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Software · Office & notes

OpenTodoList

OpenTodoList is a task management program, available on Windows, macOS, Linux, Android and iOS: reminders and due dates, Markdown support.

  • Completely free
  • Windows, macOS, Linux, Android and iOS
  • Open source

Overview

OpenTodoList is a task management program, available on Windows, macOS, Linux, Android and iOS.

Features described in its Flathub listing: reminders and due dates, Markdown support.

Services and protocols mentioned: WebDAV, Nextcloud and ownCloud.

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
  • “Todo list and note taking application” — Flathub, 10 November 2026
  • “Schedule items by setting due dates on them” — Flathub, 10 November 2026
  • “Use Markdown in item titles and descriptions to format text as you like” — Flathub, 10 November 2026

At a glance

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

Its licence (GPL-3.0+) is a copyleft open source licence: you may use, study, modify and redistribute it, including commercially; modified versions must keep the same licence.

Strengths

  • Open source code
  • Commercial use allowed

About

OpenTodoList is a todo list and note taking application. It is available for Linux, macOS and Windows as well as on Android. Your information can be shared across devices to keep everything up date date, where ever you go. Organize todo lists, notes and other items in libraries Synchronize out-of-the-box with NextCloud, ownCloud and other WebDAV servers Use sync clients of your choice to synchronize with arbitrary services Schedule items by setting due dates on them Use Markdown in item titles and descriptions to format text as you like

Description from Flathub — AppStream (Flathub)

Sources and checks

  • Facts collected from Official plan pages (pricing, licence, terms) (commercial use) —
  • Facts collected from Unspecified source (platforms) —
  • Facts collected from Flathub (credit card, publisher, licence, free status, platforms, commercial use, version) —
  • Last technical check: 8 November 2026
  • Description from Flathub — AppStream (Flathub)

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