Tiny Time Tracker is an inobtrusive personal time tracker that fits nicely at the bottom of your screen. Switching between tasks is made easy with auto-complete and a "task history" dropdown. Times may be viewed in an Excel or Open Office spreadsheet.
Parallelizable is a tiny framework in complement for java.util.conccurent api. Parallelizable is an abstract class to extend for making asynchronous parallel execution on a synchronous task. Very usefull if task often calls a very long process.
Titan allows service-oriented processing of context recognition applications on Wireless Sensor Networks. It includes an execution environment developed for TinyOS and a Java ME (Personal Profile) Network Manager intended to be run on a mobile phone.