Open-source rag software
1097 open-source libraries, tools and applications tagged rag, ranked by how closely rag 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.
1097 products, primary matches first, then adoption-weighted; health v2 shown.
| Product | Health v2 | Stars | Maturity |
|---|---|---|---|
| pydantic/logfire Pydantic Logfire is an AI observability platform built on OpenTelemetry that traces LLM calls, agent runs, and application telemetry in one… | 87 | 4512 | active |
| microsoft/LMOps A Microsoft research initiative collecting code and papers on fundamental techniques for building AI products with large language models, c… | 75 | 4484 | active |
| gptme gptme is a free, open-source personal AI agent that runs in the terminal, equipped with local tools for shell execution, code writing, file… | 98 | 4457 | active |
| modelscope/ms-agent MS-Agent is a lightweight Python framework from ModelScope for building LLM-powered agents with autonomous exploration capabilities. It sup… | 86 | 4416 | active |
| archestra-ai/archestra Archestra is an open-source, self-hosted enterprise AI platform combining an agentic chat UI, agent runtime, LLM gateway/proxy, MCP gateway… | 82 | 4386 | active |
| Doriandarko/maestro Maestro is a Python framework that uses an orchestrator LLM (originally Claude Opus) to break down objectives into sub-tasks, delegate them… | 26 | 4357 | active |
| Mike Mike is an open-source, self-hostable legal AI platform combining a Next.js frontend and Express backend for document review, drafting, and… | 77 | 4308 | active |
| ThilinaRajapakse/simpletransformers Simple Transformers is a Python library built on Hugging Face Transformers that lets users train, fine-tune, and evaluate Transformer model… | 57 | 4256 | active |
| Spark NLP Spark NLP is an open-source natural language processing library built natively on Apache Spark, providing scalable NLP annotations and tran… | 98 | 4160 | stable |
| CSGHub CSGHub is an open-source, self-hostable platform for managing the full lifecycle of LLM assets including models, datasets, spaces, and agen… | 90 | 4115 | active |
| ginobefun/BestBlogs BestBlogs.dev is an AI-powered personal reading assistant and content curation platform that aggregates articles, podcasts, videos, tweets,… | 64 | 4053 | active |
| OpenBMB/PilotDeck PilotDeck is an open-source, task-oriented AI agent productivity platform built around the concept of 'WorkSpace', developed by THUNLP, Mod… | 80 | 4031 | active |
| Lightning-AI/LitServe LitServe is a Python framework for building custom AI inference servers with full control over batching, routing, streaming, and scaling lo… | 92 | 3956 | active |
| claraverse-space/ClaraVerse ClaraVerse is a self-hosted, privacy-focused AI workspace that combines chat, multi-agent teams, a visual workflow builder, RAG document pr… | 75 | 3905 | active |
| Atmosphere Atmosphere is a portable AI agent runtime for the JVM that lets a single @Agent class run across twelve AI runtimes (Spring AI, LangChain4j… | 96 | 3821 | active |
| deanxv/coze-discord-proxy A self-hosted Go service that proxies conversations to a Coze-Bot on Discord, exposing OpenAI-compatible API endpoints (v1/chat/completions… | 55 | 3778 | stable |
| shobrook/adrenaline Adrenaline is an AI-powered assistant that answers technical questions about programming concepts, GitHub repositories, documentation, and … | 32 | 3741 | active |
| MashiroSaber03/Saber-Translator Saber-Translator is an AI-powered manga translation application that detects speech bubbles, OCRs Japanese text, translates it, inpaints th… | 83 | 3687 | active |
| Butterbase Butterbase is an open-source, AI-native backend-as-a-service platform built on Postgres, providing auth, storage, serverless functions, an … | 59 | 3687 | active |
| sligter/LandPPT LandPPT is an AI-powered presentation generation platform that turns a topic or uploaded documents (PDF, Word, Markdown, Excel, PPT) into p… | 80 | 3611 | active |
| HolmesGPT/holmesgpt HolmesGPT is an open-source AI agent (CNCF Sandbox project) that investigates production incidents and finds root causes by querying live o… | 88 | 3604 | active |
| truera/trulens TruLens is a Python library for evaluating and tracking LLM-based applications and AI agents. It provides OpenTelemetry-native tracing of e… | 99 | 3601 | active |
| SkyworkAI/DeepResearchAgent DeepResearchAgent is a Python framework for hierarchical multi-agent systems that combines a top-level planning agent with specialized lowe… | 63 | 3552 | active |
| EverMind-AI/MSA MSA (Memory Sparse Attention) is a Python framework for end-to-end trainable sparse latent-memory attention that scales LLM context to 100M… | 50 | 3520 | active |
