The WoW Model Viewer is a stand-alone program that reads the data filesthat are included with the game, "World of Warcraft". This program allows you to view models from the game, and does its best to try and replicate and emulate the models to look just as they would in-game. What this program does NOT do, is allow you to "import" the characters you design into the wow gold for game. That is not what this program is about. This program does not interact with the game at all apart from reading in the data files. If you are looking for a way to "model change", then this is not the program for you.
No, both modelview and wow map viewer 3.3 mapview are offline tools. They do not affect the game, your play experience, and any other player's experience in any way. wow map viewer download You cannot be banned for using it because it doesn't do anything to the game.
Now, can Blizzard go after people wow map viewer wotlk who made mapview and modelview and have it taken down? Maybe, that's a gray area, but that doesn't have anything to do with you, only the creators of the program and the websites who host downloads for the program.