Fusiovsgun
Two self-hosted Firebase alternatives, compared on the numbers selfhost.directory tracks live: score, popularity, release cadence and setup effort.
| Fusio | gun | |
|---|---|---|
| Score | 59/100 | 68/100 |
| Rank in category | #7 of 19 in API Management | #16 of 38 in Databases |
| GitHub stars | 2 127 | 19 158 |
| Stars, last 30 days | +9 | +21 |
| Stable releases, 12 months | 7 | 0 |
| Latest release | v7.2.1 · 21 Oct 2026 | — |
| Setup | Moderate | Easy |
| Official Docker image | Yes | Yes |
| License | Apache-2.0 | Other |
| Main language | PHP | JavaScript |
Which one should you pick?
gun scores 68/100 against 59/100 for Fusio, so it is the safer default.
Fusio ships more often: 7 stable releases in the past year, against 0 for gun.
If you want the quickest setup, gun is easier to run; Fusio needs more configuration.
gun is growing faster right now (+21 stars in 30 days).
Fusio details →gun details → All Firebase alternatives →
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