Best Open Source Alternatives to Microsoft To Do

Compare the best free and open-source alternatives to Microsoft To Do — self-hosted and desktop replacements you fully control, ranked by GitHub stars, license and platform support.

Curated by open-source.store · Updated August 2026 · 6 alternatives

Microsoft To Do

Proprietary SaaS

PricingFree

Platformsweb, desktop, windows, macos, mobile, ios, android

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Microsoft To Do alternatives compared

Open-source alternatives to Microsoft To Do, compared by stars, license and platform
Tool		License	Platforms	Self-hosted
Habitica	14,030	GPL-3.0	WebDockeriosandroid	Yes	Jul 2026	Visit
todo.txt	6,153	GPL-3.0	LinuxmacOSWindows	No	Jun 2026	Visit
Taskwarrior	5,982	MIT	LinuxmacOSWindows	No	Aug 2026	Visit
Tasks.org	5,446	GPL-3.0	android	No	Aug 2026	Visit
sleek	2,019	MIT	LinuxmacOSWindows	No	Aug 2026	Visit
Go For It!	0	GPL-3.0	Linux	No	—	Visit