MMO is an abbreviation for "massively multiplayer online," a kind of game that allows an extremely large number of concurrent players in a shared world.

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What is the name of the AI/algorithm used by most MMOs for monsters or mobs?

Is there a standard name for the (fairly dumb) AI that most MMOs use where you 'aggro' a monster/mob when you are within a certain radius of it, and the monster chases your character for a set amount ...
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3answers
3k views

Tips for implementing MMO quest mechanics?

What tools, patterns, or best practices would you recommend to implement the quest mechanics given below listed requirements? I am talking about software architecture (how generic should you be) and ...
51
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10answers
14k views

What kind of databases are usually used in an MMORPG? [closed]

Do people write their own DB for some reason?
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6answers
1k views

MMO Performance

To give a bit of background, I'm developing an MMO in the web browser. Crazy? Yes, but it certainly isn't impossible. The server sends updates to the client by means of long-polling JSONp tags which ...
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7answers
3k views

List of Anti-Cheat Packages for MMOs? [closed]

i would like to start this topic for programs to counter-attack link text. I am not aware of a big list but with everyone's help i hope to make this a fine topic. Posting format: NAME: nProtect ...
8
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4answers
2k views

Anti-Cheat for MMOs issues and solutions? [closed]

Most online games suffer for this problem and there are some software companies out there to cover this but recently from what I've seen most companies are trying to avoid those programs creating ...
5
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2answers
1k views

XNA for multiplayer game?

I've made a few games without using XNA and recently started to see some documents and samples around and took an interest on it but i have a few doubts for going into it or not. What limitations do ...
137
votes
31answers
15k views

How do you prevent inflation in a virtual economy?

With your typical MMORPG, players can usually farm the world for raw materials essentially forever. Monsters/mineral veins/etc are usually on some sort of respawn timer, so other than time there ...
18
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9answers
1k views

How do/should MMOs handle disconnection during PvP?

In an MMO (not even necessarily an MMORPG) what are some techniques for dealing with players disconnecting in the middle of PvP? In particular - how do you avoid adversely affecting people who get ...
6
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2answers
2k views

What are some good MMO middleware server packages? [closed]

If you have any experience with any MMO middleware packages and have any positive or negative experiences with them, your feedback will be appreciated. Specifically I'm looking for server packages. ...
95
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23answers
42k views

Why is it so hard to develop a MMO? [closed]

I want to develop a MMO like World of Warcraft, but some basic research says that is going to take months (if not years) and cost a lot of money. I'd like to know why.