pcdos

DOSee is a DOSBox based, MS-DOS emulator for the web.

The CGA Compatibility Tester: Tests ISA videocards for register-level compatibility with CGA

MSDOS 1.25-2.11-3.3-5.0-6.0-6.22 and PCDOS 7.1 (derived, redeveloped) KERNEL (and COMMAND.COM) source code in NASM syntax

Misc. programs for old PC DOS machines: Tandy 1000, PCjr, etc.

Clone de PC-DOS en Pascal (Turbo Pascal ou Free Pascal)

AC'97 WAV Player for DOS (no DPMI, no HIMEM.SYS, no AUDIO DRV, direct play)

✳️ PTSource X86 DOS OS Builder is a flexible system creation toolkit designed to help you build minimal custom DOS-compatible operating systems for x86 hardware, based on the Microsoft DOS open-source codebase.

Simple Experiments on MS-DOS 1.25 / PC-DOS 1.1

AC'97 MOD Player for DOS (no DPMI, no HIMEM.SYS, no AUDIO DRV, direct play)

Microsoft Windows Graphical Environment 8/1/1991 AV 3.00

Cette commande, écrite en Turbo Pascal ou Free Pascal, permet de calculer la valeur d'une expression mathématique. Elle est inspiré de la commande ACALC du PC DOS 7.0.