Email (Transactional)
Part of Business Services
Transactional email APIs
Services(10)
Ownership Structure
License Type
Country
95%
EFTA
FoundationGPL-3.0
Email (Transactional)
ProtonMail
Swiss encrypted email service.
94%
EFTA
Bootstrapped
Email (Transactional)
Infomaniak Mail
Privacy-focused email hosting.
90%
EU
EU VC-Backed
Email (Transactional)
Scaleway Transactional Email
Transactional email API service.
88%
EU
EU VC-Backed
Email (Transactional)
Brevo
EU-based email marketing and transactional email platform.
85%
EU
Public (EU)
Email (Transactional)
Mailjet
French email delivery platform (owned by Sinch).
80%
Bootstrapped
Email (Transactional)
Mailtrap
Email testing and sending platform.
71%
EU
BootstrappedGPL-3.0
Email (Transactional)
Tuta
German end-to-end encrypted email. Formerly Tutanota. Data stored in Germany.
64%
EU
EU VC-Backed
Email
MailerSend
Transactional email service with templates, analytics, and developer-friendly APIs.
43%
Mixed (<30% Non-EU)
Email (Transactional)
Resend
Email API for developers.
30%
Non-EU Controlled
Email (Transactional)
Postmark
Transactional email service.
All 10 services loaded