Open-source artificial-intelligence software

4704 open-source libraries, tools and applications tagged artificial-intelligence, ranked by how closely artificial-intelligence is their primary purpose, then by adoption and maintenance health. Each entry links to a page with sources, use cases and when to choose or avoid it.

4704 products, primary matches first, then adoption-weighted; health v2 shown.

Product	Health v2	Stars	Maturity
Meilisearch Meilisearch is a fast, open-source search engine that provides typo-tolerant full-text search, semantic and hybrid AI-powered search, and v…	91	59352	stable
FoundationAgents/OpenManus OpenManus is an open-source framework for building general-purpose AI agents, created by the MetaGPT team as an open alternative to Manus. …	66	58639	active
ultralytics/yolov5 Ultralytics YOLOv5 is a PyTorch‑based library for real‑time object detection, instance segmentation, and image classification. It provides …	66	58103	active
jamiepine/voicebox Voicebox is an open‑source, local‑first AI voice studio that lets you clone voices, generate speech in many languages, and dictate into any…	74	57872	active
Faceswap FaceSwap is an open‑source Python application that uses deep learning to detect and swap faces in images and videos. It provides both a gra…	78	57578	active
zylon-ai/private-gpt PrivateGPT is an open‑source API framework that turns locally hosted LLMs into production‑grade AI services. It provides a Claude‑style API…	90	57558	active
face_recognition face_recognition is a Python library that provides simple APIs for detecting, locating, and recognizing human faces in images. It also ship…	59	56796	active
goose Goose is an open‑source, extensible AI agent written in Rust that runs locally as a desktop app, CLI tool, and embeddable API. It connects …	86	55171	active
facebookresearch/segment-anything Segment Anything Model (SAM) from Meta AI is a promptable image segmentation foundation model that produces high-quality object masks from …	31	54993	stable
microsoft/VibeVoice VibeVoice is an open‑source framework for high‑quality text‑to‑speech and speech‑to‑text generation. It combines autoregressive and diffusi…	60	54432	active
coreyhaines31/marketingskills Marketing Skills is a JavaScript library that provides a collection of AI agent skills for marketing tasks such as SEO, copywriting, CRO, a…	78	54081	active
BMad Method BMad Method is an open‑source framework that guides agile AI‑driven software development from idea to working code. It provides CLI tools, …	87	54038	active
ChromeDevTools/chrome-devtools-mcp chrome-devtools-mcp is a TypeScript library and CLI that runs a Model-Context-Protocol (MCP) server, exposing Chrome DevTools capabilities …	81	53743	active
HKUDS/CLI-Anything CLI-Anything is a Python framework and registry (CLI-Hub) for generating and distributing agent-native command-line interfaces for arbitrar…	71	53102	active
Cherry Studio Cherry Studio is a cross‑platform desktop client that provides a unified AI workstation with smart chat, autonomous agents, and hundreds of…	88	52721	active
K-Dense-AI/scientific-agent-skills Scientific Agent Skills is a Python library that provides a collection of validated procedural skills and access to over 100 scientific dat…	80	52679	active
Academic Research Skills Academic Research Skills is a Python library of Claude Code skills that guides researchers through the full academic workflow, from questio…	83	52555	active
LlamaIndex LlamaIndex is an open‑source framework for building LLM‑powered applications that ingest, parse, and index documents. It provides tools for…	93	52325	active
justjavac/wechat-miniapp-radar MiniProgram Radar is an AI‑powered web application that helps teams evaluate, compare, and select technologies for WeChat mini‑apps. It pro…	76	51176	active
roboflow/supervision Supervision is an open‑source Python library that provides reusable utilities for building computer‑vision applications, from dataset handl…	97	51063	active
moeru-ai/airi Project AIRI is an open-source, self-hosted AI companion (waifu/virtual character) platform inspired by Neuro-sama, supporting Live2D and V…	87	50294	active
Upscayl Upscayl is a free, open‑source desktop application that uses AI models (e.g., ESRGAN) to upscale images up to 16×. It runs on Linux, macOS …	66	50054	active
Upscayl Upscayl is a free and open-source desktop application that uses AI (ESRGAN-based models) to upscale and enhance low-resolution images on Li…	66	50054	active
