Rat GitHub Repositories (2026) · Open Source Tools

Render OG images and paged PDFs from JSX, HTML, and CSS. No headless browser. Runs on Node.js, Cloudflare Workers, browsers, and Rust.

Addon Manager for Lossless Scaling (LSFG): DLSS 5 Neural Rendering, DLSS, XESS and FSR upscalers with motion measured from the frames, one-click installer, addons you install and tune in one window, live GPU and frame-time view. Tested with World of Warcraft: Forever.

Open-source orchestrator and ADE for running Claude Code, Codex, OpenCode, Pi and other AI coding agents in parallel — locally or 24/7 on your own server.

Open-source inference server and production cluster for all the models your agent needs.

The MIT-licensed infinite-canvas whiteboard SDK. An open-source tldraw alternative — no license fee, free for commercial use. React, React Native, and plain JS.

An AI Gateway, registry, and proxy that sits in front of any MCP, A2A, or REST/gRPC APIs, exposing a unified endpoint with centralized discovery, guardrails and management. Optimizes Agent & Tool calling, and supports plugins.

Prefect is a workflow orchestration framework for building resilient data pipelines in Python.

Leading Git-based headless CMS. Successor to Netlify/Decap CMS. Modern UX, first-class i18n support, mobile support + numerous improvements. Framework-agnostic, open source & free.

An AI coding agent that reads your code, edits files, runs commands, and reasons through bugs — across a terminal REPL, a full-screen TUI, and a browser UI, while you keep your hand on every permission.

Web, Desktop & Mobile client and orchestrator for Codex, Claude Code, OpenCode, Pi, Cursor, Grok, Antigravity, Kimi, Augment Code, Qwen, fully end-to-end encrypted

An orchestration platform for the development, production, and observation of data assets.

High-performance browser automation bridge and multi-instance orchestrator with advanced stealth injection and real-time dashboard.

Refine high-quality datasets and visual AI models

Liquid Glass for the Android View system — real SDF refraction, physical dispersion, sensor-driven specular. Drop into existing XML layouts, no Compose required. API 24+

The mouse and trackpad utility for Mac.

JevK5: open-weight alternative to TypeSafe Jev. Typed decisions with probabilities in one forward pass; Apache-2.0 weights and code.

Unofficial skill that teaches coding agents to build with TypeSafe AI's Jev: typed decisions, calibrated confidence, and prior art from 150+ community projects.

The most popular Kubernetes Operator for PostgreSQL.

OpenAI-compatible API migration kit: drop-in /v1/images/generations and chat examples, a compatibility matrix, rollback switches and a checklist for moving workloads between AI API gateways.

Free, open-source desktop editor for AI inpainting: select, prompt, get a colour-matched layer. FLUX 3 Image, FLUX.2, GPT Image, Nano Banana, Seedream and Qwen through your API key or your own ComfyUI. Layers, PSD export, MCP.