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Remind vs khal: catalog facts
Remind	khal
Free Free software under the GNU GPL version 2.	Free Free and open source.
Linux, Command line	macOS, Linux, Command line
Powerful scripting for recurring events, exceptions and holidays Output as text, PDF, PostScript or HTML	Works with CalDAV calendars Both a command-line interface and an interactive terminal UI
The scripting language takes time to learn Distributed as a source tarball	Terminal only, with no graphical interface Calendar syncing is set up separately rather than built in
Downloadable app	Downloadable app
Open source	Open source
License: GPL-2.0	License: MIT
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 October 2, 2026

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