How do I play Operation Mainframe online?

Click the 'Start Game' button to load Operation Mainframe in your browser's C64 emulator. No downloads required - the game runs directly in your web browser using JavaScript.

What are the controls for Operation Mainframe?

Use WASD keys for movement and Left SHIFT for the fire button on Joystick 1, or use arrow keys with Left CTRL for Joystick 2. You can swap joystick ports using the joystick swap button.

Can I save my progress in Operation Mainframe?

Yes! Use the save snapshot button (floppy disk icon) to save your game state, and the restore snapshot button (folder icon) to load it later. This works like a save state feature.

Who created Operation Mainframe?

Operation Mainframe was developed by Simon Eyre in 1985 and published by Argus Specialist Publications Ltd./Home Computing Weekly.

Operation Mainframe – Retro C64 Text only Game • Play Free in Browser

Game Information

Operation Mainframe

Publisher: Argus Specialist Publications Ltd./Home Computing Weekly

Genre: Text only

Developer: Simon Eyre

Year: 1985

C64 Type: PAL/NTSC

Played: 0 Times

View on Gamebase64.com

About Operation Mainframe

Operation Mainframe is a text only game for the Commodore 64 that was released in 1985. The game was developed by Simon Eyre and published by Argus Specialist Publications Ltd./Home Computing Weekly.

Now you can play Operation Mainframe online, directly in your web browser! Our Commodore 64 emulator brings this retro gaming experience to life without requiring any downloads or plugins. Just click "Start Game" and enjoy this piece of gaming history.

Joystick Controls

Joystick 1:

Left: A
Right: D
Up: W
Down: S
Fire: Left SHIFT

Joystick 2:

Left: ←
Right: →
Up: ↑
Down: ↓
Fire: Left CTRL

C64 Emulator © 2023 Thomas Hochgoetz.
We offer no C64 downloads due to copyright.

How to Play Operation Mainframe

Getting Started

Click the "Start Game" button to load Operation Mainframe directly in your browser. This Text only game from 1985 runs using our Commodore 64 emulator - no downloads, plugins, or installation required.

Game Controls

Use the keyboard controls shown in the Joystick Controls section above. By default:

Movement: WASD keys or Arrow keys
Action/Fire: Left SHIFT or Left CTRL
Switch Joysticks: Click the joystick swap icon if the controls don't respond