Mailgun Foundation alternatives

Killing ~$15-35/mo base (~$180/yr) — here are 2 verified escapes, honest trade-offs included.

currently paying for

~$15-35/mo base

the answer medium migration

Postal · Free ⭐ 16.8K stars

Full mail-delivery platform (sending + receiving) you host.

you stop paying ~$15-35/mo base → keep ~$180/yr

head-to-head

Postal oss ⭐ 16.8K self-host MIT

Free

Full mail-delivery platform (sending + receiving) you host.

trade-offs: IP warmup and deliverability are yours

Stalwart Mail Server oss ⭐ 14.3K self-host AGPL-3.0

Free

All-in-one SMTP/IMAP/JMAP in Rust with built-in spam filtering.

trade-offs: Younger than the giants

did this page help you kill the bill?

What is the best free alternative to Mailgun Foundation?

Postal is the top free option — Full mail-delivery platform (sending + receiving) you host.

How much can I save by switching from Mailgun Foundation?

Mailgun Foundation costs ~$15-35/mo base, so switching to a free alternative saves roughly $180/year per seat.

Can Mailgun Foundation be self-hosted?

Yes — Postal and Stalwart Mail Server can be self-hosted for free.