Bringer Task Record Log is a multi-platform application that can helps you to keep a record of time spent on each task that you do.
It can runs on major Operating Systems like Windows 2000 / XP / 7 / 2003/ 2008, in MacOS Systems 10.6 / 10.7 /10.8 and on every Linux distributions supporting some graphical engine like gnome, xfce, lxde and others.
You need the Java Virtual Machine in version 1.7.0 or above. Last version of JVM is recommended.