R.I.P.

Open-source alternatives to Postmark

3 projects replace Postmark, the transactional email API. 3 shipped code in the last 30 days.

3 open-source alternatives

Most-starred first. Stars, growth and activity are live from GitHub.

PlunkMost adopted

The open-source, affordable email platform

AGPL-3.0updated today

useSendGrowing fastest

Pay per email sent, not for contact storage

AGPL-3.0updated 2d ago

SessyNewest contender

Own your SES email analytics, from send to inbox

Custom licenseupdated 6d ago