Smaug6739 / Alexandrie
📚 The open-source, offline-first Notion, Obsidian & Confluence alternative. Advanced Markdown, multi-tenant teams, OIDC/SSO, and local S3 backups. Deploy in one command.
Smaug6739 / Alexandrie
TriliumNext / Trilium
Build your personal knowledge base with Trilium Notes
virgiliojr94 / book-to-skill
Turn any technical book PDF into a Claude Code skill — ready to study, reference, and use while you work.
iamgio / quarkdown
🪐 Markdown with superpowers: from ideas to papers, presentations, websites, books, and knowledge bases.
AgriciDaniel / claude-obsidian
Self-organizing AI second brain for Obsidian + Claude Code. Drop any source and Claude reads, links, and files it into one connected knowledge graph of plain Markdown you own. AI note-taking, personal knowledge management (PKM), and an open-source Notion alternative. Based on Karpathy's LLM Wiki pattern.
haiwen / seafile
Beyond file syncing and sharing, a new way to organize your files with extensible file properties and flexible views
codexu / note-gen
Capture first. Organize later. A local-first Markdown app that turns scattered records into clear notes with AI.
silverbulletmd / silverbullet
The malleable knowledge base for you and your team. Powered by Markdown and Lua.
breferrari / obsidian-mind
A self-organizing Obsidian vault that gives AI coding agents persistent memory.
eugeniughelbur / obsidian-second-brain
Persistent memory for Claude Code, Codex and 6 other AI agents, stored as plain markdown in your Obsidian vault. New: Crew, one shared logbook so Claude Code, Codex, Cursor and Grok Bot know what each other did. 48 commands: semantic search, self-rewriting notes, key-less research, scheduled agents.
NateBJones-Projects / OB1
Open Brain — The infrastructure layer for your thinking. One database, one AI gateway, one chat channel — any AI plugs in. No middleware, no SaaS.
inkeep / open-knowledge
Beautiful, AI-native markdown IDE and LLM wiki
freeplane / freeplane
Application for Mind Mapping, Knowledge Management, Project Management. Develop, organize and communicate your ideas and knowledge in the most effective way.
basicmachines-co / basic-memory
AI conversations that actually remember. Never re-explain your project to your AI again. Join our Discord: https://discord.gg/tyvKNccgqN
SamurAIGPT / llm-wiki-agent
A personal knowledge base that builds and maintains itself. Drop in sources — Claude (or Codex/Gemini) reads them, extracts knowledge, and maintains a persistent interlinked wiki. Works with Claude Code, Codex, OpenCode, Gemini CLI. No API key needed.
zmister2016 / MrDoc
mrdoc,online document system developed based on python. It is suitable for individuals and small teams to manage documents, wiki, knowledge and notes. 觅思文档，适合于个人和中小型团队的在线文档、AI知识库系统。
goniszewski / grimoire
Bookmark manager for the wizards 🧙
codedogQBY / ReadAny
AI-powered cross-platform e-book reader with semantic search, RAG chat, local vector store, notes, TTS, and WebDAV sync.
trustgraph-ai / trustgraph
The Semantic Agent Governance Platform
dvorka / mindforger
Thinking notebook and Markdown editor.
tiddly-gittly / TidGi-Desktop
TidGi is an privacy-in-mind, automated, auto-git-backup, freely-deployed knowledge management Desktop note app, based on Tiddlywiki, with REST API for web-clipping and Anki connect. 「 太记 」是一个基于「 太微 TiddlyWiki 」的知识管理桌面应用，能保护隐私内容、高级自动化、自动Git云备份、部署为博客，且可通过RESTAPI与Anki等应用连接。（迭代开发中欢迎试用，开发进度见下方链接）(Under active development, see website below for details)
steven-jianhao-li / zotero-AI-Butler
【Zotero AI 管家】调用大模型，自动精读论文库里的论文，总结为Zotero笔记。支持主流大模型平台！您只需像往常一样把文献丢进 Zotero， 管家会自动帮您精读论文，将文章揉碎了总结为笔记，让您“十分钟完全了解”这篇论文！
iwe-org / iwe
Markdown knowledge graph — LSP for your editor, CLI + MCP memory for your AI agents
axoviq-ai / synthadoc
Synthadoc: An open-source LLM knowledge compilation engine that turns raw documents into structured, local-first wikis. A transparent, human-readable alternative to traditional RAG, which can be self-managed and self-improved without the use of any tools.
protegeproject / protege
Protege Desktop
feenkcom / gtoolkit
Glamorous Toolkit is the Moldable Development Environment. It empowers you to make systems explainable through contextual micro tools.
aakarim / OpenLore
A minimal, extensible, agent-native knowledge repository that keeps shared context current and inspectable
RobRoyce / knowledge
Knowledge is a tool for saving, searching, accessing, exploring and chatting with all of your favorite websites, documents and files.
huytieu / COG-second-brain
Self-evolving second brain with 35 AI skills, 10 agents, and people CRM. Closed-loop harness: a V-model verification lifecycle where the worker never grades its own homework. Plus paired anti-slop design skills for marketing and product UI. Works with Claude Code, Cursor, Kiro, Gemini CLI, Codex.
hhyqhh / inno-agent
An open-source personal learning agent with three-layer memory (learner profile / wiki knowledge base / cross-conversation recall), a proactive scheduler, personal IM channels, and a workspace-scoped Practice Lab — built on the Pi SDK.
chubbyguan / chubbyskills
把中文全渠道内容（抖音 / B站 / 小红书 / 公众号 / X / 播客）采集进个人知识库的 14 个 AI Skill：图文存图、视频转文字稿、字幕优先免 GPU、RSS/YouTube 订阅调度与每日情报简报，附带知识库 MCP server。｜ Ingest Chinese content into your personal knowledge base — image/video routing, subtitle-first transcription, feed subscriptions with daily digests, and a KB MCP server.
brettkromkamp / contextualise
Contextualise is an effective tool particularly suited for organising information-heavy projects and activities consisting of unstructured and widely diverse data and information resources
undefined-ui / second-brain-os
An AI second brain that maintains itself. Full guide, starter vault, agent skills and scripts for a self-organizing knowledge base in Claude Code and Obsidian.
