Everdrive Game Cartridge for Gameboy / Gameboy Color

Save Function: The game cartridge allows you to save your game progress.
Reset Button: A conveniently located reset button in the middle of the case enables easy resetting.
Compatibility: Compatible with GB / GBC and GBA SP game consoles.
Game Support: Supports 99% of GBP games but does not support RTC clocks.
Customizable Content: You can delete and add your own games to the memory card.

[@decimat777]

Probably a good alternative but not a real everdrive, krikzz makes the real ones which have a ton a features even for the base models.

[@tokin420nchokin]

Looks alright for a knock off, but the real everdrive is superior in every way... also like 150 bucks.

[@xairidax]

where to find games to put in it?

[@kostassael6117]

Ask your uncle