols · Backend
End-to-end typesafe APIs without schemas or code generation.
Secret Scanning · Security
Open-source tool to find, verify and monitor leaked credentials.
Build & Lint · Frontend
High-performance build system and cache for JavaScript monorepos.
Serverless & BaaS · Database
Distributed SQLite-based database for edge and local-first apps.
ORMs · Backend
Mature decorator-based ORM for TypeScript and JavaScript.