A Graphical Interactive Environment (GIE) for the IDP system.

Features include:

• Graphical 2d rendering using the Cairo vector graphics engine to both the screen and a .pdf file.
• A webserver that displays webpages and alters theories based on users interactions.
• Defining hooks that alter the IDP theory and recalculate results.

The software is licensed under the terms of the GNU General Public License version 3.