Kong GatewayvsProton Mail Bridge
Two self-hosted projects, compared on the numbers selfhost.directory tracks live: score, popularity, release cadence and setup effort.
| Kong Gateway | Proton Mail Bridge | |
|---|---|---|
| Score | 82/100 | 60/100 |
| Rank in category | #1 of 39 in API Gateway | #11 of 33 in Communication |
| GitHub stars | 44 317 | 1 575 |
| Stars, last 30 days | +131 | — |
| Stable releases, 12 months | 3 | 10 |
| Latest release | 3.9.4 · 12 Oct 2026 | v3.27.1 · 8 Oct 2026 |
| Setup | Moderate | Moderate |
| Official Docker image | No | No |
| License | Apache-2.0 | GPL-3.0 |
| Main language | Lua | Go |
Which one should you pick?
Kong Gateway scores 82/100 against 60/100 for Proton Mail Bridge, so it is the safer default.
Proton Mail Bridge ships more often: 10 stable releases in the past year, against 3 for Kong Gateway.
Kong Gateway is growing faster right now (+131 stars in 30 days).
Kong Gateway details →Proton Mail Bridge details →