Joerg Jahnke has released an updated version of JMEBoy. JMEBoy is a Java-based Gameboy and Gameboy Color emulator for mobile devices. If you want to play Gameboy games on your mobile phone you should try this emulator.

Release notes:

The binaries of the final releases for JMEBoy 1.2 and JSwingBoy 1.2 have been added for download. These releases are built from the code of SVN revision 142.

These releases add localization support, so that the emulator ui can be translated to various languages. Currently English and German versions are included. If you would like to see your native language supported, please have a look at the forum page https://sourceforge.net/forum/message.php?msg_id=5142005.
Additionally a couple a bugs are again fixed and the JME version now supports using a device’s orientation sensor for controlling the joypad movement.

Please take a look at the release notes for more information on the changes. Choose the emulator download according to the desired target platform:
– JMEBoy runs on Java-enabled (MIDP 2.0) mobile devices.
– AndroidBoy runs on Android-based mobile devices.
– JSwingBoy runs on PCs with a JDK/JRE5 or later installed.

http://sourceforge.net/projects/javagb/