GDD starts with assembling of an idea for game. GDD records all the minute details of a project. It is said that a good GDD can lead to great games.
GDD can also be called a blue print of project. GDD contains all the necessary details like version, platforms, game play, HUD, powerups, design, characters, environments and all the necessary details required to make a game.
Game design is part of a game's development from concept to its final form. Typically, the development process is an iterative process, with repeated phases of testing and revision. During revision, additional design or re-design may be needed.
Game development, production, or design is a process that starts from an idea or concept. Often the idea is based on a modification of an existing game concept. Independent developers rely on financial support from a game publisher. They usually have to develop a game from concept to prototype without external funding.
Games are made in many styles there are different players for different games. Games are divided into many genres like:-
Action, Beat 'em up, Fighting, Platform, Shooter, Survival, Action-adventure, Stealth, Survival horror, Adventure,
Interactive fiction, Interactive movie, Visual novel, Role-playing
Action role-playing, Tactical role-playing, Simulation, Construction and management, Life simulation, Sports, Vehicle, Strategy, Multiplayer online battle arena, Real-time strategy, Real-time tactics, Turn-based strategy, Turn-based tactics, Massively multiplayer online
Multiplayer games allow multiple players to play in the same game environment, at the same time. Players can compete against one another or play cooperatively as a team. Multiplayer is no longer an add-on to single player games, but is now a completely multiplayer-focused game.