Here are the lists of supported file types for the following Melco products:
Bravo OS opens same file types as Melco OS.
NOTE: Wilcom (.EMB) files are supported but they have to be saved within the Wilcom software as Version 1.8 (or sometimes earlier) to be compatible. Wilcom incorporated a proprietary encryption within their current file formats which prohibits newer .EMB files from being read by Melco OS, Bravo OS or DesignShop.
Additionally...this 3rd Party website defines Various embroidery file types.