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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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py-gpt

Desktop AI Assistant powered by GPT-6, GPT-5, Gemini, Claude, Ollama, Grok, DeepSeek, Perplexity, chat, agents, vision, voice, RAG, image an...

Score 96 GitHub stars 1,938 Open source
full-stack-ai-agent-template

Full-stack AI app generator — FastAPI + Next.js with AI Agents, RAG, streaming, auth, and 20+ integrations out of the box.

Score 96 GitHub stars 1,906 Open source
grepai

Semantic Search & Call Graphs for AI Agents (100% Local)

Score 96 GitHub stars 1,880 Open source
nodeterm

Node-based terminal manager for AI coding agents — tmux-backed terminals and parallel agent sessions as draggable nodes on an infinite pan/z...

Score 96 GitHub stars 1,880 Open source
video-search-and-summarization

NVIDIA AI Blueprint for video search and summarization (VSS) is a GPU-accelerated reference architecture for building video analytics agents...

Score 96 GitHub stars 1,874 Open source
robustmq

Communication infrastructure for the AI era — one binary, one broker, one storage layer, any protocol

Score 96 GitHub stars 1,816 Open source
WFGY

WFGY is heading toward WFGY 5.0 Polaris Protocol, a major open-source release for AI reasoning, RAG, agents, and real-world workflows. Inclu...

Score 96 GitHub stars 1,794 Open source
neo-chat

A local-first AI chat workspace for models, agents, skills, plugins, search, RAG, voice, memory, and artifacts.

Score 96 GitHub stars 1,795 Open source
LLPhant

LLPhant - A comprehensive PHP Generative AI Framework using OpenAI GPT 4. Inspired by Langchain

Score 96 GitHub stars 1,709 Open source
langchain-course

A project-based course repository for developing AI agents using LangChain v1+ and LangGraph: search agents, RAG systems, reflection agents,...

Score 96 GitHub stars 1,678 Open source
trench

Trench — Open-Source Analytics Infrastructure. A single production-ready Docker image built on ClickHouse, Kafka, and Node.js for tracking e...

Score 96 GitHub stars 1,663 Open source
Controllable-RAG-Agent

This repository provides an advanced Retrieval-Augmented Generation (RAG) solution for complex question answering. It uses sophisticated gra...

Score 96 GitHub stars 1,625 Open source
mhabit

Open-source Flutter habit tracker with smart scoring, WebDAV sync, local-first storage, privacy-focused design, and support for Android, iOS...

Score 96 GitHub stars 1,581 Open source
generative_ai_with_langchain

Build production-ready LLM applications and advanced agents using Python, LangChain, and LangGraph. This is the companion repository for the...

Score 96 GitHub stars 1,424 Open source
Awesome-RAG

😎 Awesome list of Retrieval-Augmented Generation (RAG) applications in Generative AI.

Score 96 GitHub stars 1,375 Open source
nocturne_memory

A lightweight, rollbackable, and visual Long-Term Memory Server for MCP Agents. Say goodbye to Vector RAG and amnesia. Empower your AI with...

Score 96 GitHub stars 1,371 Open source
langchain-rust

🦜️🔗LangChain for Rust, the easiest way to write LLM-based programs in Rust

Score 96 GitHub stars 1,349 Open source
attackgen

AttackGen is a cybersecurity incident response testing tool that leverages the power of large language models and the comprehensive MITRE AT...

Score 95 GitHub stars 1,244 Open source
langchain

Elixir implementation of a LangChain style framework that lets Elixir projects integrate with and leverage LLMs.

Score 95 GitHub stars 1,201 Open source
GPT-RAG

Enterprise-grade accelerator for agentic RAG on Azure. Built on Microsoft Foundry with Foundry IQ as the default retrieval backend, Microsof...

Score 95 GitHub stars 1,177 Open source
innovation-lab-examples

80+ production-ready AI agent examples in Python — build autonomous agents, multi-agent systems and agentic AI with uAgents, ASI:One, MCP, A...

Score 95 GitHub stars 1,145 Open source
fess

Open-source, self-hosted enterprise & site search server built on OpenSearch. Crawls web / file / DB / cloud sources, 20+ languages, REST AP...

Score 95 GitHub stars 1,139 Open source
stride-gpt

An AI-powered threat modeling tool that leverages OpenAI's GPT models to generate threat models for a given application based on the STRIDE...

Score 95 GitHub stars 1,130 Open source
KnowNote

A local-first AI knowledge base & NotebookLM alternative built with Electron. More convenient, more lightweight, and understands you better!

Score 95 GitHub stars 1,101 Open source
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