harnessvswindmill
Two self-hosted projects, compared on the numbers selfhost.directory tracks live: score, popularity, release cadence and setup effort.
| harness | windmill | |
|---|---|---|
| Score | 80/100 | 77/100 |
| Rank in category | #3 of 28 in CI/CD | #6 of 32 in Workflow Automation |
| GitHub stars | 38 746 | 18 308 |
| Stars, last 30 days | +319 | +288 |
| Stable releases, 12 months | 6 | 163 |
| Latest release | v2.28.2 · 20 Apr 2026 | v1.853.0 · 28 Oct 2026 |
| Setup | Easy | Moderate |
| Official Docker image | Yes | Yes |
| License | Apache-2.0 | Other |
| Main language | Go | Rust |
Which one should you pick?
harness scores 80/100 against 77/100 for windmill, so it is the safer default.
windmill ships more often: 163 stable releases in the past year, against 6 for harness.
If you want the quickest setup, harness is easier to run; windmill needs more configuration.
harness details →windmill details →