Greenshot - Greenshot is a free and open source screenshot tool that allows annotation and highlighting using the built-in image editor.
Nimbus Screenshot - Take screenshots and record video from your screen
ShareX - ShareX is a free and open source program that lets you capture or record any area of your screen...
Evernote Web Clipper - Clip, don't bookmark. Web Clipper is a browser extension that lets you save any web page, article, or image into Evernote. Download now.
LightShot - The fastest way to take a customizable screenshot.
ilos - ilos is a video capture, screen recording, hosting, analytics, and closed captioning inside one app.