Awesome Opensource Ai

Ray is an AI compute engine. Ray consists of a core distributed runtime and a set of AI Libraries for accelerating ML workloads.

Build and share delightful machine learning apps, all in Python. 🌟 Star to support our work!

High-performance code intelligence MCP server. Indexes codebases into a persistent knowledge graph — average repo in milliseconds. 158 languages, sub-ms queries, 99% fewer tokens. Single static binary, zero dependencies.

Build, run, and manage agent platforms.

A library for efficient similarity search and clustering of dense vectors.

Build resilient agents.

An open platform for training, serving, and evaluating large language models. Release repo for Vicuna and Chatbot Arena.

[EMNLP2025] LightRAG: Simple and Fast Retrieval-Augmented Generation

Extremely fast Query Engine for DataFrames, written in Rust

Convert PDF to markdown + JSON quickly with high accuracy

DSPy: The framework for programming—not prompting—language models

DeepTutor: Lifelong Personalized Tutoring. https://deeptutor.info/.

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

Composable transformations of Python+NumPy programs: differentiate, vectorize, JIT to GPU/TPU, and more

Your AI second brain. Self-hostable. Get answers from the web or your docs. Build custom agents, schedule automations, do deep research. Turn any online or local LLM into your personal, autonomous AI (gpt, claude, gemini, llama, qwen, mistral). Get started - free.

Self-evolving Context Database for AI Agents. Unify Agent Memory, Knowledge RAG and Skills.

open-source coding agent

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

Compress tool outputs, logs, files, and RAG chunks before they reach the LLM. 60-95% fewer tokens, same answers. Library, proxy, MCP server.

VoxCPM2: Tokenizer-Free TTS for Multilingual Speech Generation, Creative Voice Design, and True-to-Life Cloning

🤗 Diffusers: State-of-the-art diffusion models for image, video, and audio generation in PyTorch.

Qdrant - High-performance, massive-scale Vector Database and Vector Search Engine for the next generation of AI. Also available in the cloud https://cloud.qdrant.io/

Self-hosted AI coding assistant

💫 Industrial-strength Natural Language Processing (NLP) in Python

You like pytorch? You like micrograd? You love tinygrad! ❤️

The fundamental package for scientific computing with Python.

"Vibe-Trading: Your Personal Trading Agent"

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

Pretrain, finetune ANY AI model of ANY size on 1 or 10,000+ GPUs with zero code changes.

SGLang is a high-performance serving framework for large language models and multimodal models.

TimesFM (Time Series Foundation Model) is a pretrained time-series foundation model developed by Google Research for time-series forecasting.

Cognee is the open-source AI memory platform for agents. Give your AI agents persistent long-term memory across sessions with a self-hosted knowledge graph engine.

Composio powers 1000+ toolkits, tool search, context management, authentication, and a sandboxed workbench to help you build AI agents that turn intent into action.

Build Real-Time Knowledge Graphs for AI Agents

Build, deploy, and orchestrate AI agents. Sim is the central intelligence layer for your AI workforce.

Search infrastructure for AI

Memory and context engine + app that is extremely fast, scalable, and can be run fully locally. The Memory API for the AI era.

Build and run agents you can see, understand and trust.

🤗 smolagents: a barebones library for agents that think in code.

Scalable, Portable and Distributed Gradient Boosting (GBDT, GBRT or GBM) Library, for Python, R, Java, Scala, C and more. Runs on single machine, Hadoop, Spark, Dask, Flink and DataFlow

The fastai deep learning library

Label Studio is a multi-type data labeling and annotation tool with standardized output format

MLX: An array framework for Apple silicon

The open source AI engineering platform for agents, LLMs, and ML models. MLflow enables teams of all sizes to debug, evaluate, monitor, and optimize production-quality AI applications while controlling costs and managing access to models and data.

A powerful MCP toolkit for coding, providing semantic retrieval and editing capabilities - the IDE for your agent

Generative Models by Stability AI

The batteries-included agent harness.

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

An open-source AI coding agent that lives in your terminal.

Open-source AI orchestration framework for building context-engineered, production-ready LLM applications. Design modular pipelines and agent workflows with explicit control over retrieval, routing, memory, and generation. Built for scalable agents, RAG, multimodal applications, semantic search, and conversational systems.