Personal Knowledge Management RAG Tools

Tools for building private, AI-enhanced personal knowledge bases and second brains with note-taking, document ingestion, semantic search, and RAG-powered chat over personal data. Does NOT include enterprise knowledge management, document management systems, or general note-taking apps without AI/RAG capabilities.

There are 102 personal knowledge management tools tracked. 4 score above 70 (verified tier). The highest-rated is khoj-ai/khoj at 86/100 with 33,375 stars and 27,176 monthly downloads. 8 of the top 10 are actively maintained.

Get all 102 projects as JSON

curl "https://pt-edge.onrender.com/api/v1/datasets/quality?domain=rag&subcategory=personal-knowledge-management&limit=20"

Open to everyone — 100 requests/day, no key needed. Get a free key for 1,000/day.

#	Tool	Score	Tier	Stars	Language
1	khoj-ai/khoj Your AI second brain. Self-hostable. Get answers from the web or your docs....	86	Verified	33,375	Python
2	onyx-dot-app/onyx Open Source AI Platform - AI Chat with advanced features that works with every LLM	73	Verified	17,848	Python
3	MODSetter/SurfSense Open source alternative to NotebookLM for teams. Join our Discord:...	70	Verified	13,234	Python
4	codexu/note-gen A cross-platform Markdown AI note-taking software.	70	Verified	11,062	TypeScript
5	your-papa/obsidian-Smart2Brain An Obsidian plugin to interact with your privacy focused AI-Assistant making...	61	Established	1,002	TypeScript
6	import-ai/omnibox Collect, organize, use, and share, all in OmniBox.	59	Established	1,299	Python
7	CaviraOSS/PageLM PageLM is a community driven version of NotebookLM & a education platform...	54	Established	1,508	TypeScript
8	theaiautomators/insights-lm-public Open-source, self-hosted alternative to NotebookLM. Chat with your...	54	Established	496	TypeScript
9	signerlabs/Klee Secure and local AI on your desktop with a built-in RAG knowledge base and...	53	Established	1,704	TypeScript
10	unitagain/WenShape WenShape文枢(原NOVIX写作):深度上下文感知的智能体小说创作系统	51	Established	267	Python
11	henrydaum/second-brain Second Brain is a desktop application that acts as a personal knowledge...	47	Emerging	432	Python
12	jihe520/mindpocket Open-source, free, multi-platform, one-click deploy, AI Agent–integrated...	45	Emerging	253	TypeScript
13	HITSZ-DS/CoLong-Idea-Studio Dynamic-memory-first collaborative AI framework for long-form story...	43	Emerging	110	Python
14	ErezShahaf/Lore Summon it with a keystroke, throw in anything you want to remember or ask...	40	Emerging	94	TypeScript
15	ExplosiveCoderflome/AI-Novel-Writing-Assistant 面向长篇小说创作的 AI Native 开源系统，用 Agent、世界观、写法引擎、RAG...	38	Emerging	31	TypeScript
16	mehdimin11/surf 🌊 Enhance your Go applications with Surf, a robust HTTP client library for...	35	Emerging	1	Go
17	eugeneyan/obsidian-copilot 🤖 A prototype assistant for writing and thinking	33	Emerging	558	Python
18	BiranSama/ReNovel-AI 本地化 AI 小说精修工作台🚀。内置 RAG...	33	Emerging	42	Python
19	canvas-ai/canvas-electron Context layer on top of your unstructured universe	33	Emerging	6	TypeScript
20	jetyu/NoteWizard A modern multi-platform note-taking application built with Electron,...	32	Emerging	21	JavaScript
21	HaveNiceDa/My-Notion 基于现代前端与 AI 技术栈构建的个性化 Notion 应用	29	Experimental	5	TypeScript
22	tomlin7/podcast-synthesis AI-powered platform that turns study notes into podcast episodes with two...	28	Experimental	1	TypeScript
