El emulador sz81.
La web oficial es: http://sz81.sourceforge.net/
El Manual en PDF.
Y el Pack de software que he preparado para ZX81.
del 1 al 0
de la A hasta la G
de la H hasta la P
y desde la Q hasta la Z
sz81 is a Sinclair ZX80/ZX81 (->) emulator very much based upon the work of Ian Collier's xz80 (->) and Russell Marks's z81 (->) but employing the highly portable SDL (->) and including additional functionality and features for desktop computers and portable devices.
Virtual keyboard with several adjustable properties
Control bar with icons for regularly used features
Load anytime file dialog (no need to use LOAD)
Save state system with 9 slots for each program
Runtime options including a joystick configurator
RAM configurations of 1 to 4, 16, 32, 48 and 56K
Quicksilva, BI-PAK ZON X-81 and VSYNC-based sound
Screenshot saving using the bitmap image format
Joystick control remapping within the emulator
Full keyboard, mouse and joystick support throughout
3x runtime switchable scaling on supported platforms
Window and fullscreen toggling on supported platforms
Portrait orientated resolutions such as 240x320
The ability to run centred within any resolution
Source code support for *nix, AmigaOS4 and Win32
Maximum porting potential since it only requires SDL