Advanced open-source Atari 2600 VCS emulator based on Stella 6. 0-rc1, supporting a wide variety of devices from the original Xperia Play to modern devices like the Nvidia Shield and Pixel phones. Features include: Save states. Supports ROMs in. A26 and. Bin formats, optionally in ZIP, RAR, or 7Z files. Joystick and Paddle controller emulation.