Java Companion

Aug 27, 2026 · Backend Development

Over 1,700 Free Open-Source APIs with 471K+ Stars – A Practical Guide

The article reviews the GitHub “public-apis” repository, which lists more than 1,700 free APIs across 51 categories, explains its classification, entry details, contribution rules, companion API endpoints, and practical use cases such as demos, prototyping, and building internal tools.