FairIsle: Enables you to design Fair Isle knitting patterns, particularly suited for a knitting machine, but suitable for handknitting too.ProCAD+: Professional CAD software, with a Lite version as well.ProSpur+: Spur gear generator for use with ProCAD+.RISC PCB: A freeware printed circuit board designer for RISC OS computers, available for download.RiscCAD Professional: 2D CAD for RISC OS with numerous professional features.XStitch: Comprehensive cross stitch design tool.