Top ACH GitHub Repositories & Tools (2026)

Learn it. Build it. Ship it for others.

freeCodeCamp.org's open-source codebase and curriculum. Learn math, programming, and computer science for free.

Native MLX runtime for Laya typed decision models — 7–14 ms short decisions on M3 Max. No text generation, PyTorch, or cloud API.

An Open Source Machine Learning Framework for Everyone

12 Weeks, 24 Lessons, AI for All!

Bash is all you need - A nano claude code–like 「agent harness」, built from 0 to 1

A community-supported supercharged document management system: scan, index and archive all your documents

Zero-copy, content-addressed Rust build cache for Rust, C/C++ and more. No copies, no wasted disk — just hardlinks locally and S3 for sharing.

Free, open-source macOS cleaner. CleanMyMac alternative with zero telemetry. Native SwiftUI, scheduled auto-cleaning, Xcode/Homebrew/system cache cleanup. MIT licensed.

The open-source System One decision model. Sub-15ms, non-autoregressive, local drop-in alternative to TypeSafe Jev.

Course to get into Large Language Models (LLMs) with roadmaps and Colab notebooks.

Virtual machines for iOS and macOS

🤗 Transformers: the model-definition framework for state-of-the-art machine learning models in text, vision, audio, and multimodal models, for both inference and training.

scikit-learn: machine learning in Python

Standardized Distributed Generative and Predictive AI Inference Platform for Scalable, Multi-Framework Deployment on Kubernetes

Apache Superset is a Data Visualization and Data Exploration Platform

Tiny post-quantum encryption for sensitive data. Write-only by design. ML-KEM-768 + X25519 + AES-256-GCM. Please break it.

Dynamic, resilient AI orchestration. Coordinate data, models, and compute as you build AI workflows.

The fastest path to AI-powered full stack observability, even for lean teams.

Apache Airflow - A platform to programmatically author, schedule, and monitor workflows