There is a bunch of Draw2d Examples, currently NOT bundled with the GEF SDK, which can be obtained from the GEF source code repository.
There are four reference examples for GEF (MVC), which are bundled with the SDK and can as well be obtained via the GEF cvs repository:
- Logic Editor Example
- Flow Editor Example
- Shapes Editor Example
- Text Editor Example
Besides, there are the following, not officially maintained examples (which are also not bundled with the GEF SDK, but can as well be accessed via the GEF source code repository):
There is a set of Zest Snippets] to demonstrate the usage of the Zest component. There is also a PDE incubator component which may serve as a demonstration example for Zest, the Plug-in Dependency Visualization.