Artlantis Exporter for SketchUp is a dedicated plugin developed by Abvent R&D that
If you already use Artlantis, the plugin is essential. If you are choosing a renderer and want a real-time, inside-SketchUp experience, tools like V-Ray, Enscape, or Twinmotion might be better. But for those who prefer Artlantis’s interface and library of physical materials, this plugin makes the workflow as smooth as possible. artlantis plugin sketchup
Import: Open Artlantis and go to File > Import to open the .atl file. Artlantis Exporter for SketchUp is a dedicated plugin