Jeff Minter's Gridrunner++ (and others)

I'm sure most of you have heard of Llamasoft or some of their titles. Jeff Minter currently has three releases up, the most notable of which is Gridrunner++.

Gridrunner++ loves OSX as well as Windows!
http://llamasoft.co.uk/gridrunner.php

Deflex and hover bovver 2 are for Windows and Pocket PC.
http://llamasoft.co.uk/deflex.php
http://llamasoft.co.uk/hbovver.php