<?xml version="1.0" encoding="UTF-8"?>
<urlset xmlns="http://www.sitemaps.org/schemas/sitemap/0.9" xmlns:xhtml="http://www.w3.org/1999/xhtml" xmlns:video="http://www.google.com/schemas/sitemap-video/1.1">
<url>
<loc>https://www.3d-tool.com/</loc>
<lastmod>2026-07-01</lastmod>
<xhtml:link rel="alternate" hreflang="en" href="https://www.3d-tool.com/"/>
<xhtml:link rel="alternate" hreflang="de-DE" href="https://www.3d-tool.de/"/>
<xhtml:link rel="alternate" hreflang="x-default" href="https://www.3d-tool.com/"/>
</url>
<url>
<loc>https://www.3d-tool.com/free-3d-cad-viewer/</loc>
<lastmod>2026-07-01</lastmod>
<xhtml:link rel="alternate" hreflang="en" href="https://www.3d-tool.com/free-3d-cad-viewer/"/>
<xhtml:link rel="alternate" hreflang="de-DE" href="https://www.3d-tool.de/kostenloser-3d-cad-viewer/"/>
<xhtml:link rel="alternate" hreflang="x-default" href="https://www.3d-tool.com/free-3d-cad-viewer/"/>
</url>
<url>
<loc>https://www.3d-tool.com/cad-viewer/practical-functions/</loc>
<lastmod>2026-07-01</lastmod>
<xhtml:link rel="alternate" hreflang="en" href="https://www.3d-tool.com/cad-viewer/practical-functions/"/>
<xhtml:link rel="alternate" hreflang="de-DE" href="https://www.3d-tool.de/cad-viewer/praxisnahe-funktionen/"/>
<xhtml:link rel="alternate" hreflang="x-default" href="https://www.3d-tool.com/cad-viewer/practical-functions/"/>
</url>
<url>
<loc>https://www.3d-tool.com/cad-viewer/functions-overview/</loc>
<lastmod>2026-07-01</lastmod>
<xhtml:link rel="alternate" hreflang="en" href="https://www.3d-tool.com/cad-viewer/functions-overview/"/>
<xhtml:link rel="alternate" hreflang="de-DE" href="https://www.3d-tool.de/cad-viewer/funktionsuebersicht/"/>
<xhtml:link rel="alternate" hreflang="x-default" href="https://www.3d-tool.com/cad-viewer/functions-overview/"/>
</url>
<url>
<loc>https://www.3d-tool.com/cad-viewer/visualize-3d-models/</loc>
<lastmod>2026-07-01</lastmod>
<xhtml:link rel="alternate" hreflang="en" href="https://www.3d-tool.com/cad-viewer/visualize-3d-models/"/>
<xhtml:link rel="alternate" hreflang="de-DE" href="https://www.3d-tool.de/cad-viewer/3d-modelle-visualisieren/"/>
<xhtml:link rel="alternate" hreflang="x-default" href="https://www.3d-tool.com/cad-viewer/visualize-3d-models/"/>
</url>
<url>
<loc>https://www.3d-tool.com/cad-viewer/analyze-3d-models/</loc>
<lastmod>2026-07-01</lastmod>
<xhtml:link rel="alternate" hreflang="en" href="https://www.3d-tool.com/cad-viewer/analyze-3d-models/"/>
<xhtml:link rel="alternate" hreflang="de-DE" href="https://www.3d-tool.de/cad-viewer/3d-modelle-analysieren/"/>
<xhtml:link rel="alternate" hreflang="x-default" href="https://www.3d-tool.com/cad-viewer/analyze-3d-models/"/>
</url>
<url>
<loc>https://www.3d-tool.com/cad-viewer/convert-3d-models/</loc>
<lastmod>2026-07-01</lastmod>
<xhtml:link rel="alternate" hreflang="en" href="https://www.3d-tool.com/cad-viewer/convert-3d-models/"/>
<xhtml:link rel="alternate" hreflang="de-DE" href="https://www.3d-tool.de/cad-viewer/3d-modelle-konvertieren/"/>
<xhtml:link rel="alternate" hreflang="x-default" href="https://www.3d-tool.com/cad-viewer/convert-3d-models/"/>
</url>
<url>
<loc>https://www.3d-tool.com/cad-viewer/supported-file-formats/</loc>
