worldcat-api

What problem does it solve?

Provides structured access to WorldCat bibliographic metadata and holdings data across institutions, enabling bibliographic enrichment, discovery, and holdings checks.

Core Features & Use Cases

• Metadata API access: retrieve brief bibliographic data and classifications.
• Holdings search (V2): fetch holdings across institutions via a single call.
• Institution lookups: identify which libraries hold a given item.
• Use Case: quickly assemble a list of libraries that hold a given ISBN, with catalog metadata for reporting.

Quick Start

Authenticate with WorldCat, then perform a brief bib search for a title such as "Data Structures and Algorithms".