From Fedora Project Wiki
Default Theme Artwork Submissions
Release name for Fedora 17 has been selected: it's Beefy Miracle.
We have a special page for the submissions for general wallpaper. Please submit only one representative image per concept, you can expend your concept more at our artboard page. Don't forget to tag your concept images with f17 tag on the artboard.
Submit your wallpaper concepts here!
Supplemental Wallpaper Submissions
Supplemental wallpapers will be included in Fedora 18 again, but you can submit them already!
Submit your supplemental wallpapers here!
Release Banners Submissions
We have a special page for the submissions for release banners.
Submit your release banners concepts here!
Other Release Graphics Submissions
Release Poster
We have a special page for the submissions for release poster.
Submit your release poster concepts here!