RunUO Alternatives

Apps similar to RunUO include ModernUO, which is free and open source. Other options are ServUO and Moongate. In total there are three apps like RunUO for self-hosting, Windows, Linux and Mac.

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RunUO alternatives page was last updated Mar 11, 2026

ModernUO
1 like
High performance & scalable Ultima Online server emulator.
Cost / License
Free
Open Source (GPL-3.0)
Platforms
Self-Hosted
Windows
Mac
Linux
Good alternative?Is ModernUO a good alternative to RunUO?
ServUO
1 like
An Ultima Online server emulator written in C# .NET.
Cost / License
Free
Open Source (GPL-2.0)
Platforms
Windows
Linux
Self-Hosted
Good alternative?Is ServUO a good alternative to RunUO?
Moongate
Like
Moongate is modern Ultima Online server built from scratch in C# with AOT compilation for high performance and nostalgic gameplay experience.
Cost / License
Free
Open Source (GPL-3.0)
Platforms
Self-Hosted
Docker
+4
Good alternative?Is Moongate a good alternative to RunUO?

3 of 3 RunUO alternatives