Binary to Wozmon

(c) 2019 by Matthias Arndt <>
The MIT License applies to this project.


This is a little file tool to dump a binary file in the format used by the
Wozmon monitor software used by the Apple 1.

The output can directly be fed into a serial link if necessary.

System requirements

  • C99 compliant compiler and runtime environment


$ bin2woz <loading address> <input file>

The loading address is given in 4 hexadecimal digits without prefix.
The output is dumped to stdout including CR/LF for Wozmon.


$ bin2woz 0280 my_program.bin


The project can be found for download at