web3d examples: BooleanToggle HelloWorld GeometryPrimitiveNodesWhiteBackground
web3d example .xhtml url (copy and paste):
build number on x3dom-builds.surge.sh latest build 0 build 1 build 2 build 3 build 4 build 5 build 6 build 7 build 8 build 9
cors proxy: cors-anywhere cors.io crossorigin.me