Portable ZX-Spectrum emulator supports Z80 128K (Pentagon) AY/YM, Beeper, Beta Disk, Tape, Kempston Joystick/Mouse, Snapshots.
Supported formats: sna, z80, tap, tzx, csw, trd, scl, zip.
Created to be ported to many platforms such as Windows/Linux/Mac/Symbian/WinMobile/Dingoo/... and now for GPH...