WireframeSketcher is a wireframe, mockup and prototype creating tool for Windows, Mac and Linux platforms, developed by Peter Severin from Romania in 2008. It can help designers, developers and product managers quickly create wireframes, interface models and UI prototypes with hand-drawn styles for desktop, Web and mobile applications.

V-Ray is a series of professional rendering plugins/standalone apps developed by Chaos Group company. Of which, V-Ray for Maya provides high-quality graphics and animation rendering capabilities for the excellent 3D modeling software Maya. Beyond that, V-Ray also can be run as a separate renderer, which is convenient for users to render various images.