Blender - Blender is the open source, cross platform suite of tools for 3D creation.
Sun Surveyor - Sun Surveyor calculates Sun and Moon Positions, Sunrise & Sunset and Moonrise & Moonset...
Cinema 4D - Cinema 4D is a 3D modeling, animation, motion graphics and rendering application.
Natural Hour - A roman timekeeping add-on for Suntimes.
Autodesk Maya - Maya is 3D computer animation software with powerful modeling, rendering, simulation, texturing, and animation tools for artists, modelers, and animators.
Sol: Sun Clock - Get reminded when it's sunrise or sunset, wherever you travel!