Public APIs Directory
A collective list of free APIs for use in software and web development.
Industry-leading Holiday API. Over 5,000 holidays and thousands of descriptions. Trusted by the World’s leading companies
Photo optimization and resize
Chess.com read-only REST API
Chinese character definitions and pronunciations
Online open-access digital library for pre-modern Chinese texts
Data about various grocery products and foods
Provides access to millions of pages of historic US newspapers from the Library of Congress
Jokes
JSON API for hand curated Chuck Norris jokes
Catholic liturgical calendar
Secure random string generator
Automate the software development process using continuous integration and continuous delivery