Anil-matcha / open-spaces
Free, open-source alternative to ChatGPT Spaces: a self-hostable AI workspace for shared pages and conversations.
Robinson-AI-Lab / FridayOS1.0
FridayOS 1.0｜鲁滨逊实验室的开源实践项目：从个人 AI 第二大脑出发，探索更亲和人的 Agent OS，让知识、经验与人机协作逐步连接。
riponcm / projectmem
Open-source coding agents memory. Records issues, attempts, fixes and decisions, then warns your agent before it repeats an approach that already failed. Native MCP server for Claude Code, Cursor, Antigravity and Codex. 100% local, no cloud, no telemetry. MIT.
coreyhaines31 / makerskills
AI agent skills for the personal operator's craft — decisions, research, second-brain, content rotation, scenario modeling, and meta-skills to author more. Works with Claude Code, Codex, Cursor.
IncarnaMind / IncarnaMind
Free, open-source desktop app for macOS, Windows & Linux to write, ask, check and compare across your own documents. Fact-check a draft or report against PDFs, Word, Excel & PowerPoint, with every answer citing the exact page. Compare hundreds of contracts in one table. Meeting transcription. Works with ChatGPT, Claude or your API key.
rahilp / second-brain-cloudflare
One memory layer, every AI tool. Store anything once — recall it in Claude, ChatGPT, Cursor, or any MCP client. Self-hosted on Cloudflare's free tier.
memex-lab / memex
Open-source, local-first AI journal app for iOS and Android. Capture text, photos, and voice — AI agents organize them into timeline cards and insights. Your data stays on your device. Bring your own LLM (OpenAI, Claude, Gemini, Ollama, and more).
pskoett / self-improving-agent
Self-improvement skill for OpenClaw. It captures learnings, errors, and feature requests to support continuous improvement across sessions. It is a agent knowledge skill made for the skill marketplace
GD4AI / obsidian-llm-wiki
Karpathy's LLM Wiki implementation plugin for Obsidian - turns notes and PDFs into a linked, LLM-powered knowledge base with entity pages, concept pages, graph-powered Q&A, and local-first privacy.
kdsz001 / OpenWiki
OpenWiki — Mac desktop AI knowledge management tool. Capture clipboard, build personal wiki, get AI insights.
SemanticMediaWiki / SemanticMediaWiki
🔗 Semantic MediaWiki turns MediaWiki into a knowledge management platform with query and export capabilities
KimGLee / Cambium
Governance standard and reference toolset for LLM-maintained knowledge corpora
winstonkoh87 / Athena-Public
Local-first memory, decision engine, and governance harness for AI agents — portable across IDEs. Own the state. Rent the intelligence.
zosmaai / pi-llm-wiki
Self-maintaining, Obsidian-compatible knowledge base for pi — turn raw sources into an interlinked wiki that compounds. Native Open Knowledge Format (OKF) v0.2.
mindmuxai / brain.md
A persistent, file-based memory layer for coding agents — give Claude Code, Codex & others a project brain (durable decisions, requirements, constraints) via a zero-dependency CLI.
cropflre / nowen-note
开源自托管笔记与私有知识库，支持 Markdown/富文本、AI 写作、思维导图、任务管理、全文搜索、多级笔记本和 Docker 一键部署。
Lumen-Labs / brainapi2
BrainAPI is a knowledge graph–powered AI memory layer that transforms unstructured data into structured knowledge, enabling intelligent search, recommendations, and contextual memory for AI agents and applications.
rockbenben / LearnData
开源笔记模板，一键部署个人知识库和博客 | 开源工具、效率方法、心理学探索的自我提升笔记
smartscanapp / smartscan-android
Turn your images and videos into a personal knowledge base
davekilleen / Dex
Your AI Chief of Staff — a personal operating system starter kit that adapts to your role. No coding required.
halofyai / halofy
Halofy is the open access and governance layer for AI agents across your organization. Identity, policy, provenance, audit, and signed erasure.
crow-hq / llm-wiki-v2
Turn your documents into a Markdown wiki you can read, that answers with citations. Works with any LLM provider, Ollama included. CROW classifier routing: 89% right note vs 62%, 2.1× faster ingest, 68% fewer tokens.
chenkanglin198904 / Personal_External_Brain
Not another ChatGPT wrapper. This is a local-first tool that turns your notes, web pages, PDFs and audio/video into a personal knowledge graph — running entirely on your own machine.
slow-stack / mneme
🧠 The memory that dreams — cross-session memory for DeepSeek Harness. Local SQLite + Markdown mirrors, autoDream consolidation, 4-way recall (keyword/vector/BM25/entity), and a memory panel. 10 model tools, MCP server, CLI.
memoket / memoket-kite
An open-source, vector-free long-term memory engine for AI agents, achieving SOTA on LoCoMo and LongMemEval with significantly less context.
bybit-exchange / kaas
Turn scattered notes, docs and transcripts into a queryable Markdown wiki — an LLM knowledge-base compiler with MCP access, no embeddings, self-hosted.
Awaker-OTE / readingspace-mn
Reading Space MN — a reading workflow plugin for MarginNote 4.