view release on metacpan or  search on metacpan

etc/rules  view on Meta::CPAN

# Apps with system tray icons like to their main windows
# Give them permission.
/^Pidgin:/ allow=+activate

# MPlayer and VLC don't float by default, but should.
/MPlayer|VLC/ floating=on

# ROX puts all of its windows in the same group, so they open
# with the same tags.  Disable grouping for ROX Filer.
/^ROX-Filer:/ group=0

# Chrome looks best without titlebars IMO, also allow activation.
/Google Chrome|Chromium/ titleless=on allow=+activate