A simple ODBC connection checker written in Java
odbcConnectionChecker will sit on your status bar and will display popup notifications when any change occurs.
Being developed using Java, odbcConnectionChecker is a cross-platform aapp that can be used on any operating system that comes with Java support (e.g. Mac OS X, Windows, Linux).
Detailed instructions on how to install and use the odbcConnectionChecker utility on your Mac are available HERE.