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Mnemo

Your personal archive for AI chat conversations: all local, organized and searchable.

platform
macOS
stack
Tauri 2, React, SQLite, Tantivy
license
MIT
install
brew install --cask illegalstudio/tap/mnemo

Overview

Mnemo is a desktop app that gathers your conversations from Claude, ChatGPT, Perplexity and Grok into one private archive. Capture a chat with the bookmarklet or the browser extension, or paste it as Markdown: if it is already in the archive, Mnemo spots it and asks whether to update it or create a new entry.

Everything stays on your machine, with no accounts and no cloud: a SQLite database, attachments and a Tantivy search index in the app data directory. If you want, the Claude Code or Codex CLI you have configured writes a title, a summary and tags for each chat.

What it does

  • Chats from Claude, ChatGPT, Perplexity and Grok
  • Capture via bookmarklet, browser extension or pasted Markdown
  • Optional titles, summaries and tags from Claude Code or Codex
  • Folders and tags, full-text search with Tantivy
  • Attachments copied into a portable archive
  • One-click zip snapshots with atomic restore

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