Print the help message which lists all command-line options with a short description of each one.

Print a list of command-line options showing correct syntax for use.

Print the Inkscape version number and exit. The version number is also available internally from Help → About Inkscape.

Do not use X server. Doesn't seem to play well with --verb.

Usage: inkscape -f FILENAME.

Give filename(s) to open upon start-up or for use with other options. The option string (-f or --file) need not be used.

Print the Inkscape extension directory and exit. Useful for knowing where to install new extensions and checking which ones are included.

Call verb when Inkscape opened. If more than one --verb given, they will be called in order.

Print a list of all verb ids.

Select object with given id.

Remove the unused definitions from the <defs> section(s) of an SVG file. Also available internally with the File → Vacuum Defs command. See the section called “Vacuuming Files”. This option does not create a new file but makes the changes in place.