Basic Memory: an MCP server that gives AI a Markdown memory store
The open-source MCP server saves Claude's notes as a local Markdown knowledge graph and works with Claude Code, Codex, Cursor, ChatGPT and other MCP clients.
IT IS BECOMING F*CKING SCARY: CLAUDE NOW REMEMBERS EVERY PROJECT YOU'VE EVER WORKED ON, AND THE WHOLE MEMORY IS JUST A FOLDER ON YOUR DISK it's called Basic Memory. 4,200 stars on GitHub, open source you know that moment you open a new Claude session and burn the first 10 minutes re-explaining your project, your decisions and the bug you fixed last week? this kills it Basic Memory is an MCP server that gives Claude a second brain made of plain markdown files Claude takes notes while you work. every note has 2 parts: → observations: [bug], [fix], [decision], [idea] → relations: wikilinks like [[api-client]] and [[bug-4471]] the links stitch every note into a knowledge graph next session, Claude doesn't start from 0. it calls 3 tools: > search_notes → finds notes by meaning, not just keywords > build_context → follows the links and pulls in everything connected > write_note → saves what it learned today and it's not a black box. open the same folder in Obsidian or VS Code. edit a note yourself and Claude sees the change local-first. plain text. 0 lock-in works with Claude Code, Claude Desktop, Codex, Cursor, VS Code, ChatGPT and anything that speaks MCP 1 line for Claude Code: claude mcp add basic-memory -- uvx --prerelease=allow basic-memory mcp (local is free under AGPL. optional paid cloud if you want sync across devices) give it 1 project and 1 week. then open the folder and read what Claude knows about you repo below
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