<lastmod>2026-07-01</lastmod>
<xhtml:link rel="alternate" hreflang="en" href="https://www.3d-tool.com/cad-viewer/supported-file-formats/"/>
<xhtml:link rel="alternate" hreflang="de-DE" href="https://www.3d-tool.de/cad-viewer/unterstuetzte-dateiformate/"/>
<xhtml:link rel="alternate" hreflang="x-default" href="https://www.3d-tool.com/cad-viewer/supported-file-formats/"/>
</url>
<url>
<loc>https://www.3d-tool.com/cad-viewer/shop/</loc>
<lastmod>2026-07-01</lastmod>
<xhtml:link rel="alternate" hreflang="en" href="https://www.3d-tool.com/cad-viewer/shop/"/>
<xhtml:link rel="alternate" hreflang="de-DE" href="https://www.3d-tool.de/cad-viewer/kaufen/"/>
<xhtml:link rel="alternate" hreflang="x-default" href="https://www.3d-tool.com/cad-viewer/shop/"/>
</url>
<url>
<loc>https://www.3d-tool.com/cad-viewer/download/</loc>
<lastmod>2026-07-01</lastmod>
<xhtml:link rel="alternate" hreflang="en" href="https://www.3d-tool.com/cad-viewer/download/"/>
<xhtml:link rel="alternate" hreflang="de-DE" href="https://www.3d-tool.de/cad-viewer/download/"/>
<xhtml:link rel="alternate" hreflang="x-default" href="https://www.3d-tool.com/cad-viewer/download/"/>
</url>
<url>
<loc>https://www.3d-tool.com/cad-viewer/faq/</loc>
<lastmod>2026-07-01</lastmod>
<xhtml:link rel="alternate" hreflang="en" href="https://www.3d-tool.com/cad-viewer/faq/"/>
<xhtml:link rel="alternate" hreflang="de-DE" href="https://www.3d-tool.de/cad-viewer/faq/"/>
<xhtml:link rel="alternate" hreflang="x-default" href="https://www.3d-tool.com/cad-viewer/faq/"/>
</url>
<url>
<loc>https://www.3d-tool.com/cad-viewer/feedback/</loc>
<lastmod>2026-07-01</lastmod>
<xhtml:link rel="alternate" hreflang="en" href="https://www.3d-tool.com/cad-viewer/feedback/"/>
<xhtml:link rel="alternate" hreflang="de-DE" href="https://www.3d-tool.de/cad-viewer/feedback/"/>
<xhtml:link rel="alternate" hreflang="x-default" href="https://www.3d-tool.com/cad-viewer/feedback/"/>
</url>
<url>
<loc>https://www.3d-tool.com/cad-viewer/hardware-and-software-requirements/</loc>
<lastmod>2026-07-01</lastmod>
<xhtml:link rel="alternate" hreflang="en" href="https://www.3d-tool.com/cad-viewer/hardware-and-software-requirements/"/>
<xhtml:link rel="alternate" hreflang="de-DE" href="https://www.3d-tool.de/cad-viewer/hardware-und-software-anforderungen/"/>
<xhtml:link rel="alternate" hreflang="x-default" href="https://www.3d-tool.com/cad-viewer/hardware-and-software-requirements/"/>
</url>
<url>
<loc>https://www.3d-tool.com/cad-viewer/tutorials/</loc>
<lastmod>2026-07-01</lastmod>
<xhtml:link rel="alternate" hreflang="en" href="https://www.3d-tool.com/cad-viewer/tutorials/"/>
<xhtml:link rel="alternate" hreflang="de-DE" href="https://www.3d-tool.de/cad-viewer/tutorials/"/>
<xhtml:link rel="alternate" hreflang="x-default" href="https://www.3d-tool.com/cad-viewer/tutorials/"/>
</url>
<url>
<loc>https://www.3d-tool.com/cad-viewer/contact/</loc>
<lastmod>2026-07-01</lastmod>
<xhtml:link rel="alternate" hreflang="en" href="https://www.3d-tool.com/cad-viewer/contact/"/>
<xhtml:link rel="alternate" hreflang="de-DE" href="https://www.3d-tool.de/cad-viewer/kontakt/"/>
<xhtml:link rel="alternate" hreflang="x-default" href="https://www.3d-tool.com/cad-viewer/contact/"/>
