1. We uses C# and WPF for muvee Reveal's user interface
2. C/C++ for core technology such as our muvee making and rendering engines. We also make use of: - DirectX. - Windows Media Format. - QuickTime. - OpenGL.
3. Python, internally, for our testing framework
4. muSE - a dialect of Scheme - for authoring our styles. Check this for more details! Create your own styles