A collective list of free APIs

📚 Freely available programming books

Learn how to design large-scale systems. Prep for the system design interview. Includes Anki flashcards.

Langflow is a powerful tool for building and deploying AI-powered agents and workflows.

Command-line program to download videos from YouTube.com and other video sites

The agent engineering platform

User-friendly AI Interface (Supports Ollama, OpenAI API, ...)

Public repository for Agent Skills

Collection of awesome LLM apps with AI Agents and RAG using OpenAI, Anthropic, Gemini and opensource models.

Python tool for converting files and office documents to Markdown.

💫 Toolkit to help you get started with Spec-Driven Development

RAGFlow is a leading open-source Retrieval-Augmented Generation (RAG) engine that fuses cutting-edge RAG with Agent capabilities to create a superior context layer for LLMs

A high-throughput and memory-efficient inference and serving engine for LLMs

Turn any PDF or image document into structured data for your AI. A powerful, lightweight OCR toolkit that bridges the gap between images/PDFs and LLMs. Supports 100+ languages.

🌟 The Multi-Agent Framework: First AI Software Company, Towards Natural Language Programming

🚀🤖 Crawl4AI: Open-source LLM Friendly Web Crawler & Scraper. Don't be shy, join here: https://discord.gg/jP8KfhDhyN

Inference code for Llama models

Unsloth Studio is a web UI for training and running open models like Qwen, DeepSeek, gpt-oss and Gemma locally.

Get your documents ready for gen AI

ALL IN ONE Hacking Tool For Hackers

all of the workflows of n8n i could find (also from the site itself)

An AI SKILL that provide design intelligence for building professional UI/UX multiple platforms

Grok open release

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…

Odoo. Open Source Apps To Grow Your Business.

Framework for orchestrating role-playing, autonomous AI agents. By fostering collaborative intelligence, CrewAI empowers agents to work together seamlessly, tackling complex tasks.

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

🎨 Diagram as Code for prototyping cloud system architectures

The uncompromising Python code formatter

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