Free & Open Source RTS Games

129 free, open-source rts 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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Dune Legacy

Clone of Dune 2

Platforms:WindowsLinuxOSX

LicenseGPL2*

Genre: Real-Time Strategy

Theme: Sci-Fi

FreePop

Clone of Populous II

Platforms:None

LicenseGPL2*

Genre: Real-Time Strategy

Theme: Management

Gigalomania

Clone of Mega-Lo-Mania

Platforms:WindowsLinuxOSX

LicenseGPL2*

Genre: Real-Time Strategy

Theme: —

Glest Advanced Engine

Clone of Glest

Platforms:WindowsLinux

LicenseGPL2*

Genre: Real-Time Strategy

Theme: Medieval

Herzog 3D

Clone of Herzog Zwei

Platforms:None

LicenseGPL2*

Genre: Real-Time Strategy

Theme: —

Original game image

Legionnaire

Clone of Legionnaire

Platforms:Atari

LicenseUnknown

Genre: Real-Time Strategy

Theme: —

OpenPop

Clone of Populous: The Beginning

Platforms:Windows

LicenseGPL3*

Genre: Real-Time Strategy

Theme: —

Original game image

Real-time Command to Conquer

Clone of Command & Conquer

Platforms:TI calculator

LicenseUnknown

Genre: Real-Time Strategy

Theme: Modern Military

Original game image

Seven Kingdoms: Ancient Adversaries

Clone of Seven Kingdoms

Platforms:WindowsLinux

LicenseGPL2*

Genre: Real-Time Strategy

Theme: —

Original game image

Star Trek New Worlds Source Code

Clone of Star Trek: New Worlds

Platforms:Windows

LicenseUnknown

Genre: Real-Time Strategy

Theme: Sci-Fi

Zed Online

Clone of Z

Platforms:Windows

LicenseGPL3*

Genre: Real-Time Strategy

Theme: Sci-Fi

Zod Engine

Clone of Z

Platforms:WindowsLinux

LicenseGPL3*

Genre: Real-Time Strategy

Theme: Sci-Fi

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