kepano/obsidian-skills Obsidian Skills is a collection of agent‑compatible skills that let large language model agents interact with Obsidian vaults. It provides …	59	49743	active
LocalAI LocalAI is an open‑source AI runtime that provides a single binary exposing OpenAI‑compatible APIs for text, vision, audio, and video model…	93	49392	active
LocalAI LocalAI is an open-source, self-hosted AI inference runtime that runs LLMs, vision, speech, image, and video models behind OpenAI/Anthropic…	93	49392	active
Aider Aider is a command‑line tool that lets you pair program with large language models directly in your terminal. It integrates with git, suppo…	66	49387	active
HKUDS/nanobot nanobot is an ultra‑lightweight, open‑source AI agent framework written in Python. It provides a WebUI, terminal, and chat‑app interfaces w…	82	49064	active
New API New API is a self‑hosted AI gateway written in Go that unifies access to dozens of LLM providers behind a single OpenAI‑compatible endpoint…	88	48905	active
New API New API is a self-hosted LLM gateway and AI asset management system that aggregates 30+ model providers behind a single unified endpoint. I…	88	48905	active
Qlib Qlib is an AI‑oriented quantitative investment platform written in Python. It provides end‑to‑end tools for data preparation, model trainin…	66	48694	active
exo-explore/exo exo is a Python application that turns a collection of devices (Macs, GPUs, etc.) into a distributed AI cluster for running large language …	82	47847	active
abhigyanpatwari/GitNexus GitNexus is a client‑side code intelligence engine that builds an interactive knowledge graph of any codebase directly in the browser. It a…	84	47734	active
oobabooga/textgen TextGen is an open-source desktop application for running large language models locally with full privacy and no telemetry. It provides a c…	83	47700	active
zhayujie/CowAgent CowAgent is an open‑source AI assistant and agent harness that can plan tasks, run tools and custom skills, and maintain a personal knowled…	98	47220	active
sickn33/agentic-awesome-skills AAS Core is a Python library and CLI that provides a local, agent‑first control plane for discovering, selecting, validating, and previewin…	77	47000	active
DeusData/codebase-memory-mcp codebase-memory-mcp is a high‑performance Model Context Protocol (MCP) server that indexes source code into a persistent knowledge graph. I…	83	46783	active
Milvus Milvus is a high‑performance, cloud‑native vector database designed for scalable approximate nearest neighbor (ANN) search. It provides har…	94	46356	active
LibreChat LibreChat is an open‑source, self‑hosted ChatGPT‑style web application written in TypeScript. It provides a unified UI for multiple LLM pro…	85	46021	active
LibreChat LibreChat is an open-source, self-hosted web application providing a unified ChatGPT-style interface for multiple AI providers (OpenAI, Ant…	85	46021	active
Yuan1z0825/nature-skills Nature Skills is a CLI-based skill library that provides reusable AI-powered workflows for academic writing and scientific figure generatio…	58	45766	active
emilkowalski/skills Skills is a collection of AI‑agent prompt files that encode design and animation best‑practices. It can be installed via npx and used to gu…	60	45745	active
vectorize-io/hindsight Hindsight is an open-source agent memory system that gives AI agents persistent long-term memory that learns and consolidates knowledge ove…	78	44347	active
ccxt/ccxt CCXT is a multi‑language library that provides a unified API for interacting with over 100 cryptocurrency and prediction‑market exchanges. …	94	44298	active
LifeOS Fabric is an open-source framework for augmenting humans with AI by organizing crowdsourced AI prompts (called patterns) into a modular, re…	89	44214	active
vercel-labs/agent-browser agent-browser is a fast, native Rust command‑line interface for controlling Chrome via the Chrome DevTools Protocol. It is designed for AI …	79	43781	active
Gradio Gradio is an open‑source Python library that lets you build interactive web interfaces for machine‑learning models, APIs, or any Python fun…	95	43762	active
LangGraph LangGraph is a low‑level Python library for building, managing, and deploying long‑running, stateful agents. It provides durable execution,…	92	43532	active
LangGraph LangGraph is a low-level orchestration framework and runtime for building, managing, and deploying long-running, stateful AI agents in Pyth…	92	43532	stable
