Flagsmithvsharness
Two self-hosted projects, compared on the numbers selfhost.directory tracks live: score, popularity, release cadence and setup effort.
| Flagsmith | harness | |
|---|---|---|
| Score | 73/100 | 80/100 |
| Rank in category | #2 of 8 in Feature Flags | #3 of 28 in CI/CD |
| GitHub stars | 6 630 | 38 756 |
| Stars, last 30 days | +61 | +322 |
| Stable releases, 12 months | 68 | 6 |
| Latest release | v2.288.2 · 29 Oct 2026 | v2.28.2 · 20 Apr 2026 |
| Setup | Moderate | Easy |
| Official Docker image | Yes | Yes |
| License | BSD-3-Clause | Apache-2.0 |
| Main language | Python | Go |
Which one should you pick?
harness scores 80/100 against 73/100 for Flagsmith, so it is the safer default.
Flagsmith ships more often: 68 stable releases in the past year, against 6 for harness.
If you want the quickest setup, harness is easier to run; Flagsmith needs more configuration.
harness is growing faster right now (+322 stars in 30 days).
Flagsmith details →harness details →
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