Unofficial Windows 7 Wallpaper Pack by maoractive

winsvn-wppb
Windows 7 wallpaper by 24charlie

Windows Seven by Youness-toulouse

Windows Se7en Pack 1 by Frnak
1280×1024, 1024×768, 800×600, as well as widescreen 1680×1050 and 1920×1200.

9Wallpapers
1280×800

Windows 7 Imagination by Gigacore
Windows 7 Imagination wallpaper is created using other two wallpapers, vista trends and windows home server wallpaper.

Windows 7 Energize by WindowsNET

Windows 7 by rehsup

Windows [...]