Av GitHub Repositories (2026) · Open Source Tools

Free implementation of Play Services

Business operating system for Claude Code — 57 skills, 21 agents, smart daemon. Unified inbox (WhatsApp/Email/Slack/Telegram), autonomous PR merge, full-AWS monitoring, revenue (Stripe+RevenueCat), e-commerce (Shopify), marketing (Klaviyo/Meta/GA4), voice (Bland/ElevenLabs), APM (Datadog/NewRelic/OTEL), YOLO mode.

Cassette is another Swift-native iOS and macOS music client for Subsonic and OpenSubsonic servers. Based on Apple Music UI. Free forever.

Coverage, security and code quality for coding agents

Agent framework for the JVM. Pronounced Em-BAY-bel /ɛmˈbeɪbəl/

A browser automation framework and ecosystem.

Zammad is a web based open source helpdesk/customer support system.

Open source routing engine for OpenStreetMap. Use it as Java library or standalone web server.

Instant recall for coding agents. Search the history already on your machine. Git blame, but for agent sessions.

Modern open-source time-tracking app

Capture first. Organize later. A local-first Markdown app that turns scattered records into clear notes with AI.

The classic Sillytavern, now has been rewritten in Tauri/Rust.

The open source Solver AI for Java and Kotlin to optimize scheduling and routing. Solve the vehicle routing problem, employee rostering, task assignment, maintenance scheduling and other planning problems.

XMage - Magic Another Game Engine

A World of Tanks-style armored combat simulator built directly with Three.js and Vite: 220 vehicles, 33 destructible battlefields, and 13 modes, with plate-level armor, ballistics, modules, spotting, and physics. Play in your browser on desktop or mobile. Built end-to-end by a multi-agent Claude/Codex pipeline.

Open Source eCommerce & Multi-Vendor Marketplace Platform Built with Laravel for Enterprise-Scale Commerce, Supporting 10M+ SKUs

Keep your code spotless

The General Mission Analysis Tool (GMAT) is the world's leading enterprise, multi-mission, open source software system for space mission design, optimization, and navigation. The system supports missions in flight regimes ranging from low Earth orbit to lunar, libration point, and deep space missions. NOTE: Non-release tagged commits are AS IS.

Example JavaScript, TypeScript, and React integrations for the PayPal SDK

All Algorithms implemented in Java