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MU Online

Blog posts about MU Online in general

C#

Optimized pathfinding

After some tests of the community, we found that many instances of monsters on a map will cause a lot of memory usage. As I found out, the root of the cause was

  • Sven
2 min read
OpenMU

Project Status - Easter 2020

I want to give a short status update on the OpenMU project.

  • Sven
2 min read
C#

Demo Console Client for MU Online

For a test of the new nuget packages of MUnique.OpenMU.Network.Packets I wrote a small demo client. You can find the source code here: https://github.com/sven-n/MuConsoleTestClientIt encapsulates most

  • Sven
1 min read
MU Online

SimpleModulus revisited

Recently, I was working on getting game client version 0.75 to work with OpenMU. One big obstacle was the SimpleModulus encryption which was somehow different in the earlier versions of MU Online.

  • Sven
2 min read
MU Online

On item duplication exploits and how to prevent them

Hello, first of all, if you're Webzen or a private MU Online server owner or developer, don't take this post as a threat. These item duplication examples which I will describe are known

  • Sven
7 min read
MU Online

About game server architecture patterns

Hey there, I found a really nice blog about game server architectures: https://gameserverarchitecture.com If I would categorize the original MU Online game server into one of the mentioned architecture patterns, it's

  • Sven
1 min read
Release

MUnique OpenMU Network Analyzer

Hey people, today I release a little tool to analyze network traffic between server and client which use the mu protocol. The cool thing is, the packet structures are defined in xml files,

  • Sven
1 min read
OpenMU

A closer look at the MU Online packet encryption

in the past days I wondered why some parts of the encryption and decryption keys for the network packet encryption (aka SimpleModulus) are actually the same. So I tried to dig a bit

  • Sven
4 min read
OpenMU

Naming of the OpenMU Project

There are only two hard things in Computer Science: cache invalidation and naming things. -- Phil Karlton Some of you might have noticed, that there is a private MU Online Server "OpenMu&

  • Sven
1 min read
Release

There it is :)

I finally decided to push my project to GitHub. You can find it here: https://github.com/MUnique/OpenMUAbout the current state:It's not complete, and probably there are many bugs left. I

  • Sven
1 min read
OpenMU

A little status update

Hey, I guess you wondered why it takes so long until I put my stuff on GitHub. I hope you understand, that I don't want to put some broken stuff online - I

  • Sven
1 min read
MU Online

MU Online Season History

I guess some people wondered which features got added to MU Online with each new season. Me too, so I did some research until Season 6 some time ago. Here are my notes:

  • Sven
1 min read
MU Online

Coming soon

I'm preparing of going open source with my little game project, which I want to publish under the MIT license. It's a game server implementation (some people would call it an emulator) of

  • Sven
1 min read
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