Inkscape - Inkscape is a free, open source professional vector graphics editor for Windows, Mac OS X and Linux.
Optmyzr - Optmyzr AdWords Tools. Optimization Solutions, Quality Score Tracker, Landing Page Checker, and more. Free Trial Available.
Sketch - Professional digital design for Mac.
LiveIntent - LiveIntent is a web platform that offers effective e-mail advertising services for marketers and publishers.
Affinity Designer - Professional creative software, exclusively for Mac.
Affise - Affise offers performance marketing solution to manage and analyze affiliates, advertisers, creatives, conversions, offers, and payments.