The HP-12C (2012.11.29) PC program from Hewlett-Packard uses skins in BMP format.
So I created 7 of them in 2 different sizes (small and medium).

   HP-12C Skins    (2025.05.12)


   See HP-12C emulator skins

The HP-15C (2012.11.29) PC program from Hewlett-Packard uses skins in BMP format.
So I created 5 of them in 2 different sizes (small and medium).

   HP-15C Skins    (2025.07.05)


   See HP-15C emulator skins

The V41 emulator from Warren Furlow uses skins in BMP format.
So I created 2 of them in 2 different sizes (large and Xlarge).

   V41 Skins    (2025.05.08)


   See V41 emulator skins