Computers, Systems, RISC OS, Software - Computer Concepts. Range of products exclusively for use on 32-bit Acorn RISC OS computers, including Artworks, Impression Style and Impression Publisher.
Computers, Systems, RISC OS, Software - DoggySoft Software. A range of public domain programming utilities, including WimpSWIVe, a programmer's support module that provides a full dynamic pre-trapping and post-trapping vector chain for Wimp SWIs.