Rocket Fuel - Rocket Fuel delivers a leading programmatic ad buying platform that harnesses the power of artificial intelligence to improve marketing ROI across all channels.
Dia - Dia is a GTK+ based diagram creation program for GNU/Linux, MacOS X, Unix, and Windows, and is released under the GPL license.
Ad Targeting - Rocket Fuel
draw.io - Online diagramming application
Facebook Audience Insights - Learn more about your Facebook audience with the Audience Insights tool. Interactive, Audience Insights allows you to get consumer insights on particular topics.
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.