MyBible provides a multitude of modules of different types. The format of all module types is open and documented, so you could, if desired, create a MyBible module of your own.
It is easy to a add a module to MyBible on your device. For that, simply copy the (single) module file to the MyBible data directory on your device,
Developers of biblical or near-biblical applications can invoke MyBible programmatically to show a particular Bible text.