openwhiskvsZot Registry
Two self-hosted projects, compared on the numbers selfhost.directory tracks live: score, popularity, release cadence and setup effort.
| openwhisk | Zot Registry | |
|---|---|---|
| Score | 67/100 | 64/100 |
| Rank in category | #2 of 7 in Serverless | #3 of 12 in Container Registry |
| GitHub stars | 6 803 | 2 919 |
| Stars, last 30 days | +5 | +120 |
| Stable releases, 12 months | 0 | 12 |
| Latest release | — | v2.1.22 · 6 Oct 2026 |
| Setup | Advanced | Moderate |
| Official Docker image | Yes | Yes |
| License | Apache-2.0 | Apache-2.0 |
| Main language | Scala | Go |
Which one should you pick?
openwhisk scores 67/100 against 64/100 for Zot Registry, so it is the safer default.
Zot Registry ships more often: 12 stable releases in the past year, against 0 for openwhisk.
If you want the quickest setup, Zot Registry is easier to run; openwhisk needs more configuration.
Zot Registry is growing faster right now (+120 stars in 30 days).
openwhisk details →Zot Registry details →
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