| any4ai/AnyCrawl AnyCrawl is a Node.js/TypeScript web crawler and scraping service that converts websites into LLM-ready markdown/JSON data and extracts str… | 85 | 3477 | active |
| aiming-lab/MetaClaw MetaClaw is a continual meta-learning framework that lets an LLM agent evolve from real conversations, combining skill synthesis from failu… | 63 | 3460 | active |
| modelscope/evalscope EvalScope is a Python framework from the ModelScope community for evaluating large language models, vision-language models, embedding model… | 91 | 3454 | active |
| superlinked/sie SIE (Superlinked Inference Engine) is an open-source, self-hosted inference server and production cluster that serves 100+ open models (emb… | 95 | 3414 | active |
| NovaSky-AI/SkyThought SkyThought is the open-source repository behind Sky-T1, a family of reasoning language models trained for under $450, including training sc… | 22 | 3401 | active |
| Intelligent-Internet/ii-agent II-Agent is an open-source (Apache-2.0) AI agent framework for building and deploying intelligent assistants that execute complex multi-ste… | 62 | 3391 | active |
| giancarloerra/SocratiCode SocratiCode is a codebase context engine distributed as an MCP server, Claude Code plugin, and VS Code extension that indexes code, depende… | 82 | 3336 | active |
| Bytez-com/docs Bytez is a serverless model inference platform offering a unified API with a single key to run 175k+ open and closed-source AI models (LLMs… | 53 | 3329 | active |
| LLM-as-a-Verifier A Python framework that uses LLM token logprobs to produce fine-grained verification scores for agent trajectories without additional train… | 59 | 3322 | active |
| Mercury Agent Mercury Agent is a soul-driven AI assistant that runs 24/7 from the CLI, Telegram, Discord, Slack, Signal, or web, with 40+ permission-hard… | 81 | 3315 | active |
| neomjs/neo Neo.mjs is a JavaScript frontend framework built on a multi-threaded web-workers architecture, now evolving into an AI-driven engineering p… | 95 | 3295 | active |
| rag-web-ui/rag-web-ui RAG Web UI is a self-hosted intelligent dialogue application that builds Q&A systems over your own knowledge base using Retrieval-Augmented… | 65 | 3294 | active |
| Snailclimb/interview-guide An open-source AI-powered interview platform built with Spring Boot 4.1, Java 25, Spring AI 2.0, React, PostgreSQL/pgvector, and Redis. It … | 59 | 3292 | active |
| TanStack/ai TanStack AI is a type-safe, provider-agnostic TypeScript SDK for building AI applications with streaming chat, tool calling, agents, struct… | 81 | 3213 | active |
| liyown/ai-trend-publish TrendPublish is a TypeScript-based automated content pipeline for WeChat Official Accounts that scrapes multiple sources (Twitter/X, RSS, s… | 77 | 3210 | active |
| dosco/graphjin GraphJin is a Go compiler and runtime that turns GraphQL queries into optimized, policy-checked SQL across many databases, files, and APIs,… | 95 | 3204 | active |
| Paicoding Community Platform Paicoding (技术派) is an open-source community/forum platform built on Spring Boot, MyBatis-Plus, MySQL, Redis, Elasticsearch, MongoDB, Rabbit… | 74 | 3193 | active |
| Filimoa/open-parse Open Parse is a Python library that visually parses complex documents (primarily PDFs) into semantically meaningful chunks for LLM and RAG … | 61 | 3148 | active |
| SeekDB seekdb is an AI-native search database from OceanBase that unifies relational, vector, full-text, JSON, and GIS data in a single MySQL-comp… | 78 | 3142 | active |
| datascale-ai/opentalking OpenTalking is an open-source Python framework for building real-time AI digital-human (talking avatar) conversation products. It orchestra… | 62 | 3131 | active |
| docarray/docarray DocArray is a Python library for representing, transmitting, storing, and retrieving multimodal data such as text, images, audio, and video… | 10 | 3125 | active |
| QwenLM/Qwen-MM-Plugins A collection of native multimodal plugins (Skills plus optional MCP servers) for Qwen models that make any agent harness multimodal-native.… | 57 | 3110 | active |
| spiceai/spiceai Spice.ai OSS is a portable Rust runtime (~140 MB binary) that combines federated SQL querying, accelerated data materialization, full-text … | 94 | 3103 | active |
| robert-mcdermott/ai-knowledge-graph A Python CLI tool that uses an LLM to extract Subject-Predicate-Object triplets from unstructured text documents and renders them as an int… | 84 | 3088 | active |
| Nutlope/self.so Self.so is an open-source web application that turns a resume or LinkedIn profile into a professional personal website in one click. It use… | 62 | 3085 | active |
