Ancestral Quest is a mainline commercial genealogy database program. Portions of AQ 3 were licensed by Incline Software to LDS in the latter party's development of PAF 4.
There are a couple of Linux alternatives:
For more details and user comments, view the versions of this application
|Version||Description||Latest Rating||Latest Wine version tested||Test results||Comments|
|12-1||This is a major update to V 11. The most noticeable feature is an "Individual" screen that allows review of all of a person's data.||Platinum||1.3.26||1||0|
|14||The best Genealogy data maintenance application for Windows. AQ is free, but unregistered copies do not have access to all features.||Gold||4.0||5||0|
|15||Modifications to support new FamilySearch website research.||Gold||4.0.1||2||0|