API archive entry · source-reported
EPA
Web services and data sets from the US Environmental Protection Agency
Other Government APIs
These records share a directory category and are ordered by similarity of reported access facts. They are a shortlist, not proof of drop-in compatibility.
Open Government, Singapore
Singapore Government Open Data
No auth · HTTPS reported · CORS Unknown
Boletín Oficial del Estado (BOE)
Official Spanish State Gazette open data: laws, summaries and XML/JSON APIs
No auth · HTTPS reported · CORS Unknown
Bureau of Labor Statistics
US labor statistics: inflation, unemployment, wages and productivity
No auth · HTTPS reported · CORS Unknown
Autobahn API
Information about Germany's federal highways like construction sites and traffic jams
No auth · HTTPS reported · CORS Unknown
City, Bologna Opendata
Bologna(IT) City Open Data
No auth · HTTPS reported · CORS Unknown
Colorado Data Engine
Formatted and geolocated Colorado public data
No auth · HTTPS reported · CORS Unknown
How to compare them
Coverage
Compare exact endpoints, fields, geography, history, and update frequency.
Operating cost
Model request volume, caching, overages, support, and migration cost.
Integration risk
Test auth, errors, pagination, latency, versioning, and outage behavior.
Data rights
Review attribution, redistribution, retention, privacy, and commercial-use terms.
Source reference
This page separates source-reported facts from questions that need live provider verification.