Nasu is a spritesheet editor.

Nasu is a spritesheet editor created to help with the design of interfaces and assets for various Famicom projects. Nasu can import/export in the .chr file format, copy/paste suing the snarf buffer, it can also generate theme files.

As of 2021, the application is distributed as a rom for the Varvara system, you can download the assembled rom here, or find the source code here.

• view source
• download rom, 8kb
• download emulator, 80kb

• 15J11 — Nasu Uxn Release
• 14S13 — Nasu Desktop Release
• 14C05 — Nasu Original Version

incoming roms dito graf3dscene donsol famicom yufo chr format nmt format