Lightshot is the fastest way to take a customizable screenshot. Simple interface, nothing useless and light weight.

Back In Time is a file backup tool.

iSpy is an open source camera security software.

Easy Screen Capture and Annotation is a screenshot tool.

Flamory saves a copy of every web page or file that you see on your screen.

Yawcam is short for Yet Another WebCAM software. The main ideas for Yawcam are to keep it simple and easy to use but to include all the usual features.

Rsnapshot is a filesystem snapshot utility based on rsync.