A ZX Spectrum in your browser. Load a tape and play. The Spectrum story →
FORMAT "m";1;"name" formats a blank cartridge; SAVE *"m";1;"prog", LOAD *"m";1;"prog" and CAT 1 use it. The RS232 is wired to the modem: try I1TERM.
Every tape and snapshot you load waits here. Click one to load it again.
Paste a BASIC program, one numbered line per line, as a magazine printed it. Keywords become the Spectrum's tokens (GOTO and GO TO both work); it goes onto a tape and loads with LOAD "".