Version 1.4.1 has been released. Changelog here. Go to the download section to get it.
What is genext2fs you ask? Simply, it generates an ext2 filesystem as a normal (i.e. non-root) user. It doesn't require you to mount the image file to copy files on it. It doesn't even require you to be the superuser to make device nodes or set group/user ids.
Go get the latest version in the
If you want bugfixes and nicer features though, you will have to grab the source from cvs and build it yourself. Visit this page for info on how to do that.
The best way to handle bugs/patches/questions/comments/etc... is to use the mailing lists.