LJ2ME
Client for LiveJournal. Allows to post entries in your journal using (almost) any device that implements Java 2 Micro Edition Platform, CLDC 1.0 and MIDP 1.0.
Last stable version is available at:
http://www.xfyre.com/lj2me.jad (for mobiles & other WAP devices)
http://www.xfyre.com/lj2me.prc (for PalmOS devices).
MMS2LJ
MMS gateway for LiveJournal.
Allows to post picture entries from any MMS-enabled mobile device.