Best Open Source llms Libraries

#1ollama/ollama

Get up and running with Kimi-K2.5, GLM-5, MiniMax, DeepSeek, gpt-oss, Qwen, Gemma and other models.

#2open-webui/open-webui

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

#3microsoft/generative-ai-for-beginners

21 Lessons, Get Started Building with Generative AI

#4Shubhamsaboo/awesome-llm-apps

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

#5dair-ai/Prompt-Engineering-Guide

🐙 Guides, papers, lessons, notebooks and resources for prompt engineering, context engineering, RAG, and AI Agents.

#6unslothai/unsloth

Fine-tuning & Reinforcement Learning for LLMs. 🦥 Train OpenAI gpt-oss, DeepSeek, Qwen, Llama, Gemma, TTS 2x faster with 70% less VRAM.

#7GokuMohandas/Made-With-ML

Learn how to develop, deploy and iterate on production-grade ML applications.

#8crewAIInc/crewAI

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

#9LC044/WeChatMsg

#10666ghj/BettaFish

微舆：人人可用的多Agent舆情分析助手，打破信息茧房，还原舆情原貌，预测未来走向，辅助决策！从0实现，不依赖任何框架。

#11mindsdb/mindsdb

Query Engine for AI Analytics: Build self-reasoning agents across all your live data

#12TabbyML/tabby

Self-hosted AI coding assistant

#13patchy631/ai-engineering-hub

In-depth tutorials on LLMs, RAGs and real-world AI agent applications.

#14666ghj/MiroFish

A Simple and Universal Swarm Intelligence Engine, Predicting Anything. 简洁通用的群体智能引擎，预测万物

#15microsoft/graphrag

A modular graph-based Retrieval-Augmented Generation (RAG) system

#16chroma-core/chroma

Open-source search and retrieval database for AI applications.

#17NirDiamant/RAG_Techniques

This repository showcases various advanced techniques for Retrieval-Augmented Generation (RAG) systems. RAG systems combine information retrieval with generative models to provide accurate and contextually rich responses.

#18assafelovic/gpt-researcher

An autonomous agent that conducts deep research on any data using any LLM providers

#19aishwaryanr/awesome-generative-ai-guide

A one stop repository for generative AI research updates, interview resources, notebooks and much more!

#20Cinnamon/kotaemon

An open-source RAG-based tool for chatting with your documents.

#21PrefectHQ/fastmcp

🚀 The fast, Pythonic way to build MCP servers and clients.

#22dyad-sh/dyad

Local, open-source AI app builder for power users ✨ v0 / Lovable / Replit / Bolt alternative 🌟 Star if you like it!

#23humanlayer/12-factor-agents

What are the principles we can use to build LLM-powered software that is actually good enough to put in the hands of production customers?

#24google/adk-python

An open-source, code-first Python toolkit for building, evaluating, and deploying sophisticated AI agents with flexibility and control.

#25AccumulateMore/CV

✔（已完结）超级全面的 深度学习 笔记【土堆 Pytorch】【李沐 动手学深度学习】【吴恩达 深度学习】【大飞 大模型Agent】

#26NirDiamant/agents-towards-production

This repository delivers end-to-end, code-first tutorials covering every layer of production-grade GenAI agents, guiding you from spark to scale with proven patterns and reusable blueprints for real-world launches.

#27agentscope-ai/QwenPaw

Your Personal AI Assistant; easy to install, deploy on your own machine or on the cloud; supports multiple chat apps with easily extensible capabilities.

#28humanlayer/humanlayer

The best way to get AI coding agents to solve hard problems in complex codebases.

#29mcp-use/mcp-use

The fullstack MCP framework to develop MCP Apps for ChatGPT / Claude & MCP Servers for AI Agents.

#30OpenPipe/ART

Agent Reinforcement Trainer: train multi-step agents for real-world tasks using GRPO. Give your agents on-the-job training. Reinforcement learning for Qwen3.5, GPT-OSS, Llama, and more!

#31oumi-ai/oumi

Easily fine-tune, evaluate and deploy gpt-oss, Qwen3, DeepSeek-R1, or any open source LLM / VLM!

#32Arize-ai/phoenix

AI Observability & Evaluation

#33HKUDS/AutoAgent

"AutoAgent: Fully-Automated and Zero-Code LLM Agent Framework"

#34transformerlab/transformerlab-app

The open source research environment for AI researchers to seamlessly train, evaluate, and scale models from local hardware to GPU clusters.

#35Adam-CAD/CADAM

CADAM is the open source text-to-CAD web application

#36greyhaven-ai/autocontext

a recursive self-improving harness designed to help your agents (and future iterations of those agents) succeed on any task

#37Haervwe/open-webui-tools

Open‑WebUI Tools is a modular toolkit designed to extend and enrich your Open WebUI instance, turning it into a powerful AI workstation. With a suite of over 15 specialized tools, function pipelines, and filters, this project supports academic research, agentic autonomy, multimodal creativity, workflows, and more

#38NPC-Worldwide/incognide

Explore the unknown, build the future, own your data.

#39invergent-ai/surogate

Training/Fine-tuning at the speed of light

#40llmrb/llm.rb

The most capable AI runtime that exists in Ruby today