23	stritefax2/heelixnotes Heelix Notes is an open-source notes and chat client written in Rust. Easily...	28	Experimental	8	TypeScript
24	cybaea/obsidian-vault-intelligence Obsidian vault intelligence	28	Experimental	21	TypeScript
25	Kehn-Marv/Noteon Noteon is an open-source, AI-powered note-taking app designed for students...	28	Experimental	1	TypeScript
26	zomry1/Samuraizer NotebookLM on steroids — purpose-built for security researchers.	27	Experimental	12	JavaScript
27	vishnu0120754/ReNovel-AI ✍️ Revise and enhance novels with ReNovel-AI, your smart tool for story...	26	Experimental	6	Python
28	LinklyAI/desktop-deprecated An open-source AI-powered knowledge base for your desktop	25	Experimental	6	—
29	LinMoQC/LyraNote LyraNote 是一款以 AI 为核心的研究笔记应用，面向知识工作者做“可检索的个人知识库 + AI 写作/研究助手”。	25	Experimental	4	TypeScript
30	guangtouwangba/weaver 🕸️ Open-source NotebookLM alternative with infinite canvas \| Self-hosted...	24	Experimental	2	Python
31	aviaryan/talk-notes Chat with your Obsidian notes; entirely locally	24	Experimental	11	Python
32	Saritaa2710/SurfSense 🤖 Enhance your research with SurfSense, a customizable AI agent that...	24	Experimental	2	Python
33	Spartee/arcade-obsidian Arcade Tools for using LLMs to interact with Obsidian Vault contents	23	Experimental	6	Python
34	Pro777/alcove Search your own documents locally. No server, no sign-up, no data leaves...	23	Experimental	1	Python
35	wzxsph/Novel-Claude 🚀 工业级 AI 长篇网文生成框架 \| An industrial-grade AI web novel generation framework...	23	Experimental	1	Python
36	takeshy/obsidian-llm-hub Obsidian plugin for AI chat, workflow automation, and semantic search —...	23	Experimental	1	TypeScript
37	Pavloffm/Anagnosi Local-first Personal Knowledge Base powered by RAG. Query your markdown...	23	Experimental	1	Python
38	csweichel/blackwood Your daily notes, from everywhere	23	Experimental	1	Go
39	TorchonRAG/TorchON TorchON : Optimized information retrieval application creation and...	22	Experimental	1	Python
40	sspaeti/obsidian-note-taking-assistant Local first Second Brain RAG for any Obsidian Vault (works with any...	22	Experimental	48	Python
41	rupertgermann/open-recall Privacy-focused, local-first Personal Knowledge Management powered by...	22	Experimental	3	TypeScript
42	LouisLau-art/novel-reading-assistant Spoiler-safe local reading assistant for long novels with chapter-gated...	22	Experimental	—	Python
43	qiyuqingyun/JieSheng 一个专为网络文学作者设计的现代化写作 IDE，采用 Tauri + React + TypeScript 构建	22	Experimental	—	TypeScript
44	takeshy/obsidian-local-llm-hub All-in-one local AI hub for Obsidian — LLM chat with vault tools, MCP...	22	Experimental	—	TypeScript
45	ayushraibuilds/private-second-brain 100% local AI Second Brain (Life OS) — draft notes & chat with your private...	22	Experimental	—	TypeScript
46	longregen/bookmarks A browser extension that captures web pages as bookmarks, extracts readable...	22	Experimental	—	TypeScript
47	medy-gribkov/notebooklm-clone DocChat: AI document workspace powered by LangChain RAG, Gemini embeddings,...	22	Experimental	—	TypeScript
48	dbhavery/vaultwise Knowledge Management — TF-IDF search from scratch, AI training content, quiz...	22	Experimental	—	—
49	j-annuscheit/draft2craift Local-first AI writing studio: Markdown editor + local GGUF chat, document...	22	Experimental	—	Python
50	deeptable-com/deeptable-cli The official CLI for the DeepTable API	22	Experimental	—	Go
