MMORPG Maker XB is described as 'Powerful multiplayer game development and authoring tool. Best of all, the MMORPG Maker XB suite can be used to create professional games with little to no programming skills required' and is a game development tool in the development category. There are four alternatives to MMORPG Maker XB, not only websites but also apps for a variety of platforms, including Windows, Linux, Mac, iPhone and Steam apps. The best MMORPG Maker XB alternative is RPG Maker. It's not free, so if you're looking for a free alternative, you could try PaletAI or Open RPG Maker.