Late reply, sorry. I went with reprepro to maintain my apt repo. It's nice, but has one major drawback which may be a showstopper, depending on your use case.

Late reply, sorry. I went with reprepro to maintain my apt repo. It's nice, but has one major drawback which may be a showstopper, depending on your use case. It can only keep one version of a package at a time in each distribution.