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Taskwarrior vs calcurse: catalog facts
Taskwarrior	calcurse
Free Free and open-source software.	Free Free to download, with donations accepted.
Command line	Linux, Command line
Fast, keyboard-only task management Projects, tags and priorities for organizing work	Recurring appointments, all-day events and to-dos Scriptable command-line mode
Command line only, no graphical interface Learning the filter syntax takes some time	CalDAV sync is experimental Terminal interface only
Downloadable app	Downloadable app
Open source	Open source
License not stated	License not stated
No account needed	No account needed
Works offline	Works offline
Official website Full listing and sources Checked October 2, 2026	Official website Full listing and sources Checked September 24, 2026

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