Emulator for the ZX Spectrum and Sam Coupe
https://x128.speccy.cz/x128wip/x128wip.htm
Keys
F1 Help F2 NMI F3 Hardware options F4 Control options F5 Load snapshot F6 Save options F7 Load tape F8 Tape options F9 Save screenshot F10 Quit F11 Sound options F12 Disk select
Shift-F11 Video options
Alt-F1 POKEs/Trainers Alt-F2 Alternate NMI Alt-F7 Tape browser Alt-F8 Pause/Unpause tape
Full Instructions
https://x128.speccy.cz/x128wip/instructions/instructions.htm