MiraTools:
http://blenderartists.org/forum/showthread.php?366107-MiraTools
https://github.com/mifth/mifthtools/wiki/Mira-Tools
MifthTools:
http://blenderartists.org/forum/showthread.php?346588-MifthTools-Addon
Simple3DCoat Applink:
http://3d-coat.com/forum/index.php?showtopic=15481
http://blenderartists.org/forum/showthread.php?378946-Modo-Blender-Exchanger
http://community.thefoundry.co.uk/discussion/topic.aspx?f=119&t=114220