Looking to replace Todoist with something free and open-source? These 2 tools are the best open alternatives in 2026 — most are self-hostable, so you keep full control of your data and pay no subscription.

Click a column to sort — the best one depends on what matters to you.
| Alternative | Stars | Language | License | Last commit | In one line |
|---|---|---|---|---|---|
| Vikunja | — | — | AGPL-3.0 | — | Self-hostable to-do app with lists, kanban and Gantt. |
| Super Productivity | — | — | MIT | — | To-do list with time tracking and Pomodoro, fully local. |
Self-hostable to-do app with lists, kanban and Gantt. Its AGPL-3.0 license keeps the project and its forks open-source forever, and commercial use is allowed.
To-do list with time tracking and Pomodoro, fully local. Its MIT license is permissive — free to use commercially, embed and modify. Because it is self-hostable, your data can stay entirely on your own infrastructure.
The top open-source alternative is Vikunja — Self-hostable to-do app with lists, kanban and Gantt. The full ranked list is above.
Yes. Every tool listed is open-source and free to use; most can be self-hosted so you keep full control of your data.
Most of these tools are designed to run on your own server or machine, giving you privacy and no subscription fees.
Browse open-source replacements for dozens of popular tools — design, productivity, dev, analytics and more.
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