BackstagevsPostal
Two self-hosted projects, compared on the numbers selfhost.directory tracks live: score, popularity, release cadence and setup effort.
| Backstage | Postal | |
|---|---|---|
| Score | 79/100 | 72/100 |
| Rank in category | #8 of 166 in Developer Tools | #3 of 16 in Mail Server |
| GitHub stars | 34 736 | 16 899 |
| Stars, last 30 days | +54 | +72 |
| Stable releases, 12 months | 14 | 3 |
| Latest release | v1.57.0-next.0 · 27 Oct 2026 | 3.3.7 · 3 Jun 2026 |
| Setup | Advanced | Advanced |
| Official Docker image | No | Yes |
| License | Apache-2.0 | MIT |
| Main language | Typescript | Ruby |
Which one should you pick?
Backstage scores 79/100 against 72/100 for Postal, so it is the safer default.
Backstage ships more often: 14 stable releases in the past year, against 3 for Postal.
Backstage details →Postal details →