AeroPack is a collection of unique drawing tools created specifically for airplane design and drafting that can also read geometric information from the Advanced Aircraft Analysis (AAA) analysis modules. AeroPack is an add-on enhancement to Shark FX, which is a separate full featured 2D and 3D digital design solutions that provide versatile modeling practices and precision drafting capabilities all within one seamlessly integrated package. AeroPack is distributed by DARcorporation.

High Dynamic Range Images (HDRI) is a special image format that accurately specifies brightness values in a scene which create subtle lighting effects without having to specify light positions. Information and resources regarding HDRI and Shark are available at the link below.
http://blog.punchcad.com/index.php/20/hdri