Applications not visible in the software center

[Lars Seipel]

On Wed, Jul 16, 2014 at 05:14:11PM +0100, Richard Hughes wrote:
> I've uploaded an interactive page at
> http://alt.fedoraproject.org/pub/alt/screenshots/f21/failed.html

Thanks for posting that list. Quoting from there:

> Uses obsolete X11 toolkit

What are the conditions for something to be considered obsolete here?

Why is Seamonkey in that list? Does it refer to some old GTK+1 using
variant? Also some other applications that, though somewhat older, still
see active development. What is the reasoning behind blacklisting those?