Awesome Opensource Ai

Build, run, and manage agent platforms.

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

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

Extremely fast Query Engine for DataFrames, written in Rust

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

Convert PDF to markdown + JSON quickly with high accuracy

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

Build resilient agents.

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

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.

open-source coding agent

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

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

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

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

ChatDev 2.0: Dev All through LLM-powered Multi-Agent Collaboration

Self-hosted AI coding assistant

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

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

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/

The fundamental package for scientific computing with Python.

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

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.

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

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

Build Real-Time Knowledge Graphs for AI Agents

Search infrastructure for AI

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

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

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

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

The fastai deep learning library

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

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.

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

MLX: An array framework for Apple silicon

Generative Models by Stability AI

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.

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

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

The batteries-included agent harness.

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.

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

SoTA open-source TTS

Distribute and run LLMs with a single file.

Implementation of Vision Transformer, a simple way to achieve SOTA in vision classification with only a single transformer encoder, in Pytorch

Fast and memory-efficient exact attention