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Starred repositories

51 results for source starred repositories written in Assembly
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The fastest and safest AV1 encoder.

Assembly 4,085 281 Updated Apr 1, 2026

Official repository for 8086tiny: a tiny PC emulator/virtual machine

Assembly 1,082 207 Updated Sep 7, 2022

#FreeGEOS source codes. The offical home of the PC/GEOS operating system technology. For personal computing fans. For all developers and assembly lovers. For YOU!

Assembly 874 102 Updated Apr 9, 2026

Modern Generic SVGA driver for Windows 3.1

Assembly 740 16 Updated Feb 7, 2026

BIOS for Intel 8088 based computers

Assembly 576 73 Updated Mar 28, 2026

Project for accelerating SNES games using the SA-1 chip.

Assembly 542 27 Updated Jan 8, 2023

Source code of GEOS 2.0 for the Commodore 64 and 128

Assembly 470 71 Updated Apr 5, 2026

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

Assembly 351 20 Updated Apr 6, 2026

A project to create unencumbered open-source ROMs for use on selected retro computers

Assembly 290 20 Updated Mar 29, 2026

Home of the HX DOS Extender and its DPMI-host HDPMI.

Assembly 254 20 Updated Feb 18, 2026

8088 PC XT Compatible

Assembly 229 31 Updated May 23, 2024

Jemm386 and JemmEx are socalled EMMs ( Expanded Memory Managers ) or, more exactly, V86 monitors.

Assembly 198 16 Updated Apr 6, 2026

small stub that allows to run "bare" 64-bit PE binaries in DOS

Assembly 173 19 Updated Dec 18, 2022

Patches which add features to, and improve the usability of, the 1990s video games Ultima VII (BG and SI) and Ultima Underworld (I and II), along with a program to compile and apply these patches.

Assembly 160 6 Updated Mar 9, 2023

Apple Disk Transfer ProDOS (ADTPro)

Assembly 156 23 Updated Aug 25, 2025

Enhanced DR-DOS kernel and command interpreter ported to JWasm and OpenWatcom C

Assembly 141 13 Updated Mar 15, 2026

An MPU-401 emulation TSR for DOS

Assembly 120 19 Updated Apr 4, 2022

Ultima IV Remastered for the C64

Assembly 120 18 Updated Oct 22, 2021

A new 8086-based reimagining of PC DOS and BASIC

Assembly 92 13 Updated Feb 10, 2026

This is a reconstruction of the original 1981-82 IBM PC BIOS source code using scanning and transcription of the BIOS listings found in the IBM Technical Reference manuals.

Assembly 78 15 Updated Sep 26, 2021

TEMU ("Tandy Emulator") and VSB ("Virtual Sound Blaster"), two nifty MS-DOS TSR utilities originally developed by Andrew Zabolotny (Андрей Заболотный).

Assembly 66 6 Updated Mar 20, 2022
Assembly 60 5 Updated Nov 14, 2020

eXtended Memory Manager (XMM) that can manage memory beyond the 4 GB barrier, up to 1 terabyte.

Assembly 50 6 Updated Mar 3, 2026

Multimedia terminals for the Commodore 64, Commodore Plus/4 and MSX computers, implementing the Turbo56K protocol

Assembly 47 5 Updated Mar 16, 2026

PC/MSDOS TSR fix for S3 VESA video BIOS

Assembly 35 Updated Dec 2, 2024

Various CGA Graphics code

Assembly 33 5 Updated Jan 16, 2022

XRacing is an MSX1 game prepared for the MSXDev2018 competition

Assembly 28 3 Updated May 24, 2019
Assembly 28 4 Updated Sep 19, 2023

Little Assembler Games for 8086 processor

Assembly 27 7 Updated Jun 27, 2019

Newly written drivers for Sierra's Creative Interpreter

Assembly 23 2 Updated Aug 13, 2021
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