</url>
<url>
<loc>https://www.3d-tool.com/cad-viewer/credits/</loc>
<lastmod>2026-07-01</lastmod>
<xhtml:link rel="alternate" hreflang="en" href="https://www.3d-tool.com/cad-viewer/credits/"/>
<xhtml:link rel="alternate" hreflang="de-DE" href="https://www.3d-tool.de/cad-viewer/credits/"/>
<xhtml:link rel="alternate" hreflang="x-default" href="https://www.3d-tool.com/cad-viewer/credits/"/>
</url>
<url>
<loc>https://www.3d-tool.com/price-list/</loc>
<lastmod>2026-07-01</lastmod>
<xhtml:link rel="alternate" hreflang="en" href="https://www.3d-tool.com/price-list/"/>
<xhtml:link rel="alternate" hreflang="de-DE" href="https://www.3d-tool.de/preisliste/"/>
<xhtml:link rel="alternate" hreflang="x-default" href="https://www.3d-tool.com/price-list/"/>
</url>
<url>
<loc>https://www.3d-tool.com/gtc/</loc>
<lastmod>2026-07-01</lastmod>
<xhtml:link rel="alternate" hreflang="en" href="https://www.3d-tool.com/gtc/"/>
<xhtml:link rel="alternate" hreflang="de-DE" href="https://www.3d-tool.de/agb/"/>
<xhtml:link rel="alternate" hreflang="x-default" href="https://www.3d-tool.com/gtc/"/>
</url>
<url>
<loc>https://www.3d-tool.com/eula/</loc>
<lastmod>2026-07-01</lastmod>
<xhtml:link rel="alternate" hreflang="en" href="https://www.3d-tool.com/eula/"/>
<xhtml:link rel="alternate" hreflang="de-DE" href="https://www.3d-tool.de/eula/"/>
<xhtml:link rel="alternate" hreflang="x-default" href="https://www.3d-tool.com/eula/"/>
</url>
<url>
<loc>https://www.3d-tool.com/dataprivacy/</loc>
<lastmod>2026-07-01</lastmod>
<xhtml:link rel="alternate" hreflang="en" href="https://www.3d-tool.com/dataprivacy/"/>
<xhtml:link rel="alternate" hreflang="de-DE" href="https://www.3d-tool.de/datenschutz/"/>
<xhtml:link rel="alternate" hreflang="x-default" href="https://www.3d-tool.com/dataprivacy/"/>
</url>
<url>
<loc>https://www.3d-tool.com/dataprivacy/french/</loc>
<lastmod>2026-07-01</lastmod>
<xhtml:link rel="alternate" hreflang="en" href="https://www.3d-tool.com/dataprivacy/french/"/>
<xhtml:link rel="alternate" hreflang="de-DE" href="https://www.3d-tool.de/datenschutz/franzoesisch/"/>
<xhtml:link rel="alternate" hreflang="x-default" href="https://www.3d-tool.com/dataprivacy/french/"/>
</url>
<url>
<loc>https://www.3d-tool.com/dataprivacy/spanish/</loc>
<lastmod>2026-07-01</lastmod>
<xhtml:link rel="alternate" hreflang="en" href="https://www.3d-tool.com/dataprivacy/spanish/"/>
<xhtml:link rel="alternate" hreflang="de-DE" href="https://www.3d-tool.de/datenschutz/spanisch/"/>
<xhtml:link rel="alternate" hreflang="x-default" href="https://www.3d-tool.com/dataprivacy/spanish/"/>
</url>
<url>
<loc>https://www.3d-tool.com/dataprivacy/portuguese/</loc>
<lastmod>2026-07-01</lastmod>
<xhtml:link rel="alternate" hreflang="en" href="https://www.3d-tool.com/dataprivacy/portuguese/"/>
<xhtml:link rel="alternate" hreflang="de-DE" href="https://www.3d-tool.de/datenschutz/portugiesisch/"/>
<xhtml:link rel="alternate" hreflang="x-default" href="https://www.3d-tool.com/dataprivacy/portuguese/"/>
</url>
<url>
<loc>https://www.3d-tool.com/dataprivacy/korean/</loc>
<lastmod>2026-07-01</lastmod>
<xhtml:link rel="alternate" hreflang="en" href="https://www.3d-tool.com/dataprivacy/korean/"/>
