Flash MMO is a flash online game which can be edited into your own vision using flash 8 and up its free and you get helpful support.
Come check it out a while back I posted Flash MMO and C++ which was my v1.0
but not I have v2.0 its alot better and faster than v1.0 it also has things people were asking about constantly like login and registration as a plus it has mysql database/ text based database so its very open to do what you want
Well heres the link Hope you guys check it out worked hard on it here is the link:
Alright well when you have both basically open up the projectore which is the .exe and run the server and try connecting using the username and password
username/password lol thats the login.
That is basically how it works but thats on a quick overview then you go in and you can start editing the way you want to like adding more maps and stuff.