pgf/TikZ diagram editor
Un éditeur des diagrammes Entité/Association sous Processing
Free yourself
GIMP (GNU Image Manipulation Program) is a free image editor
XBM images are displayed in actual size and in an enlarged edit grid.
Former project page
Extensible vector graphics editor with Latex text support.
Create symmetric sprites: browse, save to PC, or store online
Split and Rejoin sprite sheets.
A graphical Finite State Machine (FSM) designer.
Font editor
Easy creation of normal maps
Presenting a tool to create printable cards for stereoscopic viewing.
FNT Font editor
Have fun with images!