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Software · Office & notes

TideMind

A living second brain that connects everything you think with — your AI agents, your notes, and beyond.

  • Completely free
  • macOS
  • Open source
  • No account

Overview

TideMind is a note-taking program, available on macOS.

Features described on its official website and in its GitHub repository: offline use and Markdown support.

Overview written by LicitPro from the documentation published by the authors and the cited sources; we have not tried the resource ourselves.

Excerpts that establish this information
  • “A living second brain that connects everything you think with — your AI agents, your notes, and beyond.” — GitHub, 10 November 2026
  • “Local-first, MCP-native.” — official website, 10 November 2026
  • “All data lives in a single SQLite file on your machine, exportable to Markdown anytime.” — official website, 10 November 2026

At a glance

All of TideMind is free: no feature is locked behind a paid plan, and its code is open.

Its licence (MIT) is a permissive open source licence: use, modification and redistribution are allowed, including in commercial projects.

Strengths

  • Open source code
  • No account needed
  • Commercial use allowed

Sources and checks

  • Facts collected from GitHub (credit card, account, source code, publisher, licence, free status, platforms, commercial use) —
  • Last technical check: 7 November 2026
  • Description from github.com — Dépôt GitHub SawyerHan-AI/TideMind (MIT)

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