Hi,
is it possible to customize the ribbon with multiple dgnlibs.
If so, how is it done ?
You can certainly have multiple dgnlibs contain ribbon customizations as long as they are pointed to by the ms_guidgnliblist variable.
see: https://communities.bentley.com/products/microstation/b/microstation_blog/posts/customization-blog-series-customizing-the-ribbon---blog-2-of-4