Cloned Games

Free & Open Source Simulation Games

221 free, open-source simulation games — real clones and remakes you can download, inspect the source of, and modify. Not just free to play: the code itself is open.

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Lost Mine

Clone of Lost Dutchman Mine

Platforms:WindowsLinuxOSX
LicenseBSD2*
Genre: Adventure
Theme: Western
Lunar screenshot
Lunar

Clone of Lunar

Platforms:Atari
LicenseUnknown
Genre: Simulation
Theme: —
Lunar ship simulator screenshot
Lunar ship simulator

Clone of Lunar Lander

Platforms:HP calculator
LicenseGPL2*
Genre: Simulation
Theme: —
MacJJFFE screenshot
MacJJFFE

Clone of Elite III

Platforms:OSX
LicenseUnknown
Genre: Action
Theme: Sci-Fi
Moon Lander screenshot
Moon Lander

Clone of Lunar Lander

Platforms:WindowsLinux
LicenseBSD*
Genre: Simulation
Theme: —
Naev screenshot
Naev

Clone of Escape Velocity

Platforms:WindowsLinuxOSX
LicenseGPL3*
Genre: Action
Theme: —
No Gravity screenshot
No Gravity

Clone of Wing Commander series

Platforms:WindowsLinuxBeOS
LicenseGPL2*
Genre: Action
Theme: Sci-Fi
No preview
Olympia PBEM

Clone of Olympia PBEM

Platforms:None
LicenseBSD*
Genre: Turn-Based Strategy
Theme: Fantasy
No preview
Olympia g3

Clone of Olympia PBEM

Platforms:Windows
LicenseBSD*
Genre: Turn-Based Strategy
Theme: Fantasy
OpenCity screenshot
OpenCity

Clone of SimCity

Platforms:Windows
LicenseGPL2*
Genre: Simulation
Theme: Management
OpenTrek screenshot
OpenTrek

Clone of Super Star Trek

Platforms:WindowsLinux
LicenseGPL2*
Genre: Simulation
Theme: Sci-Fi
Pizza Business screenshot
Pizza Business

Clone of Pizza Tycoon

Platforms:WindowsLinux
LicenseGPL2*
Genre: Simulation
Theme: —
Pizza Legacy screenshot
Pizza Legacy

Clone of Pizza Tycoon

Platforms:WindowsLinuxOSX
LicenseGPL3*
Genre: Simulation
Theme: —
Pocket Music screenshot
Pocket Music

Clone of Pocket Music

Platforms:Game Boy
LicenseUnknown
Genre: Rhythm
Theme: —
Privateer - Gemini Gold screenshot
Privateer - Gemini Gold

Clone of Wing Commander: Privateer

Platforms:WindowsLinuxOSX
LicenseGPL2*
Genre: Action
Theme: Sci-Fi
Rocket screenshot
Rocket

Clone of Lunar

Platforms:Atari
LicenseUnknown
Genre: Simulation
Theme: —
No preview
Scram

Clone of Scram

Platforms:Atari
LicenseUnknown
Genre: Educational
Theme: —
No preview
Soul Ride snowboarding simulation

Clone of Soul Ride

Platforms:WindowsLinux
LicenseGPL2*
Genre: Sports
Theme: —
Space Glider screenshot
Space Glider

Clone of Starglider 2

Platforms:WindowsLinuxDOS
LicenseUnknown
Genre: Simulation
Theme: Sci-Fi
No preview
Stellar Frontier

Clone of Stellar Frontier

Platforms:Windows
LicenseUnknown
Genre: Simulation
Theme: —
The Clue! screenshot
The Clue!

Clone of The Clue!

Platforms:Windows
LicenseGPL2*
Genre: Adventure
Theme: —
No preview
Theme Park Builder 3D CAD

Clone of Theme Park

Platforms:None
LicenseGPL3*
Genre: Strategy
Theme: Management
No preview
Trust & Betrayal

Clone of Trust & Betrayal: The Legacy of Siboot

Platforms:Classic Mac OS
LicenseUnknown
Genre: Educational
Theme: Sci-Fi
World Train Royale screenshot
World Train Royale

Clone of World Train Royale

Platforms:Windows
LicenseUnknown
Genre: Simulation
Theme: —
No preview
flOw flash version source code

Clone of flOw

Platforms:None
LicenseUnknown
Genre: Simulation
Theme: —
glFFE screenshot
glFFE

Clone of Elite III

Platforms:Windows
LicenseUnknown
Genre: Action
Theme: Sci-Fi

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