Greenshot - Greenshot is a free and open source screenshot tool that allows annotation and highlighting using the built-in image editor.
ShareX - ShareX is a free and open source program that lets you capture or record any area of your screen...
MWSnap - MWSnap is basically a free to use Windows snapping tools that are used for snapping any part of the screen that is currently displaying on the front of all opened programs and windows.
Awesome Screenshot - Capture the whole page or any portion, annotate it with rectangles, circles, arrows, lines and...
FastStone Capture - A powerful, lightweight, yet full-featured screen capture tool that allows you to easily capture...
BrowseShot - BrowseShot lets you capture a PNG of the full scrollable area of a website.