match_parens(1) on Linux
The text 8452b423eccd, as Debian 13 (Trixie) shipped it.
find mismatches of various brackets and quotes
Flags it lists
-
--Help -
--help -
--latex -
--number -
--pairs -
--test -
--version -
-H -
-V -
-h -
-l -
-n -
-p