https://github.com/modernuo/ModernUO
Ultima Online Server Emulator for the modern era!
https://github.com/modernuo/ModernUO
c-sharp csharp csharp-core dotnet dotnet-core emulator gpl gplv3 mmo mmo-engine mmorpg mmorpg-server online rpg runuo server servuo ultima ultima-online uo
Last synced: about 2 months ago
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Ultima Online Server Emulator for the modern era!
- Host: GitHub
- URL: https://github.com/modernuo/ModernUO
- Owner: modernuo
- License: gpl-3.0
- Created: 2018-08-18T11:23:22.000Z (almost 7 years ago)
- Default Branch: main
- Last Pushed: 2025-04-09T23:47:28.000Z (about 2 months ago)
- Last Synced: 2025-04-10T00:30:42.021Z (about 2 months ago)
- Topics: c-sharp, csharp, csharp-core, dotnet, dotnet-core, emulator, gpl, gplv3, mmo, mmo-engine, mmorpg, mmorpg-server, online, rpg, runuo, server, servuo, ultima, ultima-online, uo
- Language: C#
- Homepage: https://www.modernuo.com
- Size: 38.4 MB
- Stars: 273
- Watchers: 25
- Forks: 171
- Open Issues: 49
-
Metadata Files:
- Readme: README.md
- Contributing: CONTRIBUTING.md
- Funding: .github/FUNDING.yml
- License: LICENSE
- Code of conduct: CODE_OF_CONDUCT.md
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README
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ModernUO [](https://muo.gg/discord) [](https://muo.gg/reddit/) [](https://muo.gg/twitter)
=====##### Ultima Online Server Emulator for the modern era!
[](https://github.com/modernuo/ModernUO/blob/master/LICENSE)
[](https://github.com/modernuo/ModernUO/stargazers)
[](https://github.com/modernuo/ModernUO/issues)
[](https://github.com/modernuo/ModernUO/actions)
[](https://dev.azure.com/modernuo/modernuo/_build/latest?definitionId=1&branchName=main)## Requirements
#### Supported Operating Systems
[](https://www.microsoft.com/en-US/evalcenter/evaluate-windows-server-2022)

[](https://www.debian.org/distrib/)
[](https://ubuntu.com/download/server)
[](https://alpinelinux.org/downloads/)
[](https://getfedora.org/en/server/download/)
[](https://access.redhat.com/downloads)
[](https://www.centos.org/download/)
[](https://get.opensuse.org/)
[](https://www.suse.com/download/sles/)
[](https://linuxmint.com/download.php)
[](https://archlinux.org/download/)#### Required Frameworks
##### All Operating Systems
[](https://dotnet.microsoft.com/download/dotnet/9.0)##### Windows
[](https://learn.microsoft.com/en-us/cpp/windows/latest-supported-vc-redist?view=msvc-170#visual-studio-2015-2017-2019-and-2022)#### Development
[](https://git-scm.com/downloads)
[](https://dotnet.microsoft.com/download/dotnet/9.0)#### Supported IDEs
## Getting Started
- Install prerequisite [requirements](https://github.com/modernuo/ModernUO#requirements)
- Clone this repository (or download the [latest](https://github.com/modernuo/ModernUO/archive/refs/heads/main.zip)):
- `git clone https://github.com/modernuo/ModernUO.git`
- Open `ModernUO.sln` to start developing## Building/Publishing
- Run `./publish.cmd [release|debug (default: release)] [os] [arch (default: x64)]`
- `os` - [Supported operating systems](https://github.com/dotnet/core/blob/main/release-notes/7.0/supported-os.md)
- `win` - Windows 10/11/2019/2022
- `osx` - MacOS 12/13/14 (Sonoma, Big Sur, Monterey)
- `linux` - Linux
- `arch`
- `x64` - Intel 64-bit
- `arm64` - ARM 64-bit (Windows Arm64 not supported)## Linux Prerequisites
### Fedora, CentOS, RHEL, etc
```shell
dnf upgrade --refresh -y
# CentOS does not come with EPEL enabled
dnf install -y epel-release epel-next-release
dnf install -y findutils libicu libdeflate-devel zstd libargon2-devel
```### Ubuntu, Debian, etc
```shell
apt-get update -y
apt-get install -y libicu-dev libdeflate-dev zstd libargon2-dev
```## OSX Requirements
```shell
brew install icu4c libdeflate zstd argon2
```## Running the Server
- Follow the [publish](https://github.com/modernuo/ModernUO#publishing-builds) instructions
- Run `ModernUO.exe` or `dotnet ModernUO.dll` from the `Distribution` directory on the## Troubleshooting / FAQ
- See [FAQ](./FAQ.md)## Want to sponsor?
Thank you for supporting us! You can find out how by visiting the [sponsors](./SPONSORS.md) page.## Collaborators
[](https://github.com/kamronbatman)
[](https://github.com/mark1145)## Thanks
- RunUO Team & Community
- [Voxpire](https://github.com/Voxpire), the ServUO Team & Community
- [Karasho](https://github.com/andreakarasho), [Jaedan](https://github.com/jaedan) and the ClassicUO Community