Lachlan Keown released a new version of his sprite editor for Windows. With AMSprite you can paint your graphics / sprites on a Windows PC and use them for your CPC productions, so it is perfect for cross-development. You can donwload it from the CPC Wiki article.
Changes with version 1.2:
- Functional (just) tracker and SFX tracker.
- Core functionality now fully working under MONO runtime.