PowerDNS - PowerDNS offers open source DNS software, services, and support.
ShareX - ShareX is a free and open source program that lets you capture or record any area of your screen...
dnsmasq - Dnsmasq is a lightweight, easy to configure DNS forwarder and DHCP server.
Greenshot - Greenshot is a free and open source screenshot tool that allows annotation and highlighting using the built-in image editor.
Unbound - Unbound is a validating, recursive, and caching DNS resolver.
LightShot - The fastest way to take a customizable screenshot.