"The JavaBluetooth Stack is a 100% (no native) Java implementation of the Bluetooth Specifications Version 1.1. It currently supports HCI, L2CAP and SDP."
Funambol is a mobile application server that provides push email, address book and calendar (PIM) data synchronization, and device management, leveraging the SyncML (OMA) protocol. For users, this means BlackBerry-like capabilities on commodity handsets.
Funambol is open source mobile application server software that provides push email, address book and calendar (PIM) data synchronization, application provisioning, and device management for wireless devices and PCs, leveraging standard protocols. For use
Semacode works by embedding a URL (web address) into a sort of two-dimensional barcode which looks like a dense crossword puzzle (pictured) — called the tag.