Feature freeze
UI Freeze
At this point all UI changes need to be integrated into the code base. Last strings for translation will be handed over to localization teams. For OpenOffice.org this is usually 9 weeks before a release.
Feature Freeze
At this point all new features need to be integrated into the code base. All features must have been completed to ensure that there is enough time to review them before the next release and incorporate feedback. For OpenOffice.org this is usually 9 weeks before a release.
UI/Feature Freeze
Nowadays we use a combined UI and Feature Freeze at the same date. At this date all UI changes and all new features have to be integrated into the code base. Last translation will be handed over to translation teams. All features must have been completed to ensure that there is enough time to review them before the next release and incorporate feedback. For OpenOffice.org this is usually 9 weeks before a release.