Books APIs
Book information and library APIs
23 APIs in this category
Showing 23 of 23 APIs
Best Books and Library APIs for Developers
A books API allows developers to retrieve book metadata, ISBN lookups, library catalog records, and author information for use in reading apps, educational platforms, and e-commerce sites. These APIs save the effort of manually curating book databases.
CodeHelper's curated books API collection includes APIs covering millions of titles, library systems, author databases, and reading list services.
What to look for in a books API
- Catalog size: Larger catalogs like Google Books and Open Library cover more obscure titles and editions.
- Cover image availability: High-quality cover images are important for visually rich reading apps.
- ISBN resolution: Confirm the API can resolve both ISBN-10 and ISBN-13 formats accurately.
How to use this API directory
- Browse the curated list of APIs below.
- Click any API to visit its documentation.
- Check the Auth column to understand what credentials you need.
Whether you are building a reading tracker or a library catalog app, this free curated API directory saves you hours of research.