https://confbuild.com/legal/Create stunning 3D configurators effortlessly without programming.Hugoenhttps://confbuild.com/legal/open-source-notices/https://confbuild.com/legal/open-source-notices/<section class="legal-page"> <div class="legal-card"> <p class="legal-date">Last updated: June 11, 2026</p> <p class="legal-lead">This page lists the Open CASCADE Technology related open-source components distributed with confBuild's web application and hosted configurator experience.</p> <p class="legal-note">For questions about these notices or corresponding source materials for a specific deployed binary, contact <a href="mailto:daniel@confbuild.com">daniel@confbuild.com</a>.</p> <div class="legal-content"> <h3>1. Open CASCADE Technology (OCCT)</h3> <p>confBuild uses Open CASCADE Technology through JavaScript/WebAssembly integrations for exact CAD modeling and STEP/IGES/BREP import workflows.</p> <ul> <li><strong>License:</strong> GNU Lesser General Public License version 2.1 with the Open CASCADE Exception 1.0.</li> <li><strong>Official licensing page:</strong> <a href="https://dev.opencascade.org/resources/licensing" rel="noopener noreferrer">dev.opencascade.org/resources/licensing</a></li> <li><strong>Source code:</strong> <a href="https://github.com/Open-Cascade-SAS/OCCT" rel="noopener noreferrer">github.com/Open-Cascade-SAS/OCCT</a></li> <li><strong>License texts:</strong> <a href="https://confbuild.com/legal/open-source/LGPL-2.1.txt">LGPL 2.1</a> and <a href="https://confbuild.com/legal/open-source/OCCT-exception-1.0.txt">Open CASCADE Exception 1.0</a></li> </ul> <h3>2. opencascade.js</h3> <p>confBuild uses <code>opencascade.js</code> as a JavaScript/WebAssembly port of Open CASCADE Technology for exact modeling operations.</p>