"In OpenOffice.org (OO.o), extra features and extensions can be distributed inside OO.o files or packaged in their own, cross-platform format. Many members of the OO.o community would like to see a full-blown extension installer fully integrated into the program. Most GNU/Linux distributors, however, see this and other non-native, application-specific installers (from the CPAN shell to the one for Firefox extensions) just as a 'cause of much annoyance and grief.'
"GNU/Linux distributions are each based on a single software management database with one update model and one standard user interface..."