logo
Kurashizu Blogwhere ideas flow
  • Home
  • News
  • Blog
  • About
  • Home
  • News
  • Blog
  • About

© 2026 Kurashizu. All rights reserved.

Admin·New Post·Service Status
Powered by Cloudflare·01.11.26
← Back to news

PCjs Machines

Original article
pcjs.org|117 points|8 comments|by naves|Jul 21, 2026

🖥️ PCjs Machines

Welcome to the digital sanctuary of PCjs Machines, the premier destination for experiencing the original IBM PC emulator directly within your web browser.

Welcome to PCjs This project leverages JavaScript to recreate a curated selection of the hardware and software that defined the 1970s and 1980s. It invites users to rediscover the charm of blazing fast modern speeds sluggish CPUs, low-fidelity displays, and the quaint, primitive audio effects of the era—all from the safety of a modern mobile or desktop browser.


🛠️ Technical Overview & Scope

While it began with the IBM PC, the project has grown significantly. The emulation now encompasses a wide array of vintage computing:

  • IBM PC Compatibles (Selected models)
  • Minicomputers
  • Programmable Calculators
  • Terminals
  • Arcade Games

How it Works

The architecture of PCjs can be visualized as follows:

For those interested in the technical implementation or wishing to support these preservation efforts, the project is hosted as an open-source repository on GitHub.


🌟 PCjs Highlights

Users can dive into a treasure trove of shareware and public domain software.

Featured Disk Collections:

  1. PC Disk Magazine (1983)
  2. PC Magazine Utilities (1987)
  3. PC-SIG Diskette Library (1990)

To discover further hardware/software pairings and access archival documentation, you can utilize the PCjs Explorer.

Vintage PC Concept


📚 The Software & Hardware Catalog

The following table outlines the diverse range of machines and programs available for interaction. Note that these systems operated at modest specifications, such as a resolution of 640×200640 \times 200640×200 or clock speeds around 4.77 MHz4.77 \text{ MHz}4.77 MHz.

YearSoftware / HardwareCategory/Note
1978TI-57 / Ohio Scientific Challenger 1PProgrammable Calculators
1978Space InvadersArcade
1981Microsoft Adventure / DONKEY.BASEarly Gaming / PC DOS 1.00
1981VisiCalcSpreadsheet
1982Multiplan 1.0 / Executive SuiteProductivity
1982PDP-11/70 (RT-11 4.0)Minicomputer
1983CP/M-86 / COMPAQ PortableOS / Hardware
1983Zork I / Adventures in MathGaming / Education
1983Lotus 1-2-3 / Norton Utilities 2.0Business Tools
1984Fantasy Land EGA Demo / MS Word 1.15Graphics / Word Processing
1985Nine Princes in Amber / RogueRPGs
1985Windows 1.0 (Premiere) / 1.1 (CGA & EGA)Operating Systems
1985Balance of PowerStrategy
1987IBM OS/2 1.0 / Windows/386 2.0Operating Systems
1987VGA Black Book TestsMichael Abrash
1989Microsoft QuickPascal 1.00Programming
1990Windows 3.0 / Life Death II: The BrainOS / Gaming
1991The Oregon Trail / Commander KeenGaming
1992Wolfenstein 3D / Dune IIGaming
1992Microsoft Windows 3.1Operating System
1995Microsoft Windows 95Operating System

🚀 Getting Started

If you are new to the site, here is a suggested checklist for your exploration:

  • Boot up a 1980s spreadsheet like VisiCalc.
  • Experience the early GUI of Windows 1.0.
  • Play a round of The Oregon Trail.
  • Explore the PDP-11/70 minicomputer.

To simulate the feeling of an old boot sequence, imagine the following occurring in your console:

ROM BIOS v1.0
CPU: 8088 @ 4.77MHz
Memory Test: 640KB OK
Booting from Drive A...
Loading DOS...
C:\> _

Thank you for visiting the PCjs Machines archive!