prefectvsunleash
Two self-hosted projects, compared on the numbers selfhost.directory tracks live: score, popularity, release cadence and setup effort.
| prefect | unleash | |
|---|---|---|
| Score | 80/100 | 75/100 |
| Rank in category | #5 of 32 in Workflow Automation | #1 of 8 in Feature Flags |
| GitHub stars | 24 094 | 13 912 |
| Stars, last 30 days | +182 | +90 |
| Stable releases, 12 months | 17 | 15 |
| Latest release | 2.20.27 · 23 Oct 2026 | v8.3.0 · 27 Oct 2026 |
| Setup | Moderate | Easy |
| Official Docker image | Yes | Yes |
| License | Apache-2.0 | AGPL-3.0 |
| Main language | Python | Typescript |
Which one should you pick?
prefect scores 80/100 against 75/100 for unleash, so it is the safer default.
prefect ships more often: 17 stable releases in the past year, against 15 for unleash.
If you want the quickest setup, unleash is easier to run; prefect needs more configuration.
prefect is growing faster right now (+182 stars in 30 days).
prefect details →unleash details →
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