Here is the list of games, that are very similar to Gaia Online:
RinkSters a virtual ice hockey game that is experienced at a Ski Resort! What is so cool is that you can pick your favorite team jersey! Pick and choose whatever hockey gear you desire! Experience the excitement of the game while playing mini-games and competing with other players from around the world!
Wizard 101, if you like magic and adventure you will love Wizard 101! You will learn magic spells and how to use them! You will be among many others that are just like you! The main goal is to save the school and have fun while doing it!
Maid Marian is an awesome way to make new friends while learning how to drive that new sports car, or learning how to dance, and you will have the chance to interact and kill horrible monsters! Do not forget that you will be able to create you very own music and enjoy shoot tanks as well!
Puzzles, quests, and oh so much more await you in the always fun Pirate 101. This is where cartoonish graphics and exciting gameplay combine to create an experience that even adult players will love. You will find yourself completing every quest and dominating the game in no time because you will not want to put it down.
Fiesta Online is constantly changing for you to have a different adventure every time! They are adding languages as we speak so others can play from all corners or the world! Be sure and watch your back because you never know what may lurk around the next corner!
Milmo for the gamer who loves to explore and loves a great adventure! The setting for this game is on an island and you will have to locate the buried treasure in order to create that ultimate weapon that you have longed for! You will never grow bored with this awesome game!
Pora Ora the game parents have been wishing for and the children love to play! You will not only enjoy the game play but you will learn as you go! This game is perfect for the person who is having trouble with math or geography! Come learn with us through playing our game!
Dofus a game made for the kid in you! If you like cartoons then you will like this game. This game has classes for you to choose from for your character. Each class has their very own attributes and strengths! As you play you will gain experience and points.
Mystical Land is an awesome game that has several activities for you to enjoy! These activities are farming, wood-working, bug-catching, fishing, and many more! Whether you are a priest or a warrior you can enjoy this game and the many adventures it has to offer!
For even more games that are like Gaia Online, check out Social Worlds category.