There was a download of ESOP 5.5 on the developer's website when we last checked. We cannot confirm if there is a free download of this software available. The program's installer files are generally known as Esop.exe, EsopStart.exe or sllauncher.exe etc.
This free PC program was developed to work on Windows XP, Windows Vista, Windows 7, Windows 8, Windows 10 or Windows 11 and can function on 32-bit systems.
According to the results of the Google Safe Browsing check, the developer's site is safe. Despite this, we recommend checking the downloaded files with any free antivirus software. ESOP lies within Photo & Graphics Tools, more precisely 3D Design. The most popular versions of the ESOP 5.5, 4.4 and 4.1. The actual developer of the free program is Autodesk Inc.
From the developer:
ESOP is software developed for Component Design and Analysis based in MS Excel®.
ESOP is an incredibly flexible software package which can communicate with ROBOT Millennium via the Robot Open Standard (ROS).
Data can be transferred from ROBOT Millennium for design of Steel Moment Connections etc or sent back from ESOP for model creation etc.
You may want to check out more software, such as AllyCAD, Silo or Ez-Architect, which might be similar to ESOP.