The best alternatives to MockingBot are ProtoPie, Figma Academy, and Axure. If these 3 options don't work for you, we've listed a few more alternatives below.
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ProtoPie is the easiest tool used to turn your UI/UX design ideas into highly interactive prototypes for mobile, desktop, web, all the way to IoT. Designers can explore, validate, and test design solutions and ...
With Stash, you can browse free Sketch resources, view pages and artboards, and import artboards with a single click. No more downloading entire files just to get an artboard or two.