Email (Transactional)
Part of Business Services
Transactional email APIs
Services(7)
Ownership Structure
License Type
Country
74%
EU
BootstrappedGPL-3.0
Email (Transactional)
Tuta
German end-to-end encrypted email. Formerly Tutanota. Data stored in Germany.
72%
EFTA
BootstrappedGPL-3.0
Email (Transactional)
ProtonMail
Swiss encrypted email service.
70%
EFTA
Bootstrapped
Email (Transactional)
Infomaniak Mail
Privacy-focused email hosting.
63%
EU
Public (EU)
Email
MailerSend
Transactional email service with templates, analytics, and developer-friendly APIs.
61%
EU
Non-EU Controlled
Email (Transactional)
Scaleway Transactional Email
Transactional email API service.
58%
EU
Public (EU)
Email (Transactional)
Mailjet
French email delivery platform (owned by Sinch).
53%
Bootstrapped
Email (Transactional)
Mailtrap
Email testing and sending platform.
BR
52%
EU
Mixed (>30% Non-EU)
Email (Transactional)
Brevo
EU-based email marketing and transactional email platform.
42%
Mixed (<30% Non-EU)
Email (Transactional)
Resend
Email API for developers.
34%
Public (US)
Email (Transactional)
Postmark
Transactional email service.