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.

Stable Diffusion web UI

分享 GitHub 上有趣、入门级的开源项目。Share interesting, entry-level open source projects on GitHub.

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

Magnificent app which corrects your previous console command.

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.

🏡 Open source home automation that puts local control and privacy first.

Animation engine for explanatory math videos

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

🌐 Make websites accessible for AI agents. Automate tasks online with ease.

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

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.

🙌 OpenHands: AI-Driven Development

⏬ Dumb downloader that scrapes the web

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

ALL IN ONE Hacking Tool For Hackers

Transforms complex documents like PDFs into LLM-ready markdown/JSON for your Agentic workflows.

Grok open release

利用AI大模型，一键生成高清短视频 Generate short videos with one click using AI LLM.

Odoo. Open Source Apps To Grow Your Business.

LlamaIndex is the leading framework for building LLM-powered agents over your data.

⭐AI-driven public opinion & trend monitor with multi-platform aggregation, RSS, and smart alerts.🎯 告别信息过载，你的 AI 舆情监控助手与热点筛选工具！聚合多平台热点 + RSS 订阅，支持关键词精准筛选。AI 翻译 + AI 分析简报直推手机，也支持接入 MCP 架构，赋能 AI 自然语言对…

Run frontier AI locally.

CowAgent是基于大模型的超级AI助理，能主动思考和任务规划、访问操作系统和外部资源、创造和执行Skills、拥有长期记忆并不断成长。同时支持飞书、钉钉、企业微信应用、微信公众号、网页等接入，可选择OpenAI/Claude/Gemini/DeepSeek/ Qwen/GLM/Kimi/LinkAI，能处理文本、语音、图片和文件，可快速搭建个人AI助手和企业数字员工。

🚀🚀 「大模型」2小时完全从0训练26M的小参数GPT！🌏 Train a 26M-parameter GPT from scratch in just 2h!

A generative speech model for daily dialogue.

Langchain-Chatchat（原Langchain-ChatGLM）基于 Langchain 与 ChatGLM, Qwen 与 Llama 等语言模型的 RAG 与 Agent 应用 | Langchain-Chatchat (formerly langchain-ChatGLM), local knowledge based LLM (like ChatGLM, Qwen and…