GBC.emu is a Gameboy Color emulator based on Gambatte
About Save Games:
A .sav file is created for games with battery backup memory
Save states use Gambatte .gqs file format, backup memory is overwritten when loading a state
GBC-specific Options:
System Actions -> Console Options
Use Built-in GB Palettes: Use preset palettes for known DMG games
Report Hardware As GBA: Simulate running in GB mode on a GBA, used to unlock extra features in a small amount of games
Options -> Video
GB Palette: Select a palette to use with DMG games
Saturated GBC Color: Use a more saturated but inaccurate palette for GBC colors
Options -> Audio
Resampler: Type of resampler used to convert internal GB sample rate, higher quality settings incur additional CPU usage