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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.

Open-source and local-first Slack and Notion alternative that puts you in control of your data

OpenKB: Open LLM Knowledge Base

ByteRover CLI (brv) - The portable memory layer for autonomous coding agents (formerly Cipher)

Beautiful, AI-native markdown IDE and LLM wiki

This is my personal knowledge-base. Here you'll find code-snippets, technical documentation, and command reference for various tools, and technologies.

Browser extension to curate, annotate, and discuss the most valuable content and ideas on the web. As individuals, teams and communities.

Knowledge Base 慢雾安全团队知识库

AI conversations that actually remember. Never re-explain your project to your AI again. Join our Discord: https://discord.gg/tyvKNccgqN

TypeDB: Built for systems, not records

Application for Mind Mapping, Knowledge Management, Project Management. Develop, organize and communicate your ideas and knowledge in the most effective way.

One of the 'BEST' markdown preview extensions for Atom editor!

🇨🇳 OpenClaw中文用例大全 | 50个真实场景 | 国内特色 + 海外案例的国内适配 | 自动化办公·内容创作·运维·AI助理·知识管理 | 新手友好

Hackable Markdown Editor and Viewer (WIP)

Fast and beautiful note-taking app written in C++. Write down your thoughts.

Mobile first Note Taking integrated with Git

Your web application for managing personal data.

(discontinued) Your all-purpose markdown editor.

📚 The open-source, offline-first Notion, Obsidian & Confluence alternative. Advanced Markdown, multi-tenant teams, OIDC/SSO, and local S3 backups. Deploy in one command.

Framework for AI agents to build and maintain a digital brain through Obsidian wiki | Memory System for Agents

A rich text editor React component for markdown

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.

Personal AI Notebooks. Organize files & webpages and generate notes from them. Open source, local & open data, open model choice (incl. local).

A full featured Live Chat, Support & Marketing platform, alternative to Intercom, Drift, Crisp.

Claude Code plugin that generates individualized knowledge systems from conversation. You describe how you think and work, have a conversation and get a complete second brain as markdown files you own.

A modern, native macOS markdown editor

The cross-harness, self-improving memory layer for AI agents. Join our community: https://discord.com/invite/zdNChS2fBu

A minimalist command line knowledge base manager

Write Markdown with code assist and intelligence in the comfort of your favourite editor.

OP Vault ChatGPT: Give ChatGPT long-term memory using the OP Stack (OpenAI + Pinecone Vector Database). Upload your own custom knowledge base files (PDF, txt, epub, etc) using a simple React frontend.

kodbox is a file manager for web. It is a newly designed product based on kodexplorer. It is also a web code editor, which allows you to develop websites directly within the web browser.You can run kodbox either online or locally,on Linux, Windows or Mac based platforms

Powerful Markdown package for Sublime Text with better syntax understanding and good color schemes.

A self-hosted, database-less note taking web app that utilises a flat folder of markdown files for storage.

Archivy is a self-hostable knowledge repository that allows you to learn and retain information in your own personal and extensible wiki.

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。

AI-native knowledge base & Evernote/Obsidian alternative. Instant all-platform sync, rich notes (tables, mind maps, diagrams, posters), web clipper & MCP. 100% free on Cloudflare or Docker.

Hierarchical spreadsheet: a free-form data organizer that replaces outliners, mind maps and spreadsheets.

An open source issue management & help desk solution. A zendesk & jira alternative

Open-source, self-hosted customer support desk in a single binary. A lightweight alternative to Intercom, Zendesk, Chatwoot.

EasyMDE: A simple, beautiful, and embeddable JavaScript Markdown editor. Delightful editing for beginners and experts alike. Features built-in autosaving and spell checking.

A simple command line notebook

A new SOTA for RAG — an original retrieval architecture and an open-source knowledge base for humans and agents.

A simple markdown editor with preview, implemented with React.js and TypeScript.

Your Self-Hosted Knowledge Base

A plain text note-taking assistant

Translation for Trilium Notes. Trilium Notes 中文适配, 体验优化

The Context Layer for unstructured data: typed, versioned datasets over S3, GCS, Azure

Open source note-taking application for Android

A minimalist Windows desktop sticky note tool. It puts a few quiet, usable, and unobtrusive sheets of paper on your desktop. Native WPF, with support for to-dos and Markdown.——极简 Windows 桌面便签工具。让桌面上有几张安静、可用、不会打扰人的纸。WPF 原生，支持待办与 Markdown。

Agent Skills-compatible LLM wiki for Claude Code, Cursor, and Codex. Build a Karpathy-style knowledge base from raw sources, citations, and linting.