os-808x

OS-808x is an operating system for Intel 8086 / 8088. Written by Raja Subramanian in the year 1997 (in academic interest). Objective is to understand how operating system, device drivers and system software works in 8086 architecture / IBM x86 PC.

OS was written completely on x86 assembly language. It will be useful for people who wants to understand BIOS, x86 architecture and how OS provides services in 8086 real mode. It performs,

1. Completely written in x86 Assembly

2. 32 OS services/functionality

3. Menu Driven Shell provides utilities like RAM check, Disk Viewer, Printer, Clock, Alarm etc.,

4. OS supported simple file concept

5. Security using XOR Encryption

Sources are available in sources section. See the Wiki for screen shots and how to run this OS on DOSBox / Wine environment.

Project Samples

Project Activity

See All Activity >

License

GNU General Public License version 3.0 (GPLv3)

Follow os-808x

os-808x Web Site

Other Useful Business Software

Gen AI apps are built with MongoDB Atlas

Build gen AI apps with an all-in-one modern database: MongoDB Atlas

MongoDB Atlas provides built-in vector search and a flexible document model so developers can build, scale, and run gen AI apps without stitching together multiple databases. From LLM integration to semantic search, Atlas simplifies your AI architecture—and it’s free to get started.

Start Free

Rate This Project

User Reviews

Be the first to post a review of os-808x!

Additional Project Details

Operating Systems

Game Consoles

Intended Audience

Developers, Education, Science/Research

User Interface

Command-line

Programming Language

Assembly

Related Categories

Assembly System Shells, Assembly Operating System Kernels, Assembly File Systems

Registered

2013-12-04

Similar Business Software

Addigy

Addigy is the the only Apple Device Management platform that lets IT admins manage Apple devices in real-time, including macOS, iOS, iPadOS and tvOS devices. Our cloud-based multi-tenant platform combines MDM with live agent capabilities to manage and secure your Apple ecosystem — whether you’re...

See Software
Ninox

Ninox is your solution for organizing and managing complex data in a structured and efficient way. With its highly flexible user interface, you can analyze, process, and evaluate any type of data. Additionally, the Ninox API enables seamless integration with services like Google for enhanced...

See Software
CMW Platform

Low-code BPMS, helps mid-size and large companies automate, and improve business processes while staying aligned with enterprise architecture and IT policies. Business and IT teams can quickly build and adapt workflows without deep coding skills. BPM suite supports common use cases like CapEx...

See Software
deskbird

What is deskbird? deskbird is the workplace management platform that puts employees first. With an intuitive booking system for desk and other resources, powerful analytics, visitor management and easy integrations, it saves costs, optimizes office space, boosts productivity, and fosters team...

See Software
FusionAuth

FusionAuth is a modern, developer-focused identity and access management platform built to give you full control over your authentication stack. Whether you’re building a startup app or managing enterprise-scale infrastructure, FusionAuth delivers all the must-have features — from login and SSO...

See Software
VisitUs Reception

Internationally recognized organizations such as Yamaha, Nespresso and government authorities have already successfully integrated our visitor management software into their operations They can instantly notify staff of guest arrivals and deliveries, access live visitor tracking, enhance...

See Software