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