Even if you only select a single object for export using this plug-in, if you have a world shader with a fake user, that gets included with the file (and say, if that world shader happens to have an embedded very large HDRI, the .blend export gets very large).
Even if you only select a single object for export using this plug-in, if you have a world shader with a fake user, that gets included with the file (and say, if that world shader happens to have an embedded very large HDRI, the .blend export gets very large).