Gfocustimer

gfocustimer tracks how much time you spend in which applications.

To install it, find out your distribution and proceed accordingly:

SUSE

• install dependencies

yast -i glib-devel
yast -i gtk-devel

• download and unpack the software

tar xvzf gfocustimer*
cd gfocustimer*
./configure
make -j4 && make install