Free, open-source alternatives to Things 3

Paid task manager for Apple devices. 3 apps you can run yourself instead of Things 3, sorted by how well they replace it. Each one is open source, so your data stays with you.

  1. VikunjaBest match

    The to-do app to organize your life.

    5.7k starsAGPL-3.0, GPL-3.0Updated 12 October 2026
  2. Super Productivity

    Advanced todo list app with integrated timeboxing and time tracking capabilities. Integrates with Jira, GitHub, GitLab, Redmine and OpenProject.

    22.8k starsMITUpdated 12 October 2026
  3. tududi

    Task management tool with hierarchical structure, smart recurring tasks, and seamless Telegram integration.

    3.4k starsMITUpdated 13 October 2026

Side by side

AppStarsLicenseActivityRuns on
Vikunja5,706AGPL-3.0, GPL-3.0Go
Super Productivity22,788MITDocker
tududi3,431MITDocker

Why replace Things 3?

Things 3 works, but your data lives in someone else's account, the price can change at any time, and features can disappear. An open-source app you run yourself is yours: you choose where it runs, who can see the data, and when to update.

Questions

What is the best free alternative to Things 3?

Vikunja is the closest open-source replacement for Things 3 in our list. Super Productivity and tududi are worth a look too, depending on what you need.

Can I self-host an alternative to Things 3?

Yes. All 3 apps on this page are open source and can run on your own server, usually with Docker, or on a managed host that installs them for you.