prefectvsUltimate Certificate Manager
Two self-hosted projects, compared on the numbers selfhost.directory tracks live: score, popularity, release cadence and setup effort.
| prefect | Ultimate Certificate Manager | |
|---|---|---|
| Score | 80/100 | 50/100 |
| Rank in category | #5 of 32 in Workflow Automation | #4 of 8 in Certificate Management |
| GitHub stars | 24 093 | 171 |
| Stars, last 30 days | +181 | — |
| Stable releases, 12 months | 17 | 4 |
| Latest release | 2.20.27 · 23 Oct 2026 | v2.246 · 27 Oct 2026 |
| Setup | Moderate | Moderate |
| Official Docker image | Yes | Yes |
| License | Apache-2.0 | AGPL-3.0 |
| Main language | Python | Python |
Which one should you pick?
prefect scores 80/100 against 50/100 for Ultimate Certificate Manager, so it is the safer default.
prefect ships more often: 17 stable releases in the past year, against 4 for Ultimate Certificate Manager.
prefect is growing faster right now (+181 stars in 30 days).
prefect details →Ultimate Certificate Manager details →
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