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calcurse vs dstask: catalog facts
calcurse	dstask
Free Free to download, with donations accepted.	Free Free and open source under the MIT licence.
Linux, Command line	Command line
Recurring appointments, all-day events and to-dos Scriptable command-line mode	Git-based sync and undo with no sync server needed Markdown note attached to each task
CalDAV sync is experimental Terminal interface only	Requires Git and a 256-colour terminal You may need to resolve merge conflicts by hand
Downloadable app	Downloadable app
Open source	Open source
License not stated	License: MIT
No account needed	No account needed
Works offline	Works offline
Official website Full listing and sources Checked September 24, 2026	Official website Full listing and sources Checked October 2, 2026

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