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Best RAG Tools

RAG (retrieval-augmented generation) connects your documents and data to LLMs. Browse frameworks and platforms below, then compare top picks for stack fit.

Open compare table Related: Best LLM Chat Tools · Best Coding Agent Tools · Best Open Source AI Tools · Best AI Automation Tools

Top tools

480 tools · sorted by quality

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AIfred-Intelligence

🤵 AIfred-Intelligence — self-hosted Multi-Agent Assistant with Debate Modes (Symposion/Tribunal), Voice (STT + Streaming-TTS), RAG with Lon...

Score 88 GitHub stars 37 Open source
gleann

A lightweight, high-performance AI/RAG workspace and autonomous agent framework implemented in Go. Inspired by the Leann RAG backend archite...

Score 88 GitHub stars 37 Open source
Psi-RAG

[ICML'26] Hierarchical Abstract Tree for Cross-Document Retrieval Augmented Generation

Score 88 GitHub stars 36 Open source
synkora-ai

Open-source AI agent platform for building, deploying, and managing AI teammates. Role-based agents (PM, Engineer, Support, Marketing) with...

Score 88 GitHub stars 35 Open source
AIAgentsBootcamp

Build and deploy powerful AI agents using LangChain, RAG, Langgraph, and GPT – from beginner to advanced.

Score 88 GitHub stars 35 Open source
unified-kg-rag-on-aws

AWS-native knowledge graph RAG framework unifying two graph-retrieval methodologies — Microsoft GraphRAG community summarization and LightRA...

Score 88 GitHub stars 35 Open source
loop-engineering

A fact-checked knowledge base on Boris Cherny's 'loop' methodology for running Claude Code.

Score 88 GitHub stars 35 Open source
Way-of-Heaven-Agent

这个项目为两件事而生,重心是学AI代理:把RAG、引用校验、最大工具循环这些机制零框架亲手写一遍,再配一个「学习中心」把每个机制讲成课;其次是学...

Score 88 GitHub stars 34 Open source
astromesh

Multi-model AI agent runtime. Define agents in YAML, route each role to a model, orchestrate with 7 patterns (ReAct, Plan & Execute, Fan-Out...

Score 88 GitHub stars 34 Open source
MindBase

Turn your Bilibili favorites and cloud documents into a chat-ready personal knowledge base. Agentic RAG with ASR transcription, Milvus vec...

Score 88 GitHub stars 33 Open source
ynab-mcp-server

Local MCP server for YNAB with read-only defaults, full API coverage, safe write controls, and support for budgets, transactions, categories...

Score 88 GitHub stars 33 Open source
openwebu-work

Production-ready Open WebUI extensions, including Tools, Filters, Pipes, Actions, and Events for agent workflows, RAG, learning, automation,...

Score 88 GitHub stars 33 Open source
lore-weave

Open-source AI co-author for novelists & world-builders. ✍️ Canon-safe writing · RAG lore glossary · polyglot translation · BYOK multi-LLM....

Score 88 GitHub stars 32 Open source
AIDocumentLibraryChat

A project to show howto use SpringAI with Ollama to chat with the documents in a library. Documents are stored in a normal/vector database....

Score 87 GitHub stars 31 Open source
AgentHub

Production-ready multi-agent platform delivering orchestration, session governance and audit capabilities. Stack: Go/Python/Rust microservic...

Score 87 GitHub stars 30 Open source
RAG-LCC

Experimental RAG playground for exploring retrieval quality, corpus construction, and filter-chain design. Features configurable ranking and...

Score 87 GitHub stars 30 Open source
jarvis

Self-hosted autonomous AI agent for Linux — multi-LLM, real desktop control (VNC), WhatsApp, RAG knowledge base, sandboxed security layer, O...

Score 87 GitHub stars 28 Open source
storage_ballast_helper

Cross-platform Rust daemon that prevents disk-full incidents for AI coding workloads using predictive pressure control, safe artifact cleanu...

Score 87 GitHub stars 28 Open source
IHUI-AI

Eight-platform full-stack AI operating system - unifies 176 LLMs via LangGraph + MCP + A2A. Multi-tenant RLS over 340 tables, RAG knowledge...

Score 87 GitHub stars 28 Open source
awesome-foundry-nextgen

Hands-on labs for Microsoft Foundry - Azure's unified PaaS for enterprise AI. Notebooks + Bicep covering provisioning, agents (incl. hosted...

Score 87 GitHub stars 27 Open source
m3-memory

Local-first Memory Framework for AI Agents · 99.2% LongMemEval-S retrieval @ k=10 · Supports Claude · Antigravity · LangChain · Hermes · Gem...

Score 87 GitHub stars 25 Open source
console

Open-source, self-hosted AI gateway for multi-tenant orgs: OpenAI-compatible LLM routing, RAG & vector stores, MCP hub, GPU fleet (MIG slici...

Score 87 GitHub stars 24 Open source
run402

Full-stack backend infrastructure for AI agents: Postgres, auth, storage, serverless functions and atomic deploys. TypeScript SDK, CLI and M...

Score 87 GitHub stars 24 Open source
aiplane

croit AIplane — one plane for all your AI. Self-hosted AI infrastructure connecting applications and users with models, agents, tools and en...

Score 87 GitHub stars 23 Open source
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