RunCPM is a multi-platform, portable, Z80 CP/M 2.2 emulator.

An ESP8266 based RS232 <-> WiFi modem with Hayes AT style commands and LED indicators

A Fourier Analysis analysis tool to compare audio produced by gaming hardware

Use a Raspberry Pi as fast mass storage solution for your Commodore 8-bit computer using just the datassette port.

A Pico W based RS232 <-> WiFi modem with Hayes AT style commands and LED indicators

The server to emulate old warm AM radio sound on Raspberry Pi

macOS userland driver for Apple Pro Speakers

A CLI tool for Unix-like environments to encrypt/decrypt a file using XOR operation to do One-Time Pad.

Simple Experiments on CP/M-86

Cloned from https://guest:guest@www.os2museum.com/hg/boxv9x/

CP/M-86 .cmd file tools

Unofficial fork of Hampa Hug's pce-ibmpc emulators - add tape sample rate feature

Various ports to CP/M-86 and Aztec C

VI editor clone for CP/M-86

Implementación de un theremin

A Retro Computer, built in 1987 and still running in 2021!

Raspberry Pi Pico as a peripheral controller and memory for HD6303

ARP traffic generation tools

Convert an ITT Courier 110169 Keyboard to USB!

Archived Archie sources from serialport.org