Mail-in-a-Box vs Roundcube
Both Mail-in-a-Box and Roundcube are self-hosted alternatives to Gmail and Outlook.com.
Side by side
| Field | Mail-in-a-Box | Roundcube |
|---|---|---|
| Description | Turns any Ubuntu server into a fully functional mail server with one command. | Browser-based IMAP client with an application-like user interface. |
| GitHub stars | 15,453 | 7,253 |
| License | CC0-1.0 | GPL-3.0 |
| Platforms | Shell | PHP, deb |
| Latest release | v77, 26 September 2026 | 1.7.5, 19 October 2026 |
| Repository activity | 22 October 2026 | 25 October 2026 |
| Health | Active | Active |
| Categories | Communication - Email - Complete Solutions | Communication - Email - Webmail Clients |
| Website | https://mailinabox.email/ | https://roundcube.net |
| Source code | https://github.com/mail-in-a-box/mailinabox | https://github.com/roundcube/roundcubemail |
Where the records differ
Computed from the two records above: a line appears only where the dataset states a figure, a date or a set relation, and no line recommends one application over the other.
- Mail-in-a-Box has more GitHub stars in the dataset, 15,453 against 7,253.
- Roundcube recorded repository activity more recently, 25 October 2026 against 22 October 2026.
- Roundcube has the newer release on record: 1.7.5, 19 October 2026, against v77, 26 September 2026.
- Licenses differ: Mail-in-a-Box is listed under CC0-1.0; Roundcube under GPL-3.0.
- Platforms differ: Mail-in-a-Box lists Shell; Roundcube lists PHP, deb.
- Mail-in-a-Box is filed under Communication - Email - Complete Solutions; Roundcube is filed under Communication - Email - Webmail Clients.