Lurchr - Saves all your Slack links, so you can focus on work
ShareX - ShareX is a free and open source program that lets you capture or record any area of your screen...
Slack News Feed - Get the top posts from every Slack chat you're in.
Greenshot - Greenshot is a free and open source screenshot tool that allows annotation and highlighting using the built-in image editor.
Tettra - Tettra is a company wiki that helps teams manage and share organizational knowledge.
LightShot - The fastest way to take a customizable screenshot.