The best OpenAI Cookbook alternatives
3 tools that do a similar job to OpenAI Cookbook, 3 of them open source. Each entry says what it does and who it suits, so you can pick the one that fits instead of the most famous.
- 1

LangChain
Open source · MIT · ★ 149k
A Python framework for building AI agents and apps powered by language models.
Best for: Python developers building LLM-powered applications; Teams that want to switch between model providers without rewriting code
- 2

LlamaIndex
Open source · MIT · ★ 52.8k
Python framework for building LLM apps that query your own documents and data.
Best for: Python developers building retrieval-augmented generation (RAG) apps over private documents; Teams wanting a modular toolkit where they can swap LLM, embedding and vector store providers
- 3

Semantic Kernel
Open source · MIT · ★ 28.7k
Open-source SDK for building AI agents and multi-agent apps in Python, .NET and Java.
Best for: Developers already using Azure OpenAI or OpenAI who want a structured SDK for agents; Teams working in .NET, Python or Java who want one framework across languages
How we pick: tools in the same category that solve the same problem, projects that name each other as alternatives, and open-source projects that describe themselves as an alternative to OpenAI Cookbook. We don't take payment for placement.