The graphical editing framework (gef) provides technology to create rich graphical editors and views for the eclipse workbench ui. it bundles three components:

* draw2d (org.eclipse.draw2d) - a layout and rendering toolkit for displaying
graphics on an swt canvas.
* gef (mvc) (org.eclipse.gef) - an interactive model-view-controler (mvc)
framework, which fosters the implementation of swt-based tree and
draw2d-based graphical editors for the eclipse workbench ui.
* zest (org.eclipse.zest) - a visualization toolkit based on draw2d, which
enables implementation of graphical views for the eclipse workbench ui.
plugin documentation that can be viewed within eclipse.