LibKey Nomad is a browser extension that assists with access to library resources. It's our replacement for LibX. The Chrome and Firefox browser extension
If you use Google or Google Scholar (that has not been configured to show Get VText links) , you can be directed to publisher's pages for articles, but since you did not go through the library's links for theses services, you haven't been authenticated and you'll be asked to pay to access the article. With LibKey Nomad installed, you'll see a popup that will authenticate you to allow access.
On PubMed search result pages, you'll see links to articles and PDFs, plus links to view all the articles in a journal issue through BrowZine.
Wikipedia list of references will display links to articles and PDFs when the citation is to a scholarly source.