Open-source licenses
Envoi Mail is built on open-source software. Thank you to everyone who works on it.
| Component | Used for | License | Source code |
|---|---|---|---|
| Stalwart Mail and Collaboration Server 0.16.27 | Mail, calendar, contacts and file storage | GNU AGPL v3.0 | github.com/stalwartlabs/stalwart |
| Bulwark Webmail 1.17.2 | Webmail at mail.envoimail.us | GNU AGPL v3.0 | github.com/bulwarkmail/webmail |
| ClamAV | Attachment virus scanning | GNU GPL v2.0 | github.com/Cisco-Talos/clamav |
| PostgreSQL and Patroni | Replicated database | PostgreSQL License, MIT | postgresql.org, github.com/patroni/patroni |
| Caddy | Web server | Apache 2.0 | github.com/caddyserver/caddy |
| Debian GNU/Linux | Operating system | Various free licenses | sources.debian.org |
Envoi Mail runs the unmodified releases listed above; it is customised only through their documented configuration and theming settings. If that ever changes, the modified source will be published at the links on this page, as the GNU AGPL requires.