Voidly
HTTPS No CORS Free
Internet censorship measurements, incidents, and ISP-level blocking data across 126 countries
API Endpoint
https://voidly.ai/api-docsMore Open Data APIs
Unofficial US Federal Government API Development
HTTP CORS ? Free
Normalized historical records and 25 daily-updated reference series
HTTPS CORS Free
Land suitability scoring API for any US property: off-grid, rural, recreational, investment
HTTPS CORS ? apiKey