DeepSpeed DeepSpeed is an open‑source deep learning optimization library that enables efficient distributed training and inference of large models. I…	98	43216	active
JustVugg/colibri Colibrì is a pure C inference engine that runs frontier Mixture-of-Experts language models by streaming weights from disk. It provides CLI …	81	42762	active
BettaFish MiroFish is a Python‑based multi‑agent AI engine that creates a high‑fidelity digital twin of real‑world scenarios. It lets users inject se…	75	42341	active
BettaFish BettaFish (微舆) is a from-scratch multi-agent public opinion analysis system in Python that monitors 30+ social media platforms, analyzes mi…	75	42341	active
chatboxai/chatbox Chatbox is a cross‑platform desktop and mobile client for interacting with LLMs such as ChatGPT, Claude, Gemini and others. It provides a G…	96	41982	active
tinyhumansai/openhuman OpenHuman is a native desktop application that provides a personal AI super‑intelligence with built‑in agent orchestration and memory manag…	78	41842	active
AstrBot AstrBot is an open-source AI agent assistant and development framework written in Python. It provides multi‑platform LLM chatbots with plug…	95	41689	active
HKUDS/DeepTutor DeepTutor is an open‑source, agentic framework that combines large language models with retrieval‑augmented generation to deliver lifelong,…	79	41457	active
facebookresearch/faiss Faiss is a C++ library (with Python wrappers) for efficient similarity search and clustering of dense vectors, supporting indexes that scal…	94	41147	stable
Hmbown/CodeWhale Codewhale is an open‑source terminal‑native coding agent written in Rust that can read, edit, and run code using any hosted or local LLM yo…	79	41097	active
lfnovo/open-notebook Open Notebook is an open-source, privacy-focused alternative to Google's Notebook LM that lets users organize multi-modal sources (PDFs, vi…	90	40397	active
datalab-to/marker Marker is an open‑source Python tool that converts PDFs and other document formats into markdown, JSON, HTML, and structured chunks. It sup…	89	40358	active
BitNet BitNet is a C++ inference framework for 1-bit large language models, providing both CPU and GPU kernels. It enables ultra‑low‑memory, high‑…	62	40295	active
PhotoPrism PhotoPrism is an AI‑powered, privacy‑focused application for browsing, organizing and sharing photos and videos. It runs as a self‑hosted w…	94	40276	active
HKUDS/LightRAG LightRAG is a Python library that implements a simple and fast Retrieval-Augmented Generation framework using graph structures and vector e…	84	40153	active
google-research/bert Google's BERT repository provides TensorFlow implementations and pre‑trained checkpoints of the Bidirectional Encoder Representations from …	10	40038	active
lyogavin/airllm AirLLM is a Python library that enables running extremely large language models on a single low‑VRAM GPU. It achieves this without quantiza…	95	39932	active
2noise/ChatTTS ChatTTS is a generative text-to-speech model optimized for conversational dialogue scenarios such as LLM assistants, supporting English and…	64	39885	active
mindsdb/mindshub MindsHub is an open‑source agent workspace that lets users run AI agents for research, analysis, content creation, and software development…	84	39759	active
QuivrHQ/quivr Quivr is an opinionated RAG (Retrieval-Augmented Generation) library, available as the quivr-core Python package, that lets developers inge…	76	39579	active
shiyu-coder/Kronos Kronos is an open‑source decoder‑only foundation model trained on financial candlestick (K‑line) data from dozens of global exchanges. It p…	50	39500	active
volcengine/OpenViking OpenViking is an open-source context database designed for AI agents. It provides a virtual filesystem interface for storing, retrieving, a…	77	39101	active
RSSNext/Folo Folo is an open-source AI-powered RSS reader that aggregates and summarizes content feeds across desktop and mobile platforms. It integrate…	85	39029	active
google/langextract LangExtract is a Python library that uses large language models to extract structured information from unstructured text. It provides preci…	85	38953	active
anthropics/financial-services A collection of reference AI agents, skills, and data connectors for financial-services workflows like investment banking, equity research,…	59	38868	active
tesseract.js Tesseract.js is a pure JavaScript library that provides OCR capabilities for over 100 languages using WebAssembly. It can run in browsers a…	64	38729	active
