brouhaha

nonpareil

microcode-level simulation of HP calculators

tapeutils

tumble

utility to construct PDF files from one or more image files

wd100x

WD1000 hard disk controller firmware reverse-engineered source code

fluxtoimd

Floppy disk flux transition to ImageDisk decoder

i89

Assembler Disassembler for Intel 8089 I/O processor

a2zip

Infocom ZIP, EZIP, XZIP interpreters for Apple II, partially reverse-engineered

hhc

Reverse-engineered Friends Amis/Matsushita/Panasonic/Quasar/Olympia HHC firmware

forget

download bitstream to Renesas ForgeFPGA SLG47910 RAM using Excamera SPIDriver USB-to-SPI interface

m5meta

M5 Meta Assembler - an assembler for horizontal microcode

scangler

82143a-mk3870-fw

Firmware for the MK3870 in the HP 82143A thermal printer for the HP-41C

digit_arith

digit-by-digit arithmetic for HP calculator emulation

ripple

Measure power supply ripple voltage at a range of current levels using a programmable DC load and a multimeter

apb

Apparat PROM Blaster for Apple II, Apple DOS software, partially reverse-engineered

bezier-hack

cloq

Analog clock, shaped window, Qt6, C++17

dll_finder

Given one or more Windows executables, get paths of necessary DLLs.

gfmpw0-aeonic

Aeonic for GF-MPW-0 shuttle

mate-automount

mc00701a

Reverse-engineered Mountain Computer MC00701A/HP 92198A HP-IL 80-column video interface firmware

scons_qt5

An SCons Tool, for creating apps/libs with the Qt5 framework (supports moc, uic, lrelease, lupdate).

tt02-aeonic

tt02-hex-sr

hex shift register

tt02-hex-sr-big

voyager-lcd

Convert HP Voyager calculator LCD segment pattern to hexadecimal register data (for microcode hacking), and HP-15 user code (for synthetic programming)

voyager-overlay

voyager-overlay-old

wozardry

A multi-purpose tool for manipulating .woz disk images

Zipios

A C++ library for reading and writing Zip files using streams.