UC Berkeley Library

Moffitt Library, Main Stacks open for 24-hour access during RRR, finals weeks. Learn more.

Using the Library during COVID-19

UC Berkeley’s library buildings are now open. To stay up to date on the Library’s policies and services during the pandemic, visit the Library’s COVID-19 webpage.

Library Proxy

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  • You do not need the library proxy if you connect to the Internet through the UC Berkeley network in a campus building, residence hall, or via eduroam.
  • If you connect to the Internet through CalVisitor, you will be prompted to authenticate in order to access licensed library resources.


  • If you access a licensed resource through a link found via UC Library Search, or A-Z Databases, you should automatically be prompted to authenticate to gain access to the resource. You may authenticate via CalNet, or via your PIN / Cal 1 card number.
  • If you access a resource through a link found via a search engine or a non-UCB Library webpage, you must either
    • Use a browser bookmarklet to access the licensed resource.
      • You must install the bookmarklet in a browser.
      • When you land on a licensed resource you must click on the browser bookmarklet to pre-pend the resource's URL with the library proxy URL.
      • See the EZproxy guide for more information.
      • See the EZproxy FAQ to find out who is eligible to access licensed resources via the library proxy.
    • Use the campus VPN client.

When accessing licensed library resources, please remember that you must abide by the Library's conditions of use and licensing restrictions for electronic resources.