D3E Download Site
D3E is distributed on an Open Source basis under the following License (based on the BSD license).
D3E downloads are hosted courtesy of SourceForge.
Note: Open University staff should check out the OU-D3E service and download the OU-edition of the Publisher's Toolkit.
Full D3E +/or Ubiquitous D3E.
plus a discussion system:
Download executables and sources.