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When vs calcurse: catalog facts
When	calcurse
Free Free software under the GPL-2.0 license.	Free Free to download, with donations accepted.
Command line	Linux, Command line
Stores calendar entries in an editable text file Lists upcoming items and prints calendar grids	Recurring appointments, all-day events and to-dos Scriptable command-line mode
Uses a command-line interface The site describes it as a minimal personal calendar	CalDAV sync is experimental Terminal interface only
Downloadable app	Downloadable app
Open source	Open source
License: GPL-2.0-only	License not stated
Not stated if an account is needed	No account needed
Not stated if it works offline	Works offline
Official website Full listing and sources Checked October 8, 2026	Official website Full listing and sources Checked September 24, 2026

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