PostStack
HTTPS No CORS apiKey
EU-hosted email API for transactional and marketing email, with contacts, broadcasts, and analytics
API Endpoint
https://poststack.dev/docsMore Email APIs
Email address validation
HTTPS CORS ? apiKey
Check a domain's SPF, DKIM, DMARC and MX with a graded shareable report
HTTPS CORS Free
Email for AI agents: programmatic inbox creation and send/receive over JMAP
HTTPS CORS ? apiKey