The project is a port of the Mozilla Rhino JavaScript Interpreter (http://www.mozilla.org/rhino/) from Java/SE to J2ME/CLDC. The J2ME/CLDC port opens up the mobile world for scripting Java, as it is a widely used platform for mobile phone programming.
OMMP is a community driven open source platform for developing mobile mashups (aka moshups) for mass-market devices. With OMMP, you can create fully functional widgets/applications that work on almost all mobile devices within a few hours.