Embeddable Linux Kernel Subset - Linux for 8086

Assembly programming game

Learn 16bit x86 Assembly with emulator

⚙️ C99-compatible multipass compiler written in TypeScript with GCC extensions support. Features a handcrafted left-recursive parser, custom IR, SSA-based optimizer, and a full frontend/backend pipeline. Compiles to x86 machine code with integrated assembler and emulator.

A modern, scratch-built, open-source (GPLv3) alternative ROM BIOS for PC, XT, 8088 Clone or Turbo PCs.

x86 emulation on the NES

Emulator of the IBM PC running DOS written in Rust

Chrome's t-rex based bootsector game (512 bytes) written in 16-bit x86 assembly (now with 8086 support!)

A tiny but powerful VGA text mode font editor for DOS

A 16-bits x86 DOS Assembly library that provides many useful functions for developing programs. It has both VGA grapics functions as well as general purpose utilities. The main purpose of this library was to be able to implement simple DOS games (in Assembly) using VGA (320x200, 256 colors) display.

MBBSDASM is an x86 Disassembler for 16-bit DOS / Windows 3.0 Segmented Executable (NE) EXE/DLL File Format with special features related to The MajorBBS & Worldgroup Modules

Win16 NE (New Executable) parser & disassembler

A real-time clock PC BIOS ROM for XT systems supporting many popular RTC ICs

Best way to learn x86 is by hacking it

512-byte boot sector remake of Bill Gates' DONKEY.BAS game from DOS 1.0

86 dos operating System

A Hardware-Generated JSON CPU Test Suite for the Intel 8088

A hobby kernel developed from scratch using i8086 assembly

The very functional operating system

Ultra Portable, Small, Baremetal Forth for various processors