What are the categories of RPGs?

Categorized into standard RPG, ARPG (ACT+RPG), SRPG (SLG+RPG), and European and American RPG.

A role-playing game, or RPG for short, is a type of game. In the game, the player is responsible for taking on the role of this character in a realistic or fictional world.

The player is responsible for taking on one or more roles and developing the role through a number of actions under a structured set of rules. The player's success or failure in this process depends on a formal system of rules or courses of action.

Tabletop:

Table-top Role-Playing Game, or TRPG, sometimes referred to as a "pen-and-paper" (PnP) game, which typically begins with a small social gathering. party.

First, the gamemaster gives an overview of the game world and its inhabitants, then the other players describe their character's next move, and the gamemaster relies on the game's systems to make a judgment call and describe what happens, or in some cases the gamemaster plays the game.