Stop Pictures features tons of free wallpaper and screen saver images to download.
Images are arranges into dozens of thematic categories for ease of reference.
Browse through more than 6000 wallpapers dispersed throughout 100s of topical categories. Wallpapers are provided in both 800x600 and 1024x768 resolutions. Amazing Desktop Top100 ranks the Web's finest sources of free wallpapers, screensavers and clipart images according to their popularity. They also offer instructions necessary for making your own screensavers. Phantomstar Themes is a popular, well-established listing of the biggest and most popular free screensaver and desktop theme resources that can be found online.