J.B. Langston

supermon64. Original sources and binaries for Supermon+64 V1.2 by Jim Butterfield

TMS9918A. TMS9918A video card for RC2014

z80ctrl. AVR-based bootloader, I/O, and debugging for Z80-based computers

bbcbasic-z80. R.T. Russell's BBC BASIC for Z80, with additional features by J.B. Langston

SN76489. SN76489 Sound Card for RC2014

GameController. Game Controller interface for RC2014

retrodist. Retro Distro Playground

numatolib. Demo Library for Numato FPGA Boards

pia_communicator. AVR firmware for communicating with RC6502 Apple 1 replica's PIA

xlogo. XLogo Reboot

pcjr_type. PCjr Keyboard Emulation for Arduino

agon-demos. Graphics demos for Agon-family computers

spl. SPL programming language for CP/M and Z80

web650. IBM 650 Simulator UI for Open SIMH

demotools. Tools for reverse-engineering C64 demos

uncensored. Partial Disassembly of Uncensored by Booze Design

ATtiny84A_spectrum. ATtiny Spectrum Analyzer

d52. D52 Disassembler

tlc5940demystified. TLC5940 Library for AVR based on Demystifying the TLC5940 by Matt Pandina

8051. 8051 board for RC2014

walnut-cpm. Walnut Creek CP/M CD-ROM with Updated Python-Based Viewer

avrbrain. An AVR128DB64 development board