Gameboy	Two versions of Purple Monchichi's Gameboy emulator, one of which runs in the desktop, plus a port of the Gameboy Development Kit.
PC Engine	An old-ish port of VPCE, and some pictures from the new PC Engine emulator I am currently working on.
CommandBASIC	A small module which enables BASIC programs and statements to be incorporated into Obey files or used from a * prompt.
Macros	Attach * commands or pieces of ARM code to specific keypresses. This was published a while ago in Acorn User.
Each	RISC OS versions of the Unix find and xargs commands.

NOTE: The software available from this page is for Acorn machines only. None of it will work under DOS or Windows.