Sametab - Share company announcements in your coworker's new tab
ShareX - ShareX is a free and open source program that lets you capture or record any area of your screen...
Slack - A messaging app for teams who see through the Earth!
Greenshot - Greenshot is a free and open source screenshot tool that allows annotation and highlighting using the built-in image editor.
Threads - Making work more inclusive.
LightShot - The fastest way to take a customizable screenshot.