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COUNTER provides the standard that enables the knowledge community to count the use of electronic resources.

Known as the Code of Practice, the standard ensures vendors and publishers can provide their library customers with consistent, credible and comparable usage data.

About COP Register Members Members

For member libraries

For academic libraries, COUNTER ensures reliable and audited usage data for journals, e-books, databases and multimedia resources.


For member publishers & vendors

For publishers and vendors, COUNTER provides a Code of Practice, to ensure that their library customers receive reliable and consistent usage data.

Publishers & Vendors

Compliant publishers & vendors

View a list of COUNTER compliant entities and SUSHI Server Registry.

Registry Of Compliance

Latest News


We will be speaking at the Charleston Library Conferenceon Release 5 of the Code of Practice @chsconf #chs16

3 days ago

Looking forward to speaking with @NASIG members on our webinar today!

1 week ago

Purdue e-Pubs - Charleston Library Conference: Data That Counts, Charleston Conference 2015…

1 week ago


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