<xhtml:link rel="alternate" hreflang="de-DE" href="https://www.3d-tool.de/datenschutz/koreanisch/"/>
<xhtml:link rel="alternate" hreflang="x-default" href="https://www.3d-tool.com/dataprivacy/korean/"/>
</url>
<url>
<loc>https://www.3d-tool.com/dataprivacy/chinese/</loc>
<lastmod>2026-07-01</lastmod>
<xhtml:link rel="alternate" hreflang="en" href="https://www.3d-tool.com/dataprivacy/chinese/"/>
<xhtml:link rel="alternate" hreflang="de-DE" href="https://www.3d-tool.de/datenschutz/chinesisch/"/>
<xhtml:link rel="alternate" hreflang="x-default" href="https://www.3d-tool.com/dataprivacy/chinese/"/>
</url>
<url>
<loc>https://www.3d-tool.com/dataprivacy/vietnamese/</loc>
<lastmod>2026-07-01</lastmod>
<xhtml:link rel="alternate" hreflang="en" href="https://www.3d-tool.com/dataprivacy/vietnamese/"/>
<xhtml:link rel="alternate" hreflang="de-DE" href="https://www.3d-tool.de/datenschutz/vietnamese/"/>
<xhtml:link rel="alternate" hreflang="x-default" href="https://www.3d-tool.com/dataprivacy/vietnamese/"/>
</url>
<url>
<loc>https://www.3d-tool.com/dataprivacy/indonesian/</loc>
<lastmod>2026-07-01</lastmod>
<xhtml:link rel="alternate" hreflang="en" href="https://www.3d-tool.com/dataprivacy/indonesian/"/>
<xhtml:link rel="alternate" hreflang="de-DE" href="https://www.3d-tool.de/datenschutz/indonesian/"/>
<xhtml:link rel="alternate" hreflang="x-default" href="https://www.3d-tool.com/dataprivacy/indonesian/"/>
</url>
<url>
<loc>https://www.3d-tool.com/dataprivacy/arabic/</loc>
<lastmod>2026-07-01</lastmod>
<xhtml:link rel="alternate" hreflang="en" href="https://www.3d-tool.com/dataprivacy/arabic/"/>
<xhtml:link rel="alternate" hreflang="de-DE" href="https://www.3d-tool.de/datenschutz/arabic/"/>
<xhtml:link rel="alternate" hreflang="x-default" href="https://www.3d-tool.com/dataprivacy/arabic/"/>
</url>
<url>
<loc>https://www.3d-tool.com/tips/</loc>
<lastmod>2026-07-01</lastmod>
<xhtml:link rel="alternate" hreflang="en" href="https://www.3d-tool.com/tips/"/>
<xhtml:link rel="alternate" hreflang="de-DE" href="https://www.3d-tool.de/tipps/"/>
<xhtml:link rel="alternate" hreflang="x-default" href="https://www.3d-tool.com/tips/"/>
</url>
<url>
<loc>https://www.3d-tool.com/3d-viewer-history/</loc>
<lastmod>2026-07-01</lastmod>
<xhtml:link rel="alternate" hreflang="en" href="https://www.3d-tool.com/3d-viewer-history/"/>
<xhtml:link rel="alternate" hreflang="de-DE" href="https://www.3d-tool.de/3d-viewer-history/"/>
<xhtml:link rel="alternate" hreflang="x-default" href="https://www.3d-tool.com/3d-viewer-history/"/>
</url>
<url>
<loc>https://www.3d-tool.com/update/</loc>
<lastmod>2026-07-01</lastmod>
<xhtml:link rel="alternate" hreflang="en" href="https://www.3d-tool.com/update/"/>
<xhtml:link rel="alternate" hreflang="de-DE" href="https://www.3d-tool.de/update/"/>
<xhtml:link rel="alternate" hreflang="x-default" href="https://www.3d-tool.com/update/"/>
</url>
<url>
<loc>https://www.3d-tool.com/cad-files/catia-viewer/</loc>
<lastmod>2026-07-01</lastmod>
<xhtml:link rel="alternate" hreflang="en" href="https://www.3d-tool.com/cad-files/catia-viewer/"/>
<xhtml:link rel="alternate" hreflang="de-DE" href="https://www.3d-tool.de/cad-dateien/catia-viewer/"/>
