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Tracks vs Nirvana: catalog facts
Tracks	Nirvana
Free Free and open source under the GPL-2.0 licence; a paid hosted subscription is also…	Freemium Free to start, with paid features offered on top.
Web, Self-hosted	Web
Built specifically around GTD contexts and projects Can run on your own computer with its built-in server	Built directly around the GTD inbox, next actions and projects workflow Context tags for filtering tasks by place or situation
Requires a Ruby environment to self-host Interface is web-only	Less useful if you do not follow GTD Hosted service, so tasks are stored on the developer's servers
Self-hosted, Hosted service	Web application, Hosted service
Open source	Closed source
License: GPL-2.0	License not stated
Not stated if an account is needed	Account 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.