Dessy is a DEsktop Search and SYnchronization framework for mobile devices. It allows file search using content, metadata, and custom tags, and synchronization of results, and entire file system subtrees. It works on MIDP 2.0 handsets and Java 2 SE.
Hyper-M is a bluetooth based DHT peer-to-peer infrastructure for J2ME (CLDC1.1/ MIDP2.0) enabled handphones. Hyper-M allows the user to create a peer-to-peer network and share and retrieve files on this network. Has been tested mainly on Nokia handphones