Top STAC GitHub Repositories & Tools (2026)

Composable, accessible components with thoughtful defaults. Build your own component library with code you can customize, extend, and make your own.

Claude Code, Codex, OpenCode, Gemini, and Prime Agent versions of Poteto's pstack. Rigorous agent workflows with Cursor primitives translated for other harnesses.

Ministack: Free, open-source local AWS emulator - 60+ services, Terraform compatible, real databases. Free forever. MIT licensed.

XERJ is the new way for AI to search data. Its autoindex capability activates agents to know your data without the token waste of grep and sed. One command indexes code, docs, logs and PDFs for search, RAG, security audits and agent memory, using 40x fewer tokens than grep. Elasticsearch compatible, so existing clients just work.

"rsync for cloud storage" - Google Drive, S3, Dropbox, Backblaze B2, One Drive, Swift, Hubic, Wasabi, Google Cloud Storage, Azure Blob, Azure Files, Yandex Files

Configuration Management Platform for Radarr/Sonarr

Fast Rust-based bundler for the web with a modernized webpack API 🦀

A powerful open-source UI framework for Laravel • Build and ship apps & admin panels fast with Livewire

Typesafe APIs Made Simple 🪄

geatsc: compiles TypeScript to C++ for GeaStack targets.

NOW MANAGED ON CODEBERG

Low code web framework for real world applications, in Python and Javascript

Payload is the open-source, fullstack Next.js framework, giving you instant backend superpowers. Get a full TypeScript backend and admin panel instantly. Use Payload as a headless CMS or for building powerful applications.

Rallly is an open-source scheduling and collaboration tool designed to make organizing events and meetings easier.

High performance, minimalist Go web framework

Production Grade Cloud-Ready .NET 10 Starter Kit (Web API + React Client) with Multitenancy Support, and Clean/Modular Architecture that saves roughly 200+ Development Hours! All Batteries Included.

Apache CloudStack is an opensource Infrastructure as a Service (IaaS) cloud computing platform

Business Apps Made Simple with Asp.Net Core MVC / TypeScript

Access other storage backends via the S3 API

Bionic is sovereign Agentic AI for the enterprise — Runs on-premise and can securely work with your sensitive data and systems.