Clara.io is an advanced online tool that allows you to create static models and models with animation (fbx), although it is more useful for cyberix to create very realistic models, the common formats of compatible 3D files that you can export and import are. FBX, Collada, STL, OBJ, Three.JS, Babylons.JS, STEP, IGES, 3DS, Blender and more.

you can download free models very well designed, but it is better to download the most bald for use to the cyberix editor