HelpScout - Help Scout is a simple, straightforward way to provide excellent support

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

Zendesk - Zendesk is a beautiful, lightweight help-desk solution.

Tapes for Mac - Share screencasts fast.

Freshdesk - Freshdesk is a cloud-based customer support software that lets you support customers through traditional channels like phone and email, social channels like Facebook and Twitter, and your own branded community

HYFY - Record your screen & voice. Share instantly.