<xhtml:link rel="alternate" hreflang="x-default" href="https://www.3d-tool.com/cad-files/catia-viewer/"/>
</url>
<url>
<loc>https://www.3d-tool.com/cad-files/siemens-nx-viewer/</loc>
<lastmod>2026-07-01</lastmod>
<xhtml:link rel="alternate" hreflang="en" href="https://www.3d-tool.com/cad-files/siemens-nx-viewer/"/>
<xhtml:link rel="alternate" hreflang="de-DE" href="https://www.3d-tool.de/cad-dateien/siemens-nx-viewer/"/>
<xhtml:link rel="alternate" hreflang="x-default" href="https://www.3d-tool.com/cad-files/siemens-nx-viewer/"/>
</url>
<url>
<loc>https://www.3d-tool.com/cad-files/creo-viewer/</loc>
<lastmod>2026-07-01</lastmod>
<xhtml:link rel="alternate" hreflang="en" href="https://www.3d-tool.com/cad-files/creo-viewer/"/>
<xhtml:link rel="alternate" hreflang="de-DE" href="https://www.3d-tool.de/cad-dateien/creo-viewer/"/>
<xhtml:link rel="alternate" hreflang="x-default" href="https://www.3d-tool.com/cad-files/creo-viewer/"/>
</url>
<url>
<loc>https://www.3d-tool.com/cad-files/solidworks-viewer/</loc>
<lastmod>2026-07-01</lastmod>
<xhtml:link rel="alternate" hreflang="en" href="https://www.3d-tool.com/cad-files/solidworks-viewer/"/>
<xhtml:link rel="alternate" hreflang="de-DE" href="https://www.3d-tool.de/cad-dateien/solidworks-viewer/"/>
<xhtml:link rel="alternate" hreflang="x-default" href="https://www.3d-tool.com/cad-files/solidworks-viewer/"/>
</url>
<url>
<loc>https://www.3d-tool.com/cad-files/solid-edge-viewer/</loc>
<lastmod>2026-07-01</lastmod>
<xhtml:link rel="alternate" hreflang="en" href="https://www.3d-tool.com/cad-files/solid-edge-viewer/"/>
<xhtml:link rel="alternate" hreflang="de-DE" href="https://www.3d-tool.de/cad-dateien/solid-edge-viewer/"/>
<xhtml:link rel="alternate" hreflang="x-default" href="https://www.3d-tool.com/cad-files/solid-edge-viewer/"/>
</url>
<url>
<loc>https://www.3d-tool.com/cad-files/inventor-navisworks-revit-viewer/</loc>
<lastmod>2026-07-01</lastmod>
<xhtml:link rel="alternate" hreflang="en" href="https://www.3d-tool.com/cad-files/inventor-navisworks-revit-viewer/"/>
<xhtml:link rel="alternate" hreflang="de-DE" href="https://www.3d-tool.de/cad-dateien/inventor-navisworks-revit-viewer/"/>
<xhtml:link rel="alternate" hreflang="x-default" href="https://www.3d-tool.com/cad-files/inventor-navisworks-revit-viewer/"/>
</url>
<url>
<loc>https://www.3d-tool.com/cad-files/rhino-viewer/</loc>
<lastmod>2026-07-01</lastmod>
<xhtml:link rel="alternate" hreflang="en" href="https://www.3d-tool.com/cad-files/rhino-viewer/"/>
<xhtml:link rel="alternate" hreflang="de-DE" href="https://www.3d-tool.de/cad-dateien/rhino-viewer/"/>
<xhtml:link rel="alternate" hreflang="x-default" href="https://www.3d-tool.com/cad-files/rhino-viewer/"/>
</url>
<url>
<loc>https://www.3d-tool.com/cad-files/jt-viewer/</loc>
<lastmod>2026-07-01</lastmod>
<xhtml:link rel="alternate" hreflang="en" href="https://www.3d-tool.com/cad-files/jt-viewer/"/>
<xhtml:link rel="alternate" hreflang="de-DE" href="https://www.3d-tool.de/cad-dateien/jt-viewer/"/>
<xhtml:link rel="alternate" hreflang="x-default" href="https://www.3d-tool.com/cad-files/jt-viewer/"/>
</url>
<url>
<loc>https://www.3d-tool.com/cad-files/step-viewer/</loc>
<lastmod>2026-07-01</lastmod>
