ANAmap VS Dungeon Tile Mapper

Tabletop RPG Map editor 2 - RPG Map II is a “tabletop RPG” oriented map maker, created with the “keep it clean & simple” philosophy in mind.

PyMapper - Drag and drop tile based mapping program.

Campaign Cartographer - Campaign Cartographer is the leading map making software for games (RPGs, miniatures and wargaming).

Fractal Mapper - With Fractal Mapper, creating worlds has never been so easy!

Inkarnate - A free-form map editor for role-playing games, focusing on overland and continental maps.

Tiamat - Tiamat is Web 2.0 Tile Mapper; Ideal for creating miniature scale maps for role playing and miniature games.