linshenkx/prompt-optimizer Prompt Optimizer is an AI prompt optimization tool that helps users write, refine, test, and evaluate prompts for better LLM outputs. It sh…	89	38597	active
ZuodaoTech/everyone-can-use-english Everyone Can Use English is an open-source project combining a well-known English learning book with the Enjoy app, an AI-powered language …	71	38533	active
VectifyAI/PageIndex PageIndex is a Python SDK that provides a vectorless, reasoning‑based retrieval engine for long documents. It builds a hierarchical tree in…	86	38442	active
stanfordnlp/dspy DSPy is a Python library that lets you program language models using declarative signatures instead of hand‑written prompts. It provides mo…	93	38406	active
CopilotKit/CopilotKit CopilotKit is an open‑source SDK that lets developers embed LLM‑driven agents into web, mobile and collaboration front‑ends. It provides Re…	92	37919	active
khoj-ai/khoj Khoj is a self-hostable personal AI assistant ('second brain') that answers questions from your own documents and the web using local or on…	83	37738	active
AlexsJones/llmfit llmfit is a Rust‑based command‑line and TUI tool that inspects your system’s CPU, RAM, GPU and other accelerators to recommend which open‑s…	77	37664	active
myshell-ai/OpenVoice OpenVoice is a Python library and audio foundation model for instant voice cloning, requiring only a short reference audio clip to replicat…	31	37608	active
Playwright A Model Context Protocol (MCP) server from Microsoft that exposes Playwright browser automation capabilities to LLMs and MCP clients. It le…	80	37409	active
ItzCrazyKns/Vane Vane is a self-hosted, privacy-focused AI answering engine that combines web search (via SearxNG) with LLMs to deliver cited answers. It su…	79	37362	active
google-ai-edge/mediapipe MediaPipe is an open‑source framework that provides cross‑platform, customizable machine‑learning pipelines for live and streaming media. I…	95	37288	active
SGLang SGLang is an open‑source, high‑performance serving framework for large language models and vision‑language models. It provides an OpenAI‑co…	94	37257	active
huggingface/pytorch-image-models timm (PyTorch Image Models) is a Python library that provides a large collection of state‑of‑the‑art vision models, utilities, and training…	94	37222	active
Postiz Postiz is an open-source, agentic social media scheduling platform built with TypeScript and Next.js. It lets users schedule, automate, and…	92	37199	active
songquanpeng/one-api One API is a self-hosted LLM API gateway and key management system that unifies OpenAI, Azure, Anthropic Claude, Google Gemini, DeepSeek, a…	52	37040	stable
Lightpanda Browser Lightpanda Browser is a lightweight, headless web browser built from scratch in Zig, designed for AI agents and automation tasks. It offers…	99	36755	active
Lightpanda Browser Lightpanda is a headless web browser built from scratch in Zig, designed for AI agents, automation, and web scraping rather than human rend…	99	36755	active
doocs/leetcode A comprehensive repository of LeetCode, Offer, and interview question solutions implemented in many programming languages. It serves as a r…	67	36676	active
HanLP HanLP is a multilingual natural language processing library for Python, offering a wide range of NLP tasks such as tokenization, POS taggin…	77	36510	active
jax-ml/jax JAX is a Python library that provides composable transformations such as automatic differentiation, JIT compilation, and vectorization for …	98	36460	active
reworkd/AgentGPT AgentGPT is a web application for assembling, configuring, and deploying autonomous AI agents directly in the browser. Users name a custom …	10	36296	active
DayuanJiang/next-ai-draw-io A Next.js web application that combines AI chat with draw.io diagram editing, letting users create and modify diagrams through natural lang…	87	36162	active
Langfuse Langfuse is an open‑source platform for tracing, evaluating, and monitoring LLM applications. It provides unified observability, prompt man…	94	36043	active
esengine/DeepSeek-Reasonix Reasonix is a DeepSeek-native AI coding agent that runs locally as a single Go binary. It provides a terminal‑first workflow with optional …	78	35837	active
can1357/oh-my-pi Oh My Pi is a CLI‑based AI coding agent that wires an IDE directly into the tool. It ships with dozens of LSP/DAP operations, built‑in tool…	80	35778	active