Chuckie Egg J2ME is a J2ME implementation of the game Chuckie Egg that uses MIDP2. It was originally written using the Nokia simulator and without a compatible phone, but it is fairly playable in software. Instructions on compiling under Mac OS X are available.

Bubblet is a small puzzle game. The player moves a cursor across the screen and dissolves fields that have at least one neighboring field with the same color. If you dissolve fields, all fields above that position will fall down. Bonus points are earned for multiple contiguous fields. If there are no more neighboring fields, the game is over and your high score is saved.

Mobile Hulk is a single player turn based strategy game for Java-enabled mobile devices. The rules are very familiar for all Space Hulk First Edition fans. The game features an accurate rule set and automated Genestealer hordes.

Scriptris is a free J2ME Tetris clone with bluetooth multiplayer support.

Sheepsort is a MIDlet game where one has to put up some fences on a sheep pasture in order to separate the black sheep from the white sheep. The problem is that the fences must not be hit by a sheep while they are being built.

J2ME VNC is a VNC client for J2ME devices, such as new mobile phones and the PalmOS (with J2ME runtime).

Frog Escape is a clone of the classic Konami game Frogger. It aims to have the same look and feel as the original game. It runs on modern devices with J2ME support with a screen size of 240×320 supporting MIDP 2.0 and CLDC 1.1.

MegaBlock is a Tetris clone. It runs on most recent mobile devices, providing they have a screen size of 240×320 or better and support MIDP 2.0 and CLDC 1.1.

IceNotes ME for Mobile Devices is an usefull JAVA ME (J2ME) application to store all your important (text)notes on your mobile phone using “Twofish” encryption. Your notes are organized by assigning your own custom tags to your notes.

http://sourceforge.net/projects/icenotesme/

WeightWatch is a J2ME application that takes daily readings of your weight and displays them in a chart with a moving average “tendency curve” in order to absorb errors in daily weighing.

http://code.google.com/p/weightwatch/