<xhtml:link rel="alternate" hreflang="en" href="https://www.3d-tool.com/cad-files/step-viewer/"/>
<xhtml:link rel="alternate" hreflang="de-DE" href="https://www.3d-tool.de/cad-dateien/step-viewer/"/>
<xhtml:link rel="alternate" hreflang="x-default" href="https://www.3d-tool.com/cad-files/step-viewer/"/>
</url>
<url>
<loc>https://www.3d-tool.com/cad-files/parasolid-viewer/</loc>
<lastmod>2026-07-01</lastmod>
<xhtml:link rel="alternate" hreflang="en" href="https://www.3d-tool.com/cad-files/parasolid-viewer/"/>
<xhtml:link rel="alternate" hreflang="de-DE" href="https://www.3d-tool.de/cad-dateien/parasolid-viewer/"/>
<xhtml:link rel="alternate" hreflang="x-default" href="https://www.3d-tool.com/cad-files/parasolid-viewer/"/>
</url>
<url>
<loc>https://www.3d-tool.com/cad-files/dwg-dxf-dwf-viewer/</loc>
<lastmod>2026-07-01</lastmod>
<xhtml:link rel="alternate" hreflang="en" href="https://www.3d-tool.com/cad-files/dwg-dxf-dwf-viewer/"/>
<xhtml:link rel="alternate" hreflang="de-DE" href="https://www.3d-tool.de/cad-dateien/dwg-dxf-dwf-viewer/"/>
<xhtml:link rel="alternate" hreflang="x-default" href="https://www.3d-tool.com/cad-files/dwg-dxf-dwf-viewer/"/>
</url>
<url>
<loc>https://www.3d-tool.com/cad-files/dgn-ifc-viewer/</loc>
<lastmod>2026-07-01</lastmod>
<xhtml:link rel="alternate" hreflang="en" href="https://www.3d-tool.com/cad-files/dgn-ifc-viewer/"/>
<xhtml:link rel="alternate" hreflang="de-DE" href="https://www.3d-tool.de/cad-dateien/dgn-ifc-viewer/"/>
<xhtml:link rel="alternate" hreflang="x-default" href="https://www.3d-tool.com/cad-files/dgn-ifc-viewer/"/>
</url>
<url>
<loc>https://www.3d-tool.com/cad-files/pdf-prc-u3d-viewer/</loc>
<lastmod>2026-07-01</lastmod>
<xhtml:link rel="alternate" hreflang="en" href="https://www.3d-tool.com/cad-files/pdf-prc-u3d-viewer/"/>
<xhtml:link rel="alternate" hreflang="de-DE" href="https://www.3d-tool.de/cad-dateien/pdf-prc-u3d-viewer/"/>
<xhtml:link rel="alternate" hreflang="x-default" href="https://www.3d-tool.com/cad-files/pdf-prc-u3d-viewer/"/>
</url>
<url>
<loc>https://www.3d-tool.com/cad-files/iges-sat-vda-viewer/</loc>
<lastmod>2026-07-01</lastmod>
<xhtml:link rel="alternate" hreflang="en" href="https://www.3d-tool.com/cad-files/iges-sat-vda-viewer/"/>
<xhtml:link rel="alternate" hreflang="de-DE" href="https://www.3d-tool.de/cad-dateien/iges-sat-vda-viewer/"/>
<xhtml:link rel="alternate" hreflang="x-default" href="https://www.3d-tool.com/cad-files/iges-sat-vda-viewer/"/>
</url>
<url>
<loc>https://www.3d-tool.com/cad-files/dae-fbx-gltf-viewer/</loc>
<lastmod>2026-07-01</lastmod>
<xhtml:link rel="alternate" hreflang="en" href="https://www.3d-tool.com/cad-files/dae-fbx-gltf-viewer/"/>
<xhtml:link rel="alternate" hreflang="de-DE" href="https://www.3d-tool.de/cad-dateien/dae-fbx-gltf-viewer/"/>
<xhtml:link rel="alternate" hreflang="x-default" href="https://www.3d-tool.com/cad-files/dae-fbx-gltf-viewer/"/>
</url>
<url>
<loc>https://www.3d-tool.com/cad-files/free-3mf-stl-viewer/</loc>
<lastmod>2026-07-01</lastmod>
<xhtml:link rel="alternate" hreflang="en" href="https://www.3d-tool.com/cad-files/free-3mf-stl-viewer/"/>
<xhtml:link rel="alternate" hreflang="de-DE" href="https://www.3d-tool.de/cad-dateien/free-3mf-stl-viewer/"/>