| TheBlewish/Automated-AI-Web-Researcher-Ollama A Python application that turns a locally-run Ollama LLM into an automated web research assistant. Given a single query, it generates focus… | 63 | 3017 | active |
| Erupt Erupt is an annotation-driven Java framework for Spring Boot that turns annotated JPA entity classes into full-featured admin pages with ze… | 98 | 3013 | active |
| confident-ai/deepteam DeepTeam is an open-source Python framework for red teaming LLM systems, AI agents, RAG pipelines, and chatbots. It simulates adversarial a… | 65 | 3005 | active |
| ulab-uiuc/LLMRouter LLMRouter is an open-source Python library that intelligently routes queries to the most suitable LLM based on task complexity, cost, and p… | 62 | 2995 | active |
| abhinavxd/libredesk Libredesk is an open-source, self-hosted omnichannel customer support desk shipped as a single Go binary with a Vue frontend. It unifies li… | 89 | 2994 | active |
| michaelfeil/infinity Infinity is a high-throughput, low-latency serving engine that exposes text-embedding, reranking, CLIP, CLAP and ColPali models via an Open… | 59 | 2966 | active |
| 0xemmkty/QuantMuse A Python-based quantitative trading system combining factor analysis, ML models, and LLM-powered market analysis with real-time market data… | 33 | 2964 | active |
| ErlichLiu/DeepClaude DeepClaude is a self-hostable service that chains DeepSeek R1's reasoning output with Claude Sonnet or Gemini models to produce a combined … | 48 | 2928 | active |
| moltis-org/moltis Moltis is a secure, self-hosted personal AI agent server written in Rust that ships as a single binary with sandboxed execution, multi-prov… | 75 | 2867 | active |
| goniszewski/grimoire Grimoire is a local-first, self-hosted bookmark manager for saving, extracting, and searching web content, with optional AI-powered summari… | 95 | 2866 | active |
| physical-superintelligence-lab/Psi0 Psi-Zero (Ψ₀) is an open vision-language-action (VLA) foundation model for dexterous humanoid loco-manipulation, combining a Qwen3-VL backb… | 59 | 2859 | active |
| spcl/graph-of-thoughts Official Python implementation of the Graph of Thoughts (GoT) framework from ETH Zurich, which models complex problem-solving as a Graph of… | 48 | 2840 | active |
| sahibzada-allahyar/YC-Killer A collection of open-source, enterprise-grade AI agents intended as free alternatives to commercial Y Combinator startups. It includes a de… | 61 | 2828 | active |
| datachain-ai/datachain DataChain is a Python library that turns unstructured files in S3, GCS, and Azure into typed, versioned datasets queryable at warehouse spe… | 87 | 2827 | active |
| 1Panel-dev/CordysCRM Cordys CRM is an open-source AI-powered customer relationship management system by Fit2Cloud, covering the full lead-to-cash (L2C) sales li… | 86 | 2801 | active |
| rom1504/clip-retrieval A Python toolkit for computing CLIP embeddings for images and text and building a semantic search/retrieval system on top of them. It inclu… | 52 | 2797 | active |
| filip-michalsky/SalesGPT SalesGPT is an open-source, context-aware AI sales agent built with LLMs that automates sales outreach across voice, email, SMS, and messag… | 21 | 2778 | active |
| Spider Spider is a concurrency-first web crawler and scraper written in Rust that streams pages as they arrive, renders JavaScript only when neede… | 83 | 2747 | active |
| codedogQBY/ReadAny ReadAny is a local-first, AI-powered cross-platform e-book reader for desktop and mobile. It combines RAG-based chat with your books, hybri… | 79 | 2738 | active |
| simonlin1212/Vibe-Research Vibe-Research is an open-source, local-first personal AI investment research dashboard for China A-shares (plus US and HK stocks), built wi… | 81 | 2725 | active |
| secretflow/secretflow SecretFlow is a unified Python framework for privacy-preserving data analysis and machine learning. It layers cryptographic devices (MPC, H… | 62 | 2713 | active |
| ZHZisZZ/dllm dLLM is a Python library that unifies training, inference, and evaluation of diffusion language models such as LLaDA and Dream. It builds o… | 56 | 2699 | active |
| openai/openai-dotnet The official .NET library for accessing the OpenAI REST API, generated from the OpenAPI specification in collaboration with Microsoft. It p… | 85 | 2694 | active |
| georgia-tech-db/evadb EvaDB is a Python database system for building AI-powered applications, exposing a SQL API that queries structured data, videos, and unstru… | 10 | 2674 | active |
| openlake-project/openlake OpenLake is a high-performance distributed storage engine written in Rust (built on io_uring, RDMA, and GPUDirect) designed to feed GPUs du… | 78 | 2662 | active |
| Pinvou/pinvou-agent Pinvou Agent is an open-source, local-first desktop AI agent workspace built with Rust and Tauri that combines chat, file operations, perso… | 67 | 2645 | active |
