Windows/Mac/Linux: If you’ve been sporting the same desktop wallpaper for years, it might be time to mix it up a little. Wally is a lightweight wallpaper changer that pulls images from a wide pool of sources.

If you are worried with snoopers viewing your web files, then you should use DirProtect. As the name implies, this dead-simple tool protects your web directories by generating .htaccess and .htpassword files. All you need to do is write-in the web directory that you want to protect, set your username and password, then upload the generated files to your directory.

Paint.NET is a free, fast and powerful image editor for Windows. It’s a giant leap above Microsoft Paint and a serious alternative to bigger, bloated (for most users, at least) image editors like Photoshop or GIMP.

Image Swirl introduces a Wonder Wheel-like user interface for Google Images. The new search interface combines the Wonder Wheel experience with Google's ability to find similar images and discover faces in these images. Instead of just showing one image, the Image Swirl interface displays a stack of photos. Clicking on this stack opens up a Wonder Wheel with related images clustered around the original photo.