When running Tellico from the command line, there are several options for opening data files. They may be seen by running tellico --help.

Usage: tellico [Qt-options] [KDE-options] [options] [filename]

Tellico - a collection manager for KDE

Options:
  --nofile                  Do not reopen the last open file
  --bibtex                  Import <filename> as a bibtex file
  --mods                    Import <filename> as a MODS file
  --ris                     Import <filename> as a RIS file

Arguments:
  filename                  File to open