Gmail is Google's free hosted email, supported by data from your account being used across Google's services. Running your own mail server and webmail gives you a mailbox under your own domain, no profiling, and freedom to switch clients or hosts.
12 open-source alternatives to Gmail you can host yourself, ranked by GitHub stars and updated daily.
| # | App | Category | Stars | Language | Updated |
|---|---|---|---|---|---|
| 1 |
docker-mailserver/docker-mailserver
|
Email Servers & Webmail | 19,738 | Shell | today |
| 2 |
stalwartlabs/stalwart
|
Email Servers & Webmail | 15,863 | Rust | 1d |
| 3 |
mail-in-a-box/mailinabox
|
Email Servers & Webmail | 15,464 | Python | 3d |
| 4 |
mailcow/mailcow-dockerized
|
Email Servers & Webmail | 13,779 | PHP | 1d |
| 5 |
mailpile/Mailpile
|
Email Servers & Webmail | 8,807 | Python | 3y |
| 6 |
Mailu/Mailu
|
Email Servers & Webmail | 7,614 | Python | 1d |
| 7 |
roundcube/roundcubemail
|
Email Servers & Webmail | 7,270 | PHP | today |
| 8 |
RainLoop/rainloop-webmail
archived
|
Email Servers & Webmail | 4,110 | PHP | 2y |
| 9 |
modoboa/modoboa
|
Email Servers & Webmail | 3,543 | Python | today |
| 10 |
iredmail/iRedMail
|
Email Servers & Webmail | 1,850 | Shell | 2d |
| 11 |
cypht-org/cypht
|
Email Servers & Webmail | 1,793 | PHP | 2d |
| 12 |
the-djmaze/snappymail
|
Email Servers & Webmail | 1,753 | PHP | today |