Prototyping suite InVision just announced they are acquiring Silver Flows, a tool that lets developers prototype directly inside Sketch. The acquisition comes just a few months after InVision ...

Olmstead would know, as the InVision tool is great for prototyping (my company uses it for prototyping our mobile app concepts). Start With A Prototype ...

InVision also has the capability to build mobile prototypes reminiscent of Duncan Wilcox’s Prototypes app (which I think is the bee’s knees).

InVision for JIRA allows teams to sync InVision prototypes with JIRA issues to facilitate seamless collaboration between design and engineering, including through InVision Inspect.