Jürgen Schmidt wrote:
it seems that nobody has stronger concerns against this proposal and I think no vote is necessary. I will draft a blog and a mail to our announce list that we will deprecate older package extensions with 4.0 and that we will support oxt packages only in the future.
You may also want to check that the edit I made on this wiki page http://wiki.openoffice.org/w/index.php?title=Documentation%2FDevGuide%2FExtensions%2FFile_Format&diff=214830&oldid=198302 is correct and possibly improve it. Regards, Andrea.