Tools and scripts for building MS-DOS with DEBUG, MASM, LINK and EXE2BIN utilities. IO.SYS for PC, PCjr, JX, DOS and special virtual machine.

Why is that binary so big?

Ghidra disassembly of a SUN 3/60 boot rom

Run Arm64/x86-64 Linux ELF binaries on macOS Apple Silicon

2.13 寸 410×502 AMOLED QSPI 模组（CO5300）资料与示例

Smartwatch firmware for the Waveshare ESP32-S3-Touch-AMOLED-2.06 board. Built on ESP-IDF and LVGL 9; drives the CO5300 AMOLED, FT3168 touch, QMI8658 IMU, PCF85063 RTC, and AXP2101 power management.

St73xx Reflectived LCD Driver

osptek 2.9inch 8 color reflective screen 8色鱼鹰光电全反射屏

OpenSCAD parametric PGA socket for 3D printing

A Basic Remote Filesystem for 2.11BSD

A 68k/Dragonball Palm device emulator for ESP32 devices

Play back the VGM format file with Arduino. (only YM2151)

KZ80-CPUB、SBC8080用 YM2151(FM音源)アダプターボードプロジェクト

Human68k CUI Emulator for MacOS

WebGL implementation of the Serial Experiments Lain PSX game

A Pi emulating a GameBoy sounds cheap. What about an FPGA?

Archive Unpacker/Packer For PlayStation Archive (PSARC) Files

Box3D is a 3D physics engine for games

Macintosh 68k ROM source - reverse engineered

PSX on FPGA

Convert PNG images into Sega Master System / Megadrive / Genesis tile format

Linux for the Sega MegaDrive

A homebrewed Apple II clone

Mitsumi Famicom Disk System disk drive controller PCB

Files related to the muLISP programming language

🏎️ A tiny compiler that lowers kernel loops into explicit data-parallel code.

Reconstructed SC62015 opcode reference based on historical printed source material.