Loom - Loom is a screen recording extension for Chrome that gives people the ability to create and share media. Create your own videos using your camera, screen view, and audio. Read more about Loom.

Nimbus Screenshot - Take screenshots and record video from your screen

recordit.co - Make a short video capture of your desktop as a gif.

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.

Bubbles - Drop comment bubbles anywhere on the screen, on any website.

ksnip - Ksnip is a Qt based cross-platform screenshot tool that provides many annotation features for your screenshots. - DamirPorobic/ksnip