Groups comparison

Grid - 1972 to 2023
Uses a grid of any shape or type.

Rectangular grid (Square grid;rectgrid) - 1973 to 2023
Uses an ordinary grid of 4 sided convex shapes (rectangles, squares, etc.).

Volume grid - 1974 to 2014
Uses any shaped grid with volume.

Hexagonal grid - 1976 to 2024
Uses grid of 6 sided convex shapes.

Irregular grid - 1982 to 2020
A 2D space of irregular or arbitrary divisions used as if it were a regular grid. Divisions such as divided territories (but not settlements) on a map

Triangular grid[Triangle grid] - 1988 to 2019
Uses grid of triangles.

Microgrid - 1990 to 2015
Uses grid-size that is significantly smaller than most entities placed on that grid, most notably the player character and other creatures.

Asymmetric non-irregular grid - 2012 to 2014
The shapes in the grid are asymmetric but not irregular.