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OmniFocus alternatives · To-Do Lists

Open-source alternatives to OmniFocus

OmniFocus 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.

OmniFocus is a paid product with a free trial, starting at $74.99 one-time for a v4 Standard license, or $99.99 per year by subscription. 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 OmniFocus

  1. HamsterBase Tasks

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

    • HamsterBase Tasks starts at $20 per year (Pro). OmniFocus starts at $74.99 one-time for a v4 Standard license, or $99.99 per year by subscription.
    • HamsterBase Tasks has a free plan. OmniFocus does not, though it has a free trial.
    • Only HamsterBase Tasks lists Windows, Linux and Android apps.
    • HamsterBase Tasks is open source and self-hostable, according to its own site.
    HamsterBase Tasks pricing and details

  2. Donetick

    Open-source task and chore manager for households and groups

    • Donetick starts at $4.99 per month, or $39.99 per year (Donetick Plus, US App Store). OmniFocus starts at $74.99 one-time for a v4 Standard license, or $99.99 per year by subscription.
    • Donetick has a free plan. OmniFocus does not, though it has a free trial.
    • Only Donetick lists an Android app.
    • Only OmniFocus lists a macOS app.
    Donetick pricing and details

  3. Snaptick

    Free, open-source Android daily planner with a pomodoro timer

    • Snaptick is free. OmniFocus starts at $74.99 one-time for a v4 Standard license, or $99.99 per year by subscription.
    • Snaptick has a free plan. OmniFocus does not, though it has a free trial.
    • Only Snaptick lists an Android app.
    • Only OmniFocus lists a web app.
    Snaptick pricing and details

  4. Super Productivity

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

    • Super Productivity is free. OmniFocus starts at $74.99 one-time for a v4 Standard license, or $99.99 per year by subscription.
    • Super Productivity has a free plan. OmniFocus does not, though it has a free trial.
    • Only Super Productivity lists Windows, Linux and Android apps.
    • Super Productivity is open source, according to its own site.
    Super Productivity pricing and details

  5. 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). OmniFocus starts at $74.99 one-time for a v4 Standard license, or $99.99 per year by subscription.
    • Vikunja has a free plan. OmniFocus does not, though it has a free trial.
    • Only Vikunja lists Windows, Linux and Android apps.
    • Only OmniFocus lists an iOS app.
    Vikunja pricing and details

  6. 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). OmniFocus starts at $74.99 one-time for a v4 Standard license, or $99.99 per year by subscription.
    • Tasks.org has a free plan. OmniFocus does not, though it has a free trial.
    • Only Tasks.org lists Android, Windows and Linux apps.
    • Only OmniFocus lists a web app.
    Tasks.org pricing and details

  7. Taskwarrior

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

    • Taskwarrior is free. OmniFocus starts at $74.99 one-time for a v4 Standard license, or $99.99 per year by subscription.
    • Taskwarrior has a free plan. OmniFocus does not, though it has a free trial.
    • Only Taskwarrior lists a Linux app.
    • Only OmniFocus lists a web app.
    Taskwarrior pricing and details

  8. Todo.txt

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

    • Todo.txt is free. OmniFocus starts at $74.99 one-time for a v4 Standard license, or $99.99 per year by subscription.
    • Todo.txt has a free plan. OmniFocus does not, though it has a free trial.
    • Only Todo.txt lists Linux and Windows apps.
    • Only OmniFocus lists a web app.
    Todo.txt pricing and details

  9. Planify

    Free, open-source task manager for the Linux desktop

    • Planify is free. OmniFocus starts at $74.99 one-time for a v4 Standard license, or $99.99 per year by subscription.
    • Planify has a free plan. OmniFocus does not, though it has a free trial.
    • Only Planify lists a Linux app.
    • Only OmniFocus lists a web app.
    Planify pricing and details

  10. ToDoList

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

    • ToDoList is free. OmniFocus starts at $74.99 one-time for a v4 Standard license, or $99.99 per year by subscription.
    • ToDoList has a free plan. OmniFocus does not, though it has a free trial.
    • Only ToDoList lists a Windows app.
    • Only OmniFocus lists a web app.
    ToDoList pricing and details

  11. tududi

    Open-source task and life organizer to self-host or use hosted

    • tududi starts at €5 per person / month, or €50 per person / year (tududi Cloud). OmniFocus starts at $74.99 one-time for a v4 Standard license, or $99.99 per year by subscription.
    • tududi has a free plan. OmniFocus does not, though it has a free trial.
    • Only OmniFocus lists macOS and iOS apps.
    • tududi is open source and self-hostable, according to its own site.
    tududi pricing and details

  12. Mindwtr

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

    • Mindwtr is free. OmniFocus starts at $74.99 one-time for a v4 Standard license, or $99.99 per year by subscription.
    • Mindwtr has a free plan. OmniFocus does not, though it has a free trial.
    • Only Mindwtr lists Windows, Linux and Android apps.
    • Only OmniFocus lists a web app.
    Mindwtr pricing and details

15 more that are open source

All 27 in one table

Common questions

Is there an open-source alternative to OmniFocus?

Yes. HamsterBase Tasks, Donetick, Snaptick, Super Productivity, Vikunja, Tasks.org, Taskwarrior, Todo.txt and 19 more are open source, according to their own sites.

Is OmniFocus open source?

OmniFocus is not described as open source on its own site. The listing was checked on Oct 4, 2026 against the pages it cites.

When was this checked?

Each listing shows its own date. On this page they run from Oct 4, 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 OmniFocus: the alternatives its listing names first, then the tools that share the most features with it.