Multiverse is what you need
The Multiverse Platform makes developing your online game or virtual world a whole lot easier, with an easy-to-use development suite containing plenty of starter content, code and extensive documentation.
Multiverse: The Open Source MMO Development Platform
Open Source
Every line of code is freely available, so you can do what you want, whenever you want.
Intuitive Interface
Content-creation is incredibly easy, with the simple-to-use yet sophisticated Multiverse Tools set.
A Full Starter MMO
SampleWorld is a fully-functional MMO that you can either use as a reference, or adapt to suit your own needs
Fantastic Support
A bustling community of like-minded developers, willing to help you every step of the way.
Excellent Documentation
A Wiki overflowing with information, including tutorials, code snippets, game design theory and much more.
Developer Marketplace
A Marketplace where you can buy and sell assets and plugins that are instantly ready to use in your world. (Coming soon)
For more information on the Platform, visit our Overview page