Swarmnest Search

Z39.50 and SRU

Standard search protocols used by library catalogs.

Visit Z39.50 and SRUDocs

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CategoryMuseums, Libraries & Archives
AuthenticationNo auth
PricingFree
Websitehttps://www.loc.gov/standards/sru/
Docshttps://www.loc.gov/standards/sru/
Last checked2026-10-14
As JSON/api/v1/directory/z3950-and-sru.json