Apache James vs Stalwart Mail Server
Apache James
james.apache.org
Stalwart Mail Server
stalwart.emailSide by side
| Figure | Apache James | Stalwart Mail Server |
|---|---|---|
| Price from | Free | $0.09/mo |
| Free plan | Yes | Yes |
| Free trial | — | Yes |
| Open source | — | — |
| Web | — | Yes |
| Windows | Yes | Yes |
| macOS | — | Yes |
| Linux | Yes | Yes |
| API | Yes | Yes |
| Self-hosted | Yes | Yes |
| Plans published | 1 | 8 |
| Spec score · Mail Server Software | 8.1 (#8) | 8.0 (#15) |
| Product | Apache James is a modular mail server running on the JVM. | Stalwart is an open-source mail and collaboration server for email, calendars, contacts, and shared files. |
| Protocols | Supported email protocols listed include SMTP, LMTP, POP3, IMAP, ManageSieve, and JMAP. | It supports JMAP, IMAP, POP3, SMTP, CalDAV, CardDAV, and WebDAV. |
| Security | The download page instructs users to verify downloaded files using signatures and provides SHA-512 and PGP links for server binaries. | The product page lists mailbox encryption at rest with S/MIME or OpenPGP, DANE, MTA-STS, automatic ACME TLS, DKIM key rotation, access controls, rate limiting, and automatic IP banning. |
Plans
Stalwart Mail Server
- Community EditionFree
- Enterprise — 50,000 to 99,999 mailboxes$1.09 a year
- Enterprise — 10,000 to 49,999 mailboxes$1.25 a year
- Enterprise — 5,000 to 10,000 mailboxes$1.48 a year
- Enterprise — 1,000 to 4,999 mailboxes$1.74 a year
- Enterprise — 500 to 999 mailboxes$2.04 a year
- Enterprise — 25 to 499 mailboxes$2.40 a year
- Enterprise — 100,000 mailboxes and beyondPriced on request
In their own words
Apache James
Apache James has no write-up on Specifiction yet; its figures are above.
Stalwart Mail Server
Stalwart Mail Server has no write-up on Specifiction yet; its figures are above.