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.

learn more… | top users | synonyms (2)

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How do I create a big multiplayer world in UDK?

I want to create a big multiplayer world in UDK and I'm having a few difficulties. I created the biggest terrain possible but then any terrain related action I do takes forever. However, I've seen ...
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2answers
2k views

NoSQL (CouchDB) database design for MMORPGs

Are there any pratical examples of database implementation for an MMORPG in CouchDB? Even a detailed thesis? I've looked but found very little on practical examples and not even find any good UML ...
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1answer
814 views

Strategy/City Builder browser game - technical details

I actually have multiple questions into one. Hopefully someone can hit all of them. I wanted to give a try at a massively multiplayer web based game. Basically, the game would have similarities to ...
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1answer
904 views

MMO Proxy Server

I am building an MMO and someone told me I should never have my application interfacing directly with the net, and that I should have a local proxy. This makes sense, with security issues and scaling ...
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5answers
409 views

Player choices affecting a massive online world

Current generation MMOs are pretty static in that choices don't really affect the world for more than the scope of one or two quests -- but that doesn't give you a good sense of immersion, simply a ...
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2answers
2k views

How do MMO servers communicate with players who are behind a NAT?

I'm now planning to develop a real-time mmo in the future using udp as the transmission protocol since it has lesser overheads than tcp... I understand that between the client and the server, they ...
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3answers
443 views

Best way to implement mouse-based movement in MMOG

I want to design an MMO where players click the destination they want to walk to with their mouse and the character moves there, similar to Runescape in this manner. I think it should be easier than ...
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1answer
649 views

MMO lag compensation problem

i'm writing small mmo, using boost library, i want to make it non-target game, but when i came to part where i need to save previous game states i became confused. How to implement game world, npcs, ...
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3answers
3k views

Low traffic client synchronization with server in MMO

I am implementing MMO where player flies in space on his starship controlling it with arrow keys and cooperate with other players. I want to implement it so that player will be able to dodge his ship ...
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2answers
167 views

Transition Player Position

I'm currently working on a Java MMO with a pretty solid start, but I've come across an issue I need a little help with. I'm working on player positions. Meaning their X/Y on the screen, if the ...
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3answers
373 views

Should there be a limit to how many in game models there is for a 3d MMORPG?

I was considering building a character creator/customizer program that would enable a player to create their own 3d model based off of a series of preset body parts. i.e. A player could choose to add ...
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3answers
3k views

For making an online multiplayer browser-based game, what tech would be more efficient to use? [closed]

I asked a partial question on stackoverflow, and then realized that this would be the place to get a better answer because this is the game dev website, and you all may know more than the programmers ...
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1answer
664 views

Database for increased scalability in a mmorpg? [closed]

I am planning a simple MMORPG, but even though it's a small, open source project, I'd like to have the best quality database. Which would be the best database software to use? Examples: SQL - MySQL, ...
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4answers
5k views

Should collision detection be done server-side or cooperatively between client/server?

I am working on an online game that will have very heavy collision detection processing. Player models will collide with other players, mobs, structures, terrain, and solid objects that only exist ...
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4answers
3k views

What language to use to create a browser-MMO? [closed]

I have a game ready to be implemented (Class Diagrams and other UML stuff are good). Here are some characteristics: MMO. Browser game and download-game. Multiplatform. With 2D graphics. Real time. ...
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4answers
3k views

Is it possible to make an MMO game with Flash and ActionScript?

Is it possible to make an MMO game in Flash CS5 with ActionScript 3.0? I'm not asking how, but I'd also like to see some examples if it's already been done.
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1answer
599 views

Securing a TCP connection on iOS for an MMO

I am currently building an iOS MMO and I'm leaning towards using TCP as my networking protocol over the higher level HTTP (for the speed difference and the fact that it does not require the client to ...
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2answers
744 views

How should I check if a player has completed an achievement?

I'm making an MMO game and I just got to a point where I need to implement achievements... How do I do that? The most straight forward thing to do would be to run this once every 100ms,: for a in ...
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4answers
1k views

How does a wow server handle which player position to set to each nearest players?

I already understood how game developers could create very large game levels, bypassing the floating point precision limit. This was my very first mind boggling question, and I understood it when I ...
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0answers
122 views

In a browser based MMO RTS… Art? [duplicate]

Possible Duplicate: How do I find artists to work on my game? I'm a little confused about how to go about this: I plan on developing an MMO RTS with some friends, but nothing is certain ...
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1answer
7k views
4
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3answers
4k views

What languages are required for an mmo browser game?

What 'Things' are required for this sort of game? I understand java, c++, javascript, and objective c (iphone programming) fairly well, however I know nothing about networking programming, but I do ...
4
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1answer
452 views

In MMO game, how to handle user characters, who are offline?

In my medieval MMO game, players have their own character, that represents themselves inside game. Like a King. Players could have cities and armies, but King acts as main driving force. Then it ...
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2answers
292 views

What use for a 3d browser based multiplayer online game?

Can you help me choosing the right tools for this project? It's a 3d browser based multiplayer online fighting game. A few 3d functions are necessary for positioning, but no heavy rendering will ...
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1answer
1k views

Browser based MMO [closed]

We are a team of 4 trying to develop a browser based MMORPG. Its partially text based in a way like Might and Magic. The world map would be in 3D and actions would be automatically resolved. The game ...
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4answers
2k views

What data structure should I use for a Diablo/WoW-style talent tree?