<xhtml:link rel="alternate" hreflang="x-default" href="https://www.3d-tool.com/cad-files/free-3mf-stl-viewer/"/>
</url>
<url>
<loc>https://www.3d-tool.com/cad-files/ply-3ds-wrl-obj-viewer/</loc>
<lastmod>2026-07-01</lastmod>
<xhtml:link rel="alternate" hreflang="en" href="https://www.3d-tool.com/cad-files/ply-3ds-wrl-obj-viewer/"/>
<xhtml:link rel="alternate" hreflang="de-DE" href="https://www.3d-tool.de/cad-dateien/ply-3ds-wrl-obj-viewer/"/>
<xhtml:link rel="alternate" hreflang="x-default" href="https://www.3d-tool.com/cad-files/ply-3ds-wrl-obj-viewer/"/>
</url>
<url>
<loc>https://www.3d-tool.com/3d-tool-tutorial/first-steps/</loc>
<lastmod>2026-07-01</lastmod>
<xhtml:link rel="alternate" hreflang="en" href="https://www.3d-tool.com/3d-tool-tutorial/first-steps/"/>
<xhtml:link rel="alternate" hreflang="de-DE" href="https://www.3d-tool.de/3d-tool-tutorial/erste-schritte/"/>
<xhtml:link rel="alternate" hreflang="x-default" href="https://www.3d-tool.com/3d-tool-tutorial/first-steps/"/>
<video:video>
    <video:title>Video 3D-Tool  - Introduction and First Steps</video:title>
    <video:description>Quick start with the CAD Viewer. Learn the user interface, core CAD viewer functions and Premium CAD interfaces.</video:description>
    <video:thumbnail_loc>https://www.3d-tool.com/assets/img/tutorials/3d-tool-tutorial-quick-start-poster.webp</video:thumbnail_loc>
    <video:content_loc>https://www.3d-tool.com/assets/video/en-tutorial-cad-viewer-first-steps.mp4</video:content_loc>
</video:video>
</url>
<url>
<loc>https://www.3d-tool.com/3d-tool-tutorial/measure/</loc>
<lastmod>2026-07-01</lastmod>
<xhtml:link rel="alternate" hreflang="en" href="https://www.3d-tool.com/3d-tool-tutorial/measure/"/>
<xhtml:link rel="alternate" hreflang="de-DE" href="https://www.3d-tool.de/3d-tool-tutorial/measure/"/>
<xhtml:link rel="alternate" hreflang="x-default" href="https://www.3d-tool.com/3d-tool-tutorial/measure/"/>
<video:video>
    <video:title>Video Measure &amp; Markup - basics</video:title>
    <video:description>CAD Viewer tutorial for measuring and markup. Learn dimensions, annotations and measurement functions for 3D models and CAD views.</video:description>
    <video:thumbnail_loc>https://www.3d-tool.com/assets/img/tutorials/3d-tool-tutorial-measurement-basics-poster_v16.webp</video:thumbnail_loc>
    <video:content_loc>https://www.3d-tool.com/assets/video/en-tutorial-measure_v16.mp4</video:content_loc>
</video:video>
</url>
<url>
<loc>https://www.3d-tool.com/3d-tool-tutorial/measure-properties/</loc>
<lastmod>2026-07-01</lastmod>
<xhtml:link rel="alternate" hreflang="en" href="https://www.3d-tool.com/3d-tool-tutorial/measure-properties/"/>
<xhtml:link rel="alternate" hreflang="de-DE" href="https://www.3d-tool.de/3d-tool-tutorial/measure-properties/"/>
<xhtml:link rel="alternate" hreflang="x-default" href="https://www.3d-tool.com/3d-tool-tutorial/measure-properties/"/>
<video:video>
    <video:title>Video Measure &amp; Markup - filters and settings</video:title>
    <video:description>CAD Viewer tutorial on measurement filters and settings. Select measurement references and adjust dimensions, notes, colors and decimal places precisely.</video:description>
