Retro Game Asset Studio (RGAS) v1.2.1 by Lachlank is the next evolution of Amsprite (now defunct). Using .NET, you can create graphics, sound/music levels for Amstrad CPC, ZX Spectrum and Commodore 64.

New features :

• Check for newer versions at startup
• Export level to bitmap
• Level designer list now supports same functions as sprite list (copy, re-order etc).
• Option to generate level data in RLE (Run Length Encoding) format
• Option to output width/height bytes at beginning of sprite data (supports 8BP library/framework 8 bits de poder)