An independent, evidence-weighted trust comