• --version, -v: print a short version information and quit
• --retawqdir=path: the path to your retawq configuration directory. By default, the configuration directory is something like "/home/your_home/.retawq/" (depending on the environment variable "HOME"). This option allows you to use several profiles easily.
• --colors=off: don't use colors
• --colors=reverse: use black-on-white colors

You can also specify the URLs of one or two documents which will then be shown.