Knowledge Share

One Open Source Project a Day (No. 213): public-apis — The 474k-Star Definitive Free API List

public-apis is a top-3 GitHub repository by stars, collecting 1,400+ free public APIs across 50+ categories — from animal photos to financial data, blockchain to weather services — each annotated with auth method, HTTPS support, and CORS policy. 474k Stars, MIT license, the developer's most-used reference.