Using LibKey Nomad requires no account, and the add-on is available for select browsers:
Once you've installed LibKey Nomad and clicked on the extension for the first time, you will be prompted to locate and select your institution. After choosing your institution, you are set to use LibKey Nomad.
The LibKey Nomad browser extension that makes getting articles and using databases is now available for the desktop version of Safari.
Go to the Mac App Store to download the extension.
Then, open the LibKey Nomad app and follow these directions to make it active in Safari: