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Priority Matrix alternatives · To-Do Lists

Open-source alternatives to Priority Matrix

Priority Matrix is not described as open source on its own site. 27 of the 123 other to-do list apps in this directory are open source, according to their own sites.

Priority Matrix has a free plan. Paid plans start at $12 per user / month, billed annually ($15 billed monthly). All of them are free or have a free plan.

27 tools · Listings checked up to Oct 9, 2026 · Where the facts come from

The 12 closest to Priority Matrix

  1. ToDoList

    Free, open-source task outliner for Windows with Gantt and kanban

    • ToDoList is free. Priority Matrix starts at $12 per user / month, billed annually ($15 billed monthly).
    • Only Priority Matrix lists a web app.
    • Only Priority Matrix lists macOS, iOS and Android apps.
    • Only Priority Matrix lists a browser extension.
    ToDoList pricing and details

  2. Super Productivity

    Free, open-source to-do app with time tracking and a Pomodoro timer

    • Super Productivity is free. Priority Matrix starts at $12 per user / month, billed annually ($15 billed monthly).
    • Only Super Productivity lists a Linux app.
    • Only Priority Matrix lists a browser extension.
    • Super Productivity is open source, according to its own site.
    Super Productivity pricing and details

  3. Vikunja

    Open-source task manager to self-host or use as a paid cloud

    • Vikunja starts at €4 per month, or €40 billed yearly (Vikunja Cloud Personal). Priority Matrix starts at $12 per user / month, billed annually ($15 billed monthly).
    • Only Vikunja lists a Linux app.
    • Only Priority Matrix lists an iOS app.
    • Only Priority Matrix lists a browser extension.
    Vikunja pricing and details

  4. Tasks.org

    Open-source Android to-do list with CalDAV and Google Tasks sync

    • Tasks.org starts at $0.99 per year (name-your-price subscription). Priority Matrix starts at $12 per user / month, billed annually ($15 billed monthly).
    • Only Tasks.org lists a Linux app.
    • Only Priority Matrix lists a web app.
    • Only Priority Matrix lists an iOS app.
    Tasks.org pricing and details

  5. Taskwarrior

    Free, open-source to-do list manager for the command line

    • Taskwarrior is free. Priority Matrix starts at $12 per user / month, billed annually ($15 billed monthly).
    • Only Taskwarrior lists a Linux app.
    • Only Priority Matrix lists a web app.
    • Only Priority Matrix lists Windows, iOS and Android apps.
    Taskwarrior pricing and details

  6. Todo.txt

    Plain-text to-do list format with an open-source command-line tool

    • Todo.txt is free. Priority Matrix starts at $12 per user / month, billed annually ($15 billed monthly).
    • Only Todo.txt lists a Linux app.
    • Only Priority Matrix lists a web app.
    • Only Priority Matrix lists iOS and Android apps.
    Todo.txt pricing and details

  7. Planify

    Free, open-source task manager for the Linux desktop

    • Planify is free. Priority Matrix starts at $12 per user / month, billed annually ($15 billed monthly).
    • Only Planify lists a Linux app.
    • Only Priority Matrix lists a web app.
    • Only Priority Matrix lists macOS, Windows, iOS and Android apps.
    Planify pricing and details

  8. Mindwtr

    Free, open-source GTD task manager for desktop and mobile

    • Mindwtr is free. Priority Matrix starts at $12 per user / month, billed annually ($15 billed monthly).
    • Only Mindwtr lists a Linux app.
    • Only Priority Matrix lists a web app.
    • Only Priority Matrix lists a browser extension.
    Mindwtr pricing and details

  9. HamsterBase Tasks

    Open-source, local-first task manager with encrypted sync

    • HamsterBase Tasks starts at $20 per year (Pro). Priority Matrix starts at $12 per user / month, billed annually ($15 billed monthly).
    • Only HamsterBase Tasks lists a Linux app.
    • Only Priority Matrix lists a browser extension.
    • HamsterBase Tasks is open source, self-hostable and end-to-end encrypted, according to its own site.
    HamsterBase Tasks pricing and details

  10. Kanri

    Offline kanban board app for Windows, macOS and Linux

    • Kanri is free. Priority Matrix starts at $12 per user / month, billed annually ($15 billed monthly).
    • Only Kanri lists a Linux app.
    • Only Priority Matrix lists a web app.
    • Only Priority Matrix lists iOS and Android apps.
    Kanri pricing and details

  11. jtx Board

    Android app for journals, notes and tasks with CalDAV sync

    • jtx Board starts at $0.99 to $3.49 per item, in-app purchase on Google Play (basis not shown). Priority Matrix starts at $12 per user / month, billed annually ($15 billed monthly).
    • Only Priority Matrix lists a web app.
    • Only Priority Matrix lists macOS, Windows and iOS apps.
    • Only Priority Matrix lists a browser extension.
    jtx Board pricing and details

  12. Cfait

    Offline-first CalDAV task manager for terminal, desktop and Android

    • Cfait is free. Priority Matrix starts at $12 per user / month, billed annually ($15 billed monthly).
    • Only Cfait lists a Linux app.
    • Only Priority Matrix lists a web app.
    • Only Priority Matrix lists an iOS app.
    Cfait pricing and details

15 more that are open source

All 27 in one table

Common questions

Is there an open-source alternative to Priority Matrix?

Yes. ToDoList, Super Productivity, Vikunja, Tasks.org, Taskwarrior, Todo.txt, Planify, Mindwtr and 19 more are open source, according to their own sites.

Is Priority Matrix open source?

Priority Matrix is not described as open source on its own site. The listing was checked on Oct 6, 2026 against the pages it cites.

When was this checked?

Each listing shows its own date. On this page they run from Oct 5, 2026 to Oct 9, 2026. Vendors change prices and plans without notice, so confirm on their site before you buy.

This page is built from the listings. A tool is here because its listing says so, and the order is how close each is to Priority Matrix: the alternatives its listing names first, then the tools that share the most features with it.