| firecrawl/open-agent-builder Open Agent Builder is a visual, no-code workflow builder for creating AI agent pipelines powered by Firecrawl web scraping. It provides a d… | 35 | 2639 | active |
| Zafer-Liu/Data-Analysis-Agent An LLM-powered conversational data analysis agent that lets users connect data sources (Excel/CSV files, databases, Feishu tables) and ask … | 79 | 2608 | active |
| Agent-Field/agentfield AgentField is an open-source AI backend that lets you build, deploy, and govern AI agents like APIs and scale them like microservices. It p… | 79 | 2605 | active |
| apache/hamilton Apache Hamilton is a lightweight Python library for defining directed acyclic graphs (DAGs) of data transformations as plain, testable Pyth… | 89 | 2603 | active |
| taoshihan1991/goflylivechat GOFLY LIVE CHAT is an open-source, self-hosted customer support live chat system written in Go with a VueJS frontend. It supports real-time… | 47 | 2591 | active |
| apache/burr Apache Burr is a Python framework for building stateful applications that make decisions, such as chatbots, agents, and simulations, using … | 90 | 2567 | active |
| samanhappy/mcphub MCPHub is a self-hosted hub that centrally manages multiple Model Context Protocol (MCP) servers and exposes them through unified Streamabl… | 84 | 2567 | active |
| ArnasDon/wacrm wacrm is a self-hostable, MIT-licensed CRM template for WhatsApp built on the official WhatsApp Business API, offering a shared team inbox,… | 60 | 2560 | active |
| data-infra/cube-studio CubeStudio is an open-source, cloud-native, all-in-one AI platform covering the full machine learning lifecycle (MLOps/MaaS/LLMOps), includ… | 75 | 2546 | active |
| Perplexity API Platform The official Model Context Protocol (MCP) server for the Perplexity API Platform, exposing real-time web search, reasoning, and research to… | 62 | 2541 | active |
| docmd-io/docmd docmd is a zero-configuration documentation compiler that turns a folder of Markdown files into a static documentation website, client-side… | 81 | 2516 | active |
| xusenlinzy/api-for-open-llm A Python server that exposes open-source large language models (LLaMA, ChatGLM, Qwen, Baichuan, Falcon, etc.) behind an OpenAI-compatible A… | 21 | 2459 | active |
| iliane5/meridian Meridian is an open-source AI-powered news intelligence system that scrapes hundreds of RSS sources, clusters and analyzes articles with LL… | 28 | 2437 | active |
| Prism Prism is a Laravel package providing a unified, fluent interface for working with Large Language Models across providers like OpenAI, Anthr… | 63 | 2423 | active |
| learnhouse/learnhouse LearnHouse is a next-generation open-source learning management system (LMS) for creating, sharing, and selling educational content. It com… | 100 | 2404 | active |
| spacedriveapp/spacebot Spacebot is an opinionated AI agent harness written in Rust for teams, communities, and multi-user environments, deployable as a single sel… | 73 | 2400 | active |
| OpenGVLab/InternVideo InternVideo is a series of open-source video foundation models for multimodal video understanding, spanning generative and discriminative l… | 69 | 2393 | active |
| Cicada000/VV A Python application that indexes video clips of a public figure (mainly from the TV show 'This Is China') by combining face recognition (d… | 32 | 2387 | active |
| heshengtao/comfyui_LLM_party A ComfyUI plugin providing a comprehensive set of nodes for building LLM agent workflows, including MCP server support, RAG/GraphRAG, TTS, … | 62 | 2384 | active |
| Bionic Bionic is an open-source, self-hosted enterprise AI platform written in Rust that provides a ChatGPT-like workspace with agentic runtime, R… | 91 | 2383 | active |
| uptrain-ai/uptrain UpTrain is an open-source Python platform for evaluating and improving LLM applications, offering 20+ preconfigured evaluation checks cover… | 23 | 2366 | active |
| IBM/AssetOpsBench AssetOpsBench is an open-source benchmark and framework from IBM for building, orchestrating, and evaluating domain-specific AI agents for … | 65 | 2362 | active |
| vearch/vearch Vearch is a cloud-native distributed vector database for efficient similarity search of embedding vectors, supporting hybrid vector and sca… | 76 | 2331 | active |
| Open-Curiosity/gini-agent Gini Agent is a personal AI agent runtime that remembers conversations, learns skills from task outcomes, and exposes chat, CLI, web, and m… | 69 | 2294 | active |
| YFGaia/dify-plus Dify-Plus is an enterprise-enhanced fork of the Dify LLM application platform, adding a management center built on gin-vue-admin plus enter… | 69 | 2250 | active |