Cycles Renderer - Cycles is Blender’s ray-trace based production render engine and in development since 2011.
Blender - Blender is the open source, cross platform suite of tools for 3D creation.
RenderMan - Advanced Technology from Pixar Animation Studios for Rendering VFX and Animation
Keyshot - KeyShot 3D rendering and animation software is the fastest, easiest way to create amazing, photographic visuals of your 3D models. Enter your search in the box aboveTryYour download of KeyShot is only moments away.
Kerkythea - Kerkythea is a freeware software that can produce high quality renders without spending a cent on software licensing.
Cinema 4D - Cinema 4D is a 3D modeling, animation, motion graphics and rendering application.