From WorldCat Developers' Network
OCLC Web Services
Production Services
WorldCat Basic API
NEW! WorldCat Basic API is now available for anyone’s noncommerical use.
WorldCat Search API
The WorldCat Search API provides search and retrieval of bibliographic records in WorldCat, along with information on related library locations. Use of this service requires a service key which can be requested by filling out a form.
- Background on using the API
- Code and Sample Applications
- Frequently Asked Questions
- Known Issues
- Service Levels
- Who can use the web service? How do I get an access key?
- Service Terms and Conditions
- Planned Install Dates
- URI evaluator (requires an access key)
- Get a PDF cheat sheet for the WorldCat Search API
Registry Services
- Institution Registry -- Find and retrieve basic information about institutions and consortia profiled in the WorldCat Registry.
- OpenURL Gateway -- Using a special OpenURL link syntax, direct your Web users to full text and other online resources at an appropriate library based on the user's IP address.
- Get a PDF cheat sheet for the Open URL Gateway
Identifier Services
These services supply standard record identifiers and other information associated with an individual intellectual work that is represented in WorldCat. Submit an identifier to these services and they return a list of related identifiers and selected metadata.
- xISBN
- xISSN
- xOCLCnum
- Get a PDF cheat sheet for xID services
- Login to manage your xID account. Requires a WorldCat account (which you need to sign up for the service). Click here to create one.
WorldCat Identities
- Home Page to User Interface
- Service Interface Info
- Identities Documentation NEW In progress!
- Get a PDF cheat sheet for WorldCat Identities and the experimental Terminologies service
Experimental Services
Terminology Services
- Experimental Services for Controlled Vocabularies
- Terminologies Documentation
- Get a PDF cheat sheet for WorldCat Identities and the experimental Terminologies service
Metadata Crosswalk Service
Dewey Web Services
Dewey.info is an experimental space for linked DDC data. The initial data set available is a linked data version of the DDC Summaries in ten languages. The intention of the dewey.info prototype is to be a platform for Dewey data on the web.
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Join the OCLC Developer Network listserv
To get updates on services and hear the latest discussions, sign up for the OCLC Developer Network Listserv. To subscribe, visit this page and look for WC-DEVNET-L at the bottom. Participation in mailing lists is open to anyone, as is access to any information on the Developer Network web site.
