XPilotNG Map Editor allows you to edit/manipulate your favorite XPilot NG maps.
Joao Pedro S. Francese (Roma_emu)
Advance Wars Net Series Map Editor is a mapmaker-friendly editor.
Sterling Commerce, Inc
A generic 2D game tile map editor and a sprite/tile set editor. Included are a powerful import for s....
Multimedia Australia Pty. Ltd.
Easily make client-side HTML image maps for your website using this tool.
The Rails Map Editor allows you to create custom maps.
Spiral Graphics Inc.
This is a textures, animations, and HDRI environment maps editor.
TninkGraph is a graphic editor for drawing concept maps.
Strategy game with map editor for user-generated maps and missions.
Tiled is a general purpose tile map editor which supports different maps.
Easily create HTML image maps with this Photo Map Editor.
A free generic tile map editor for making maps to games that use tile graphics.
Optical Software Company
The Material Editor provides functions to create and edit materials and maps.
Solarus Quest Editor currently allows to create and modify maps.
The fGIS Editor can be used to create rich, detailed maps.