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Trending open-source tools, reviewed daily.

Clear write-ups of the open-source projects developers are actually using — searchable, organized by language and field, and in your language.

892 projects · 41 languages · refreshed continuously

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UI frameworks, build tools, and everything that runs in the browser — React, Vue, Svelte, bundlers, and dev servers.

Backend 29

Server frameworks, REST and GraphQL APIs, databases, caching, and the infrastructure behind your app.

Mobile 62

iOS and Android development — native SDKs, cross-platform toolkits, and mobile-first libraries.

DevOps 67

Containers, orchestration, CI/CD, infrastructure as code, and observability for shipping and running software.

AI / ML 94

Machine learning frameworks, data tooling, and the libraries powering modern AI applications.

GameDev 14

Game engines, graphics, physics, and asset tooling for building 2D and 3D games.

Smart contracts, Web3 libraries, DeFi, and decentralized application tooling.

Microcontrollers, IoT, drivers, and real-time systems close to the metal.

Penetration testing, cryptography, network security, and tooling for defenders and researchers.

Latest

Java

How to Run Cyclic AI Agents in Java

LangGraph4j brings cyclic AI agent orchestration to Java, with native Spring AI integration, state persistence, and a visual studio for debugging complex graphs.