Overview

OpenKnowledge is an IDE for co-creating markdown-based knowledge bases and documents with the agents you already use.

Claude

Cursor

Codex

OpenCode

Available as a macOS app or a local web app and CLI (for Linux, Windows, and Intel Mac).

Three layers

OpenKnowledge is three layers working together: a "WYSIWYG" editor for you, MCP and skills for agents, and markdown files underneath.

LAYER 01

Editor

A beautiful "what you see is what you get" editor for your markdown files. Supports interactive HTML and JS, Mermaid diagrams, LaTeX, Videos, PDFs, and more.

What you touch

LAYER 02

Agent tools

MCP and skills that improve agent search and discovery, and help agents ingest, organize, and maintain knowledge.

Knowledge graph

LAYER 03

Content

Plain markdown or mdx files in your project, version-controlled in git.

Your source of truth

Additional Features

"Ask AI" experience for opening your knowledge base in your favorite agent
No-code team sharing and Auto-sync powered by git/GitHub under the hood.
A built-in TUI in the desktop app for Claude and Codex
Graph and wiki link visualizations
Embeddable HTML for writing engineering specs and visualized reports.

Where to start

1Try the QuickstartInstall the desktop app and get your first agent-driven edit in under five minutes.2Setting up an editor?Use with Claude, Cursor, Codex, or OpenCode.3Set up an LLM WikiBuild a Karpathy-style LLM Wiki