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6 min read

Obsidian as the Brain of Claude

A Markdown vault becomes persistent memory for Claude Desktop and Claude Code — Git-versioned, GDPR- and BSI-C5-compliant.

  • obsidian
  • claude-code
  • claude-desktop
  • mcp
  • vault
  • knowledge-management
  • persistent-memory
  • skills
  • git
  • compliance
  • eu-ai-act
  • danic-ai-os

A Markdown vault becomes persistent long-term memory for Claude Desktop and Claude Code. Via MCP both reach into the same vault — same context, same knowledge, shared across sessions, days, and tools. Versioned through Git, runs entirely local or in your own cloud storage, GDPR- and BSI-C5-clean by construction. This field guide covers the concept (why Markdown beats a vector DB for many use cases), the solo and team setup, the upkeep routines that keep the vault from entropy, and the maintenance scripts the DANIC team uses. A practice-stack for anyone who wants Claude to do useful work beyond toy demos — without depending on cloud memory services.

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