Greenshot is a free open source screenshot utility.

PicPick is an all-in-one program, primarily system tray-based, that provides a full-featured screen capture tool, an intuitive image editor, etc

Screenshot Captor is a tool for grabbing, manipulating, annotating, and sharing screenshots.

ShareX is an open source program that lets you take screenshots or screencasts of any selected area with a single key, save them in your clipboard, hard disk,…

Snagit software gives you the complete tool for screen capture and video recording on Windows and Mac.

Screenpresso screen capture allows you to grab an image or video of what you see on your computer screen, add effects, and share with anyone.