Written by Martin Cubitt, the extra extension adds a host of useful commands such as “ppsc” which allows you to paste graphic blocks anywhere on screen, ignoring the ST’s sixteen pixel boundary bug. Other useful commands allow you to convert Iff files, depack Tiny pictures and blur part of the screen.
Tag - Extensions
Written by Les Greenhalgh, this useful extension allows you access to the ST’s parallel port, the ability to create mega zones and a host of other useful commands.