Downloads

Published by admin on Tuesday, April 1, 2025

BASIC V vs BASIC64

Timing program for various BASIC operations under both versions.
BASICTime200.zip (5 Dec 2025) (7k) — added FPA testing
BASICTime100.zip (29 Nov 2025) (5k)

Gradgrind

A gradient editor for RISC OS.
Gradgrind 0.92 beta (15 Nov 2025) (359k) — new features, bug fixes
New/improved:

  • Can import GIMP palettes (xxx.gpl files, seen as text) and export these as RISC OS palettes
  • Can export gradients/palettes as GIMP palettes
  • Saving to other apps now works, so you can drag-and-drop palettes onto PhotoDesk’s palette and gradient windows
  • Added swatches display of palette
  • Added knot-count display for each channel
  • Better colour/knot value displays (added real numbers etc)
  • Added description box. Saved/loaded in gradient defs, auto-generated for others.
  • Palette files can now be rotated and have contrast/brightness changed
  • Manual updated for new features

Bugs fixed:

  • RO palette files weren’t being closed (oops!)
  • RO palette loading now ignores pointer/border stuff
  • Converted greyscale colour info now works
  • Saving converted greyscale palettes now works
  • Current knot now clamped when modifying knot count
  • Various minor code improvements

Gradgrind 0.91 beta (15 Jun 2025) (326k) — Minor bug fix
Gradgrind 0.90 beta (4 Apr 2025) (325k) — First release

WebP

WebP example images (4MB) — Zipped RISC OS sprite files