Open Source Software for Mobile Phones

Maptales Mobile is a J2ME / MIDlet client for logging GPS routes and places and uploading them to the maptales.com geoblogging tool. Plugins for other sites and GPX export are planned. Requires a Java phone and Bluetooth GPS.

A YouTube mobile player which allows you search and browse YouTube video from your phone. It is based on Mobile Processing.

LocateMe requires a Bluetooth GPS and will show you the direction to a given GPS location (a “target”) without maps, using a pulsing direction arrow. You can request the location of other LocateMe users by text message, send your own location, or just simply save a location for directions back to it later.

Floggy is a free object persistence framework for J2ME/MIDP applications. The main goal of this framework is to abstract the data persistence details from the developer, reducing the development and maintenance effort.

Hammock is a Java ME mock object framework for testing J2ME apps with J2MEUnit or JMUnit. The framework includes mocks of many of the standard Java ME classes for communications such as HTTP, SMS, OBEX, etc so that one can test without actually hitting a network. A HammockMaker utility lets you mock any other class. It has Ant tasks for continuous integration testing.

FallME is a framework based on the popular Spring Framework but designed for the Java ME (J2ME) platform and is compatible with MIDP. Currently included in FallME is an inversion of control (IoC) container as well as a RecordStoreTemplate.

LWUIT is a UI library that is bundled together with applications and helps content developers in creating compelling and consistent Java ME applications. LWUIT supports visual components and other UI goodies such as theming, transitions, animation and more.

The target platform for Kahlua is J2ME (CLDC 1.1), which is commonly included in mobile phones.

Imity Client is a J2ME client for Imity proximity information. Imity is a new platform for proximity data. There’s a server side with mobile identity information and a client side for discovery and mobile interactions.

J2MEMicroDB is an open source project developed in the Universitat Politècnica de Catalunya that provides J2ME developers with several APIs, to manage a relational database (a limited one) on a mobile device.