As for xpaint, ...
As I mentioned earlier in this thread, it is already there in ATRPMs
[1]. Some souls in #fedora-devel had expressed some doubts over
bringing it into Fedora due to its seemingly unmaintained status, but
if it is really _that_ useful we can always do it.
Cheers,
Debarshi
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[1]
http://atrpms.net/dist/f10/xpaint/