Designed for use in embedded devices the mGSTEP libraries implement a subset of NeXT's OPENSTEP specification which has evolved into Apple's Cocoa Objective-C frameworks. The internal graphics rasterization supports rendering to an X11 or Linux frame-buffer based GUI.
BlueCove is a JSR-82 implementation on Java Standard Edition (J2SE) on BlueZ Linux, Mac OS X, WIDCOMM, BlueSoleil and Microsoft Bluetooth stack on WinXPsp2 and newer. Originally developed by Intel Research and currently maintained by volunteers.