Viewer has model info block on the left side and visualisation block on the right
You can show/hide models by switching checkbox in tree
Models details can be viewed in detalisation block after clicking on models name
Six types of material available: wireframe, double and singleside and with opacity material for mesh, and points and circles(some simple shader) for points
You can choose from 6 fixed camera position or use OrbitControls
Models names can be shown if needed
To construct section choose normal and constant and press section button (only planes parallel to the coordinate axes are available)
OrthographicCamera is used here
icons from https://icons8.com/