51	BorisPeng/KingSoft-DeepNote An AI-enhanced personal knowledge management system (PKMS) featuring...	22	Experimental	—	JavaScript
52	Spitfire-Cowboy/alcove Search your own documents locally. No server, no sign-up, no data leaves...	22	Experimental	—	Python
53	0xN1/kisahari a personal journaling app where you can chat with your entries locally	22	Experimental	38	TypeScript
54	Xalwocabdi52/Helix Transform Claude into a local AI assistant for Mac that controls apps,...	22	Experimental	—	TypeScript
55	macrolit/recordkeeper Universal CLI tool for importing, processing and archival of saved...	21	Experimental	2	—
56	mohdzain98/surfmind SurfMind is a cutting-edge Chrome extension designed to enhance your...	21	Experimental	—	Python
57	abhi9ab/DeepQuest Intelligent Synthesis & Markdown Output	21	Experimental	—	TypeScript
58	guoguo-tju/write_agent AI writing assistant built with FastAPI, LangChain, LangGraph, RAG, and...	21	Experimental	32	TypeScript
59	sahlstra/living-signal The official Living Signal™ Journaling Method: A human-first system for...	20	Experimental	1	—
60	rohanbatrain/second_brain_database A comprehensive, containerized Second Brain Database built with FastAPI,...	20	Experimental	7	Python
61	0xteamCookie/Lethus Figures out what the model actually needs, and forwards a minimal context...	20	Experimental	1	TypeScript
62	carlotorniai/agentmarkb Agentic AI Knowledge Base Chrome Extension — Extract full web articles as...	20	Experimental	1	JavaScript
63	jchristn/RecallDB RecallDB is an opinionated data persistence and retrieval layer on top of...	20	Experimental	1	C#
64	UnforbiddenYet/cogninote AI-first personal knowledge base — take notes, ask questions in plain...	19	Experimental	—	TypeScript
65	HXSLtim/Nai AI小说创作系统 - 基于多Agent协作的智能小说创作平台，支持世界观管理、角色管理、大纲管理和一致性保障	19	Experimental	11	Python
66	dai282/TheModernStoic A RAG-based journaling app that uses AI to provide philosophical advice...	19	Experimental	—	HTML
67	barcia/obsidian-rag Obsidian RAG and MCP	19	Experimental	—	TypeScript
68	sengeer/underlator Desktop application for working with local LLMs	19	Experimental	—	TypeScript
69	mubi0613/SecureVault-AI A secure, privacy-first RAG knowledge base using FAISS and AES-256...	19	Experimental	—	Python
70	quanta-quest/quanta-quest AI-powered universal search for all your personal data, tailored just for...	19	Experimental	105	TypeScript
71	drewano/dodai Transformez votre navigateur en un second cerveau open-source, alimenté par...	18	Experimental	4	TypeScript
72	Charllote99/hyacinth-writer A Zero-Gravity, Local-First AI Writing Workstation. (极简、零重力、本地优先的 AI...	16	Experimental	1	HTML
73	dinraj910/KnowledgeForge-AI Production-grade Personal Knowledge AI platform that ingests private...	15	Experimental	1	TypeScript
74	leonid20000/Odin-Tabs The Odin Tabs extension is a browser extension that allows you to navigate...	15	Experimental	22	JavaScript
75	kaganerkan/Kagantic-vault-structure An Obsidian vault template with hierarchical index files and RAG-optimized...	15	Experimental	1	—
76	tianxingleo/SnapMind 截图即知识。一款集成了 OCR 与 LLM 的本地化个人知识库工具：📸 Capture screenshots, 🧠 analyze with...	15	Experimental	—	JavaScript
77	Nibir1/Aether Aether: JSON + TOON-powered, robots.txt-compliant open-web retrieval for AI...	15	Experimental	—	Go
78	iishyfishyy/please A CLI tool to convert natural language queries into terminal commands....	15	Experimental	—	Go