    <video:thumbnail_loc>https://www.3d-tool.com/assets/img/tutorials/3d-tool-tutorial-measurement-properties-poster_v16.webp</video:thumbnail_loc>
    <video:content_loc>https://www.3d-tool.com/assets/video/en-tutorial-measure-properties_v16.mp4</video:content_loc>
</video:video>
</url>
<url>
<loc>https://www.3d-tool.com/3d-tool-tutorial/measure-exploded/</loc>
<lastmod>2026-07-01</lastmod>
<xhtml:link rel="alternate" hreflang="en" href="https://www.3d-tool.com/3d-tool-tutorial/measure-exploded/"/>
<xhtml:link rel="alternate" hreflang="de-DE" href="https://www.3d-tool.de/3d-tool-tutorial/measure-exploded/"/>
<xhtml:link rel="alternate" hreflang="x-default" href="https://www.3d-tool.com/3d-tool-tutorial/measure-exploded/"/>
<video:video>
    <video:title>Video Measure &amp; Markup - cross sections, exploded views, visibility</video:title>
    <video:description>CAD Viewer tutorial: measure in cross sections and exploded views, and selectively show, hide and manage dimensions and annotations.</video:description>
    <video:thumbnail_loc>https://www.3d-tool.com/assets/img/tutorials/3d-tool-tutorial-measurement-exploded-poster_v16.webp</video:thumbnail_loc>
    <video:content_loc>https://www.3d-tool.com/assets/video/en-tutorial-measure-exploded_v16.mp4</video:content_loc>
</video:video>
</url>
<url>
<loc>https://www.3d-tool.com/3d-tool-tutorial/modelinfo/</loc>
<lastmod>2026-07-01</lastmod>
<xhtml:link rel="alternate" hreflang="en" href="https://www.3d-tool.com/3d-tool-tutorial/modelinfo/"/>
<xhtml:link rel="alternate" hreflang="de-DE" href="https://www.3d-tool.de/3d-tool-tutorial/modelinfo/"/>
<xhtml:link rel="alternate" hreflang="x-default" href="https://www.3d-tool.com/3d-tool-tutorial/modelinfo/"/>
<video:video>
    <video:title>Video Model Info - surface area, volume, weight</video:title>
    <video:description>CAD Viewer tutorial for the Model Info tool. Determine dimensions, surface area, volume, weight and center of mass for parts and assemblies.</video:description>
    <video:thumbnail_loc>https://www.3d-tool.com/assets/img/tutorials/3d-tool-tutorial-model-info-poster_v15.webp</video:thumbnail_loc>
    <video:content_loc>https://www.3d-tool.com/assets/video/en-tutorial-modelinfo_v15.mp4</video:content_loc>
</video:video>
</url>
<url>
<loc>https://www.3d-tool.com/3d-tool-tutorial/cview/</loc>
<lastmod>2026-07-01</lastmod>
<xhtml:link rel="alternate" hreflang="en" href="https://www.3d-tool.com/3d-tool-tutorial/cview/"/>
<xhtml:link rel="alternate" hreflang="de-DE" href="https://www.3d-tool.de/3d-tool-tutorial/cview/"/>
<xhtml:link rel="alternate" hreflang="x-default" href="https://www.3d-tool.com/3d-tool-tutorial/cview/"/>
<video:video>
    <video:title>Video Custom Views - work efficiently</video:title>
    <video:description>CAD Viewer tutorial on Custom Views. Save and manage views for complex 3D models and use them for animations and presentations.</video:description>
    <video:thumbnail_loc>https://www.3d-tool.com/assets/img/tutorials/3d-tool-tutorial-custom-views-poster_v15.webp</video:thumbnail_loc>
    <video:content_loc>https://www.3d-tool.com/assets/video/en-tutorial-cview_v16.mp4</video:content_loc>
</video:video>
</url>
</urlset>