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* '''[[Mozilla A-Frame]] ''' is a markup language (as are HTML and XML) for making cross-platform VR software. To see it in action, visit their site on your smartphone, turn off orientation lock, and press the VR button that appears.* '''[[Vizor]] ''' is a web app that allows you to construct 3D scenes and view them across numerous platforms, including from mobile devices. Although it isn't as powerful as a game engine or open-source web platform, it is very straightforward and a great way to start creating in VR without an expensive headset. The [[Vizor blog]] has several tutorial posts.* '''[[Responsive WebVR]] ''' is a cross-platform, web-based VR platform [[available for modification on GitHub]]. You'll probably want to brush up on [[Three.js]].