I'm considering implementing a talent-tree system for an online RPG, similar to that seen in World of Warcraft, where acquiring a skill unlocks the next "tier" beneath it in the tree. Does anyone ...
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1answer
354 views

programming light sources in java

I was making a game and I wanted to program light sources but I don't know how to. every where I search it comes up with lightweight java. Can any one offer any help. Its a birds eye view mmorpg. Can ...
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1answer
233 views

Handling different version clients in a multiplayer game

What are various ways of handling different version clients in multiplayer games? For example, when there's an update, some games allow you to play with people who have a different version of the ...
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4answers
2k views

How should I track players' real-time positions in an MMO?

How do you keep track of the positions of the players in a MMORPG? I read that you can use either a database or you can store the coordinates in files. I tried using a database but it was slow. How ...
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3answers
9k views

Cost of game development and maintenance of an MMORPG

I am doing a project and I have a few questions about game development/maintenance costs. For a MMORPG like Second Life, how much does it cost to develop and maintain? Maintain as in servers' ...
3
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1answer
188 views

Rate-limiting players actions in a multiplayer game

I'm thinking about building a multiplayer game with combat between players and monsters. Actors need to have a maximum actions per minute, otherwise users could cheat by holding down the attack key. ...
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3answers
220 views

What are the different ways to balance an online multiplayer game where user spend different amounts of time online?

Let's consider a game where every player is building his own medieval town. To make this question simple, let's assume that, on this persistent world, some people will play an hour every day (heavy ...
26
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6answers
4k views

Who does the AI calculations in an MMO?

I am building an MMO and want to add NPCs. The thing is I don't know the basic design. What does the calculations, the clients or the server? I would understand the server calculating events and ...
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4answers
651 views

What are the Elements of an MMO Game?

I would really appreciate it if there aren't any answers like "Making MMOs is too expensive", "Don't even try making an MMO!" etc. I'm trying to point out the elements/jobs that establish an MMO ...
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2answers
1k views

is it possible to make a MMO starting with scalable hosting?

I made a really basic 2D RPG. I want to know whether I can turn it into a free to play MMO. I cannot afford to rent a server with enough capacity to serve a big number of players but I'm wondering ...
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1answer
2k views

Java or Flash for MMO Game?

I hope this question hasn't been asked before. I'm thinking of creating an MMO game, perhaps for Facebook. I've investigated the options of using Java or Flash/Flex. But I'm still not sure which to ...
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3answers
403 views

Amateur / Independent (m)MORPG Team management

I would like to ask you all a question about how I should be going about creating and especially maintaining an Amateur/Independent team for quite a big project. I'm specially interested about common ...
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2answers
2k views

MMO architecture - Highly Scalable with Reporting capabilities

A friend of mine is asking me to help out on a project of his, I have done a small amount of game development before, but mainly do application and enterprise development these days. He is asking me ...
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2answers
2k views

How to manage requests for a MMOG?

I read that most servers handle more than 50 requests per second. Is this true? how many requests can a normal server handle? How do MMOG manage requests having to update player actions instantly?
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1answer
349 views

What is the growth rate of MMORPG programmers? [closed]

I am wondering if anyone has an estimate of what the growth rate is for developers (programmers) with knowledge of how to build AAA MMOs1? Thanks
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3answers
1k views

Writing a minimalistic server for vanilla WoW [closed]

This is about a personal project I've been longing to do for some time now. Since a while now I have stopped playing WoW, but as I'm quite experienced in C++ I thought I'd try the following: Write a ...
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2answers
2k views

What are some typical server/vps/colo hosting costs for deployed MMOs?

From my estimates the MMO I'm designing can support 500000 concurrently connected non-idle users (and still be able to you know, do stuff) for about $1700/month in total hosting costs (includes ...
2
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3answers
1k views

Pub/Sub or message passing in multiplayer server backend?

For my masters thesis I'm going to develop a scalable multiplayer server for locationbased games. It's going to be a "service oriented architecture" e.g. one dedicated service for positions, one for ...
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3answers
1k views

What does it really take to make an MMORPG/Where should I go from here? [closed]

Foreword: I am posting this on answers.onstartups and gamedev.stackexchange because the expertise from each area will likely contribute useful information. Also, I saw similar questions to this, but I ...
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2answers
220 views

Are there alternatives to ChatBlade similar in features?

ChatBlade is an MMO middleware for handling client side chat in (massively) multiplayer environments. I am looking for a royalty-free, cheaper (<1k) alternative (C++ or dll preferred) that would do ...
8
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2answers
1k views

How to manage all the NPC/AI objects on the server?

I'm writing a simple MMO, and currently have the the server-client architecture in place for multiple users to see each other and be able to move around together...now its time to add enemies. Was ...
7
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4answers
422 views

Job title for a roleplaying event gamemaster in an online RPG?

I'm considering creating a position in an online RPG where the responsibilities would mainly involve conceiving roleplaying-oriented events and plotlines and executing on them using developer tools ...
5
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1answer
212 views

How to test a network game on a mobile device

I am looking to test a network game with say, 10 or more users, on a mobile device. Think of it like an MMO with a lot less users. (Assuming I can get 10 running, I'd test for more users later) The ...
3
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2answers
787 views

Efficient player state architecture in Google App Engine

I am investigating Google App Engine for use in a browser based MMO. The player will make a server request when ever they build, buy or do any other action that the server needs to process. Therefore ...
8
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2answers
4k views

Information on seamless MMO server architecture

I'm looking for any material on seamless MMO servers! I do have a few articles in the "Massively Multiplayer Game Development" books and "Game Programming Gems 5." Has anyone experience on that topic ...