Rainlendar is a customizable calendar that displays the current month. It is a very lightweight application that doesn’t use much system resources or take much space on your desktop.

The latest beta version of Rainlendar2 can be downloaded from here:

Windows: http://ipi.fi/~rainy/stuff/Rainlendar-2.0.b22.zip
Linux: http://ipi.fi/~rainy/stuff/Rainlendar-2.0.b22.tar.bz2