EOSL
HTTPS CORS Free
Hardware end-of-sale and end-of-service-life dates by part number, source-linked
API Endpoint
https://eosl.ai/api/More 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