A quick look at PlankJS - An incredible prototyping tool built in the cloud ! #plankjs PlankJS is powered by Framerjs, making you feel right at home ! PlankJS is still under production, but we are working hard to get it out soon. Hope it helps you to be more productive.
PS - If anyone is interested to help in a beta test, will be happy to send an invite before release. [ plankjs.com ]