Top STEM GitHub Repositories & Tools (2026)

Semantic tool routing and typed System One decisions for the Pi coding agent using TypeSafe Jev

Developer-friendly OSS embedded retrieval library for multimodal AI. Search More; Manage Less.

Cloud Native application framework for .NET

React Native UI library built on the Eva Design System: 30+ themeable, accessible components for iOS, Android and web. TypeScript, React 19 / RN 0.81, Eva and Material themes with runtime light/dark switching, on-demand style compilation.

AI powered open source recommender system engine supports classical/LLM rankers and multimodal content via embedding

Cadence is a distributed, scalable, durable, and highly available orchestration engine to execute asynchronous long-running business logic in a scalable and resilient way.

An open-source, code-first Go toolkit for building, evaluating, and deploying sophisticated AI agents with flexibility and control.

a react-based framework that provides accessibility, modularity, responsiveness, and theming in a tidy package

3D engine with modern graphics

Open Source, Google Zanzibar-inspired database for scalably storing and querying fine-grained authorization data

BleachBit system cleaner for Windows and Linux

Conductor is an event driven agentic workflow engine providing durable and highly resilient execution engine for applications and AI Agents

Free, open-source crypto trading bot, automated bitcoin / cryptocurrency trading software, algorithmic trading bots. Visually design your crypto trading bot, leveraging an integrated charting system, data-mining, backtesting, paper trading, and multi-server crypto bot deployments.

The java implementation of Apache Dubbo. An RPC and microservice framework.

Koog is a JVM (Java and Kotlin) framework for building predictable, fault-tolerant and enterprise-ready AI agents across all platforms – from backend services to Android and iOS, JVM, and even in-browser environments. Koog is based on our AI products expertise and provides proven solutions for complex LLM and AI problems

TypeDB: Built for systems, not records

cliamp - Terminal music player inspired by winamp

🚀🚀 A multimodal System One decision model that gives calibrated answers to typed questions about screens, photos, video and text in one forward pass.

3D C++ Game Engine - yet another open source game engine

Safety-first disk cleaner and space analyzer for macOS and Windows, with duplicate cleanup, app uninstall, startup management, system optimization, and maintenance.