The 184.108.40.206 version of Obelisk2.1 is available as a free download on our website. The most popular version of the tool is 2.1. This free program was originally developed by Theben. The program's installer file is commonly found as Obelisk21.exe. The program lies within Development Tools, more precisely General.
From the developer:
You may want to check out more software, such as Chemical Predictor, wTeach or eNCOREVista, which might be related to Obelisk2.1.