harnessvsR2R
Two self-hosted projects, compared on the numbers selfhost.directory tracks live: score, popularity, release cadence and setup effort.
| harness | R2R | |
|---|---|---|
| Score | 80/100 | 59/100 |
| Rank in category | #3 of 28 in CI/CD | #6 of 7 in RAG |
| GitHub stars | 38 759 | 8 049 |
| Stars, last 30 days | +325 | +2 |
| Stable releases, 12 months | 6 | 0 |
| Latest release | v2.28.2 · 20 Apr 2026 | — |
| Setup | Easy | Moderate |
| Official Docker image | Yes | No |
| License | Apache-2.0 | MIT |
| Main language | Go | Python |
Which one should you pick?
harness scores 80/100 against 59/100 for R2R, so it is the safer default.
harness ships more often: 6 stable releases in the past year, against 0 for R2R.
If you want the quickest setup, harness is easier to run; R2R needs more configuration.
harness is growing faster right now (+325 stars in 30 days).
harness details →R2R details →