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Tracks vs tududi: catalog facts
Tracks	tududi
Free Free and open source under the GPL-2.0 licence; a paid hosted subscription is also…	Freemium Free to self-host under the MIT licence; tududi Cloud is a paid monthly or yearly…
Web, Self-hosted	Web, Self-hosted
Built specifically around GTD contexts and projects Can run on your own computer with its built-in server	Areas, projects, tasks and notes in a clear hierarchy Smart recurring tasks and subtasks
Requires a Ruby environment to self-host Interface is web-only	Hosted version requires a paid subscription The full life-management structure takes some setup
Self-hosted, Hosted service	Self-hosted, Hosted service
Open source	Open source
License: GPL-2.0	License: MIT
Not stated if an account is needed	Not stated if an account is needed
Not stated if it works offline	Not stated if it works offline
Official website Full listing and sources Checked October 2, 2026	Official website Full listing and sources Checked October 2, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.