A game development tool is a specialized software application that assists or facilitates the making of a video game. Some tasks handled by tools include the conversion of assets (such as 3D models, textures, etc.) into formats required by the game, level editing and script compilation. Almost all game development tools are developed by the developer custom for one game, or by a console manufacturer (such as Nintendo or Microsoft) as part of a game development kit. Though tools may be re-used for later games, they almost always start out as a resource for a single game. While many COTS packages are used in the production of games—such as 3D packages like Maya and 3D Studio Max, graphic editors like Photoshop and IDEs like Microsoft Visual Studio—they are not considered solely game development tools since they have uses beyond game development. The game tools may or may not be released along with the final game, depending on what the tool is used for. For contemporary games, it is common to include at least level editors with games that require them. History Early in the history of the video game industry, game programming...