79	JashT14/KnowledgeVault A semantic note-taking mobile application with on-device Retrieval-Augmented...	15	Experimental	—	CMake
80	quanta-quest/quanta-quest-app AI-powered universal search for all your personal data, tailored just for...	15	Experimental	2	TypeScript
81	waifu-lab/anyknowledge Your personal AI 「KEEP」, support docx, pdf, audio, video...	15	Experimental	21	Svelte
82	rutvik29/personal-ai-kb Personal AI knowledge base: local Ollama + ChromaDB, ingest notes/PDFs/URLs,...	14	Experimental	—	Python
83	afaafhariri/mind-mate Personal journals and AI powered mental health tracking.	14	Experimental	—	TypeScript
84	manavsiddharthgupta/0Notes Open-source AI agent for study with rich notes, document chat, semantic...	14	Experimental	—	TypeScript
85	Yuvadi29/Second-Brain This is a project which is my personal vault to chat with my knowledge base.	14	Experimental	—	TypeScript
86	jpalczewski/kajet Journaling-focused RAG MCP server for Obsidian. Local embeddings, Metal GPU,...	14	Experimental	—	Rust
87	Asim00740/Kagantic-vault-structure Provide a structured template for Obsidian-style markdown vaults to improve...	14	Experimental	—	—
88	Rishav-Raj-Sinha/ObsidiAIn A fully local, privacy-first AI-powered CLI assistant for your Obsidian vault.	14	Experimental	—	Python
89	Arinaymaybhaskar/MindSage_desktop_app Mindsage is an all offline journalling app	14	Experimental	4	TypeScript
90	Jibran-7/contextforge-ai Local-first document intelligence platform with grounded question answering,...	14	Experimental	—	Python
91	maybeswapnil/botforge A modular AI-powered service for querying semantically indexed documents...	13	Experimental	2	Python
92	AVIDS2/LmNotebook LmNotebook (Origin Notes): local-first AI notebook with LangGraph agent...	12	Experimental	1	Vue
93	romanbelaire/notebook Offline-first knowledge workspace for reading, chatting with, and organizing...	12	Experimental	1	TypeScript
94	Kush52662/codexlm-docs NotebookLM-style code understanding docs workspace with source-grounded...	11	Experimental	—	TypeScript
95	hosenur/haystack Browser extension that stores your browsing history in ChromaDB and...	11	Experimental	6	TypeScript
96	palzadafiya/second-brain AI-powered personal link manager – save any URL, get an instant GPT-4...	11	Experimental	—	TypeScript
97	VinayakGawade009/EzNotes An AI-powered note-taking app built with Next.js 15, Convex, and Google...	11	Experimental	—	TypeScript
98	jabedzaman/second-brain bookmarks rag with semantic search	11	Experimental	—	TypeScript
99	ai-backend-course/notes-memory-core-rag Extends the base notes-memory-core backend into a full AI retrieval system:...	11	Experimental	—	Go
100	Project-Intuitus/Recall-OS Local-first AI document search & Q&A with citations. Index PDFs, videos,...	11	Experimental	—	Rust
101	bbiangul/opensonarx Free, open-source search engine for AI agents. Returns full content — 8x...	11	Experimental	—	Rust
102	JohannesRabauer/ai-journal A local-first, privacy-focused AI journal that analyzes your thoughts using...	11	Experimental	—	Java

Comparisons in this category

khoj and onyx (86 vs 73) khoj and SurfSense (86 vs 70) khoj and Lore (86 vs 40) onyx and SurfSense (73 vs 70) SurfSense and insights-lm-public (70 vs 54) note-gen and Klee (70 vs 53) note-gen and ReNovel-AI (70 vs 33) note-gen and AI-Novel-Writing-Assistant (70 vs 38) note-gen and NoteWizard (70 vs 32) AI-Novel-Writing-Assistant and ReNovel-AI (38 vs 33)