McMaster University Libraries' Institutional Repository, MacSphere, is currently only available to on-campus users and users connected to the campus VPN. The libraries' Digital Experience unit continues to investigate and will update this service disruption notice.

Sorry for any inconveniences caused and thank you for your understanding.


Elevator #2 will be down for maintenance Wednesday, June 4, 2025. Please use Elevator #1 for access to 5th & 6th floors. 


McMaster University Libraries along with UTS will perform upgrade and maintenance work in the Gilmour Hall Data Centre today, Tuesday, May 27, 2025, starting at 10:00 am. The work will cause disruptions and outages for the following websites and systems, lasting approximately 2 hours:

  • Digital Archive
  • MacSphere
  • Shared Drives
  • Maps
  • Tiles
  • Shoah exhibit

Off-campus access and Omni will not be affected.

The work is necessary to support the libraries' digital infrastructure.


The McMaster University Libraries Digital Archives website is currently unavailable. Please contact the Libraries if you need to access content from the Digital Archives. Thank you for your patience.


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