Try the programs out in your browser by clicking on a name below.
Or download a zip of all the P files to try in an emulator or on a real 1K ZX81.
Note that there is no DRAUGHTS program since I couldn't get it to work.
This website was created by Tom White (source on GitHub).
The emulator is subject to the GPL license, version 2.
The programs are copyright (c) 1981 by Beam Software.