A collective list of free APIs

📚 Freely available programming books

The definitive list that answers "I want to do X in Python, which tool should I use?"

All Algorithms implemented in Python

Public repository for Agent Skills

🤗 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.

100+ AI Agents, Agent Skills and RAG Apps - Free and Open Source.

💫 Toolkit to help you get started with SDD or any other process!

Agents that use the browser.

TradingAgents: Multi-Agents LLM Financial Trading Framework

Linux, Jenkins, AWS, SRE, Prometheus, Docker, Python, Ansible, Git, Kubernetes, Terraform, OpenStack, SQL, NoSQL, Azure, GCP, DNS, Elastic, Network, Virtualization. DevOps Interview Questions

Open-source web crawler and scraper for LLMs and AI agents: any website into clean, LLM-ready Markdown. Run it yourself, or use Crawl4AI Cloud with one key.

An open-source long-horizon SuperAgent harness that researches, codes, and creates. With the help of sandboxes, memories, tools, skill, subagents and message gateway, it handles different levels of…

A curated list of awesome Claude Skills, resources, and tools for customizing Claude AI workflows

Compress tool outputs, logs, files, and RAG chunks before they reach the LLM. 20% fewer tokens for coding agents, 60-95% fewer tokens for JSON, same answers. Library, proxy, MCP server.

Open Data Platform for analysts, quants and AI agents.

Get your documents ready for gen AI

An AI Hedge Fund Team

Learn it. Build it. Ship it for others.

Python ETL framework for stream processing, real-time analytics, LLM pipelines, and RAG.

Rich is a Python library for rich text and beautiful formatting in the terminal.

Free, open source crypto trading bot

LlamaIndex is the document processing platform for AI

We write your reusable computer vision tools. 💜

Flexible and powerful data analysis / manipulation library for Python, providing labeled data structures similar to R data.frame objects, statistical functions, and much more

Qlib is an AI-oriented Quant investment platform that aims to use AI tech to empower Quant Research, from exploring ideas to implementing productions. Qlib supports diverse ML modeling paradigms, i…

Ultra-lightweight, open-source, self-hosted personal AI agent framework in Python with WebUI, tools, memory, MCP, multi-agent workflows, automation, and chat apps

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

The job search that runs on your machine. AI job application framework built on Claude Code: evaluate postings, tailor CVs, write cover letters, prep interviews. Fork it and own it.

A unified trading API with more than 100 crypto exchanges and prediction markets in JavaScript / TypeScript / Python / C# / PHP / Go / Java / Rust