Downloading Delta3D 2.8.0 from the developer's website was possible when we last checked. We cannot confirm if there is a free download of this software available. Delta3D lies within Photo & Graphics Tools, more precisely Viewers & Editors. This free tool was originally produced by Delta3D. The most popular versions of the tool 2.5, 2.3 and 1.4. We recommend checking the downloaded files with any free antivirus.
From the developer:
Delta3D is a widely used and well-supported open source game and simulation engine. Delta3D is a fully-featured game engine appropriate for a wide variety of uses including training, education, visualization, and entertainment.
You may want to check out more software, such as Simple Slide Show, Flash MX or Batch JPEG Rotator, which might be related to Delta3D.