ShareX - ShareX is a free and open source program that lets you capture or record any area of your screen...
StackPath - Secure Content Delivery Network, DDoS, WAF Service
Greenshot - Greenshot is a free and open source screenshot tool that allows annotation and highlighting using the built-in image editor.
Avast - Avast security software products are developed for Microsoft Windows, Mac OS X, Android and Linux users by AVAST Software.
LightShot - The fastest way to take a customizable screenshot.
Flexera Software Vulnerability Manager - Flexera Software Vulnerability Manager provides solutions to continuously track, identify and remediate vulnerable applications.