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The University of New Brunswick in Fredericton and Saint John, Canada, used the WorldCat knowledge base API to create customized A-Z lists for their users. They built their own A-Z lists because it gives them freedom and flexibility to include and interact with data and in ways, (i.e. no left-anchored default search) that are both included and not included in the various OCLC-designed interfaces. "It's a big plus for us," remarked one of UNB's Web Programmer Analysts.

Their implementation is still in development, as they're still working on collection title lists. But things are progressing very well.

Ask Scotland is an online information service that lets you get real answers from real people. Questions are sent to a librarian who uses library collections to research the query and sends back a personal response. The service uses QuestionPoint and the QuestionPoint Knowledge Base web service in order to create a highly customized user experience.

Links from the local catalog that help the user find more works by the same author through a link to WorldCat Identities, and a link to find the item in nearby libraries through linking to WorldCat.org via the permalink for each item—the OCLC number.

BibMe is a free online automatic citation creator that supports MLA, APA, Chicago, and Turabian formatting. It uses the WorldCat Search API to fill in citation information for books, magazines, newspapers, Web sites, journals, films and more. Started in May 2007 as a student project at Carnegie Mellon University, it has grown to have more than 1 million registered users with more than 7.8 million bibliographies and 25.5 million citations.