draw.io - Online diagramming application

Onsites - Craft the absolute best candidate interview experience 👩🏻‍💻

Dia - Dia is a GTK+ based diagram creation program for GNU/Linux, MacOS X, Unix, and Windows, and is released under the GPL license.

SourceKrewe - Refer the Hire, Collect a Bounty.

yEd - yEd is a free desktop application to quickly create, import, edit, and automatically arrange diagrams. It runs on Windows, Mac OS X, and Unix/Linux.

Picked.ai - Picked is a talent acquisition software tool, providing an all-in-one solution to source and manage talent. Try for free today.