You can download myBWDE here.
myBWDE
This program uses analytical procedures to calculate the dissipated energy of Bouc-Wen hysteretic systems. The calculation refers to a complete cycle during steady-state response under symmetric cyclic excitation. For more information, please refer to the following paper:
Charalampakis, A., Koumousis, V., "On the response and dissipated energy of Bouc-Wen hysteretic model", Journal of Sound and Vibration, 309 (2008) 887–895, doi:10.1016/j.jsv.2007.07.080
You can download myBWDE here.