Operation Harrier
Atari ST, Amiga
Operation: Harsh Doorstop
Windows
Operation: Harsh Doorstop "Closed Beta"
Operation Hormuz
ZX Spectrum, Commodore 64
Operation HuntingHawk : Breakthrough
Operation: Inner Space
Software Dynamics
Operation Insanity
Operation Jaeger
Operation Keystone
Operation KREEP
Operation Lemming
Operation Logic Bomb
Super Nintendo Entertainment System
Jaleco
Operation Lone Wolf
Operation Lovecraft: Fallen Doll
Project Helius
Operation Marakudja
Operation Market Garden
Apple II, Atari 8-bit family, Commodore 64
Operation: Matriarchy
Operation Nemo
Amstrad CPC
Coktel Vision
Operation Neptune
Disk Operating System, Windows
The Learning Company
Operation: New Earth
macOS, Windows
Hunted Cow Studios
Operation Night Strikers
Windows, Nintendo Switch
M2
Operation Noogy
Operation NOVEL: Act 1
Android, macOS, Windows
Homeschool Studios
Operation Octo
macOS, Linux, Windows
Operation of North Kingdom
Operation: Ops
Operation Osama Bin Laden
Operation Outsmart
Operation Overlord: The Invasion Of Europe
Operation Pill
