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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

459 tools · sorted by quality

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memorizz

MemoRizz: A Python library serving as a memory layer for AI applications. Leverages popular databases and storage solutions to optimize memo...

Score 94 GitHub stars 767 Open source
local-rag

Ingest files for retrieval augmented generation (RAG) with open-source Large Language Models (LLMs), all without 3rd parties or sensitive da...

Score 94 GitHub stars 762 Open source
hippo-memory

Biologically-inspired memory for AI agents. Decay, retrieval strengthening, consolidation. Zero runtime deps, SQLite, MCP. Benchmarked retri...

Score 94 GitHub stars 756 Open source
slopo

Embedding-based discovery of duplicated logic for projects too large or messy to maintain reliably

Score 94 GitHub stars 752 Open source
nimble

New and extensible file format for storage of large columnar datasets.

Score 94 GitHub stars 736 Open source
langgraph-course

Hands-on LangGraph course repo for building production-grade LLM agents with Agentic RAG, ReAct, and reflection workflows.

Score 94 GitHub stars 727 Open source
nucliadb

NucliaDB, The AI Search database for RAG

Score 94 GitHub stars 721 Open source
onWatch

Track AI API quotas across Synthetic, Z.ai, Anthropic (Claude Code), Codex, GitHub Copilot & Antigravity in real time. Lightweight backgroun...

Score 94 GitHub stars 715 Open source
SkillCorpus

Open-source infrastructure that turns scattered SKILL.md files into curated, retrieval-ready agent-skill corpora—with retrieval and evaluati...

Score 94 GitHub stars 663 Open source
Nubase

🔥🔥🔥 Turn AI-written code into real apps. Nubase is an open-source, AI-native backend platform for AI Coding, agentic applications, and mo...

Score 94 GitHub stars 660 Open source
ai-dial-core

The main component of AI DIAL, which provides unified API to different chat completion and embedding models, assistants, and applications

Score 94 GitHub stars 658 Open source
deja-vu

Memory for coding agents. Indexes the sessions 20 agents already wrote to disk, including months from before you installed it, and recalls t...

Score 94 GitHub stars 656 Open source
openchatbi

OpenChatBI is an intelligent chat-based BI tool powered by large language models, designed to help users query, analyze, and visualize data...

Score 94 GitHub stars 654 Open source
LarAgent

Power of AI Agents in your Laravel project

Score 94 GitHub stars 641 Open source
CookHero

CookHero是一个基于 LLM + RAG + Agent + 多模态的智能饮食与烹饪管理平台,支持智能菜谱查询、个性化饮食计划、AI 饮食记录、营养分析、Web 搜索增强...

Score 94 GitHub stars 627 Open source
ai-memory-vault

Give your AI a real, persistent memory. The open-source system plus templates that turn an Obsidian vault into your AI's working memory. No...

Score 94 GitHub stars 592 Open source
web-builder

AI 驱动 UI 生成和发布的低代码平台,基于TailwindCss,通过拖拽可视化快速构建现代化响应式UI、动态自定义组件、多主题、多语言的网站应用。AI-power...

Score 94 GitHub stars 582 Open source
haiku.rag

Opinionated agentic RAG powered by LanceDB, Pydantic AI, and Docling

Score 94 GitHub stars 577 Open source
EnterpriseRAG-Bench

Dataset and benchmark for RAG on company internal documents.

Score 94 GitHub stars 566 Open source
smg

Engine-agnostic LLM gateway in Rust. Full OpenAI & Anthropic API compatibility across vLLM, TRT-LLM, TokenSpeed, SGLang, OpenAI, Gemini & mo...

Score 94 GitHub stars 544 Open source
wdoc

Summarize and query from a lot of heterogeneous documents. Any LLM provider, any filetype, advanced RAG, advanced summaries, scriptable, etc

Score 94 GitHub stars 543 Open source
agent_learning

A systematic AI Agent development tutorial covering LLM agents, RAG, tool use, memory systems, multi-agent systems, LangChain, LangGraph, MC...

Score 94 GitHub stars 543 Open source
caura

Caura (formerly MemClaw) — governed shared memory for AI agent fleets. Multi-agent, multi-tenant, MCP-native. Trust tiers, keystone policies...

Score 94 GitHub stars 534 Open source
VectorHub

Deprecated historical repo. Superlinked now develops SIE, a self-hosted inference engine for embeddings, reranking, OCR, extraction, and doc...

Score 94 GitHub stars 530 Open source
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