A collection of developer tools for game-making on and for the Nintendo DS, including (but not limited to) content uploader, 2D game engine with sound, level and sprite editor.
Demo game "Apple Assault", with custom HUD on bottom scree
The Animation Editor (for modular animation)
Using InspectorWidget to check collision areas
a demonstration of the game engine running (gedsdemo-9914)
the level editor ... live on stage.
the user interface of Sprite Editor for DS