A collective list of free APIs

📚 Freely available programming books

The most powerful and modular diffusion model GUI, api and backend with a graph/nodes interface.

Tensors and Dynamic neural networks in Python with strong GPU acceleration

Python tool for converting files and office documents to Markdown.

Animation engine for explanatory math videos

real time face swap and one-click video deepfake with only a single image

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

为GPT/GLM等LLM大语言模型提供实用化交互接口，特别优化论文阅读/润色/写作体验，模块化设计，支持自定义快捷按钮&函数插件，支持Python和C++等项目剖析&自译解功能，PDF/LaTex论文翻译&总结功能，支持并行问询多种LLM模型，支持chatglm3等本地模型。接入通义千问, deepseekcoder, 讯飞星火, 文心一言, llama2, rwkv, claude2, m…

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

A natural language interface for computers

openpilot is an operating system for robotics. Currently, it upgrades the driver assistance system on 300+ supported cars.

Financial data platform for analysts, quants and AI agents.

Clone a voice in 5 seconds to generate arbitrary speech in real-time

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

Grok open release

The definitive Web UI for local AI, with powerful features and easy setup.

The best ChatGPT that $100 can buy.

OCR software, free and offline. 开源、免费的离线OCR软件。支持截屏/批量导入图片，PDF文档识别，排除水印/页眉页脚，扫描/生成二维码。内置多国语言库。

Run frontier AI locally.

Opiniated RAG for integrating GenAI in your apps 🧠 Focus on your product rather than the RAG. Easy integration in existing products with customisation! Any LLM: GPT4, Groq, Llama. Any Vectorstore: …

Build multi-agent systems that learn and improve with every interaction.

A community-maintained Python framework for creating mathematical animations.

OCRmyPDF adds an OCR text layer to scanned PDF files, allowing them to be searched

The official Python library for the OpenAI API

Ready-to-use OCR with 80+ supported languages and all popular writing scripts including Latin, Chinese, Arabic, Devanagari, Cyrillic and etc.

Data validation using Python type hints

Documentation that simply works

Google Chromium, sans integration with Google