icalfilter(1) on Linux
The text e7fd5686f4e8, as Debian 13 (Trixie) shipped it. The page shows this text now.
filter an iCalendar file based on class and/or category
Flags it lists
-
--add-category -
--category -
--class -
--not-category -
--not-class -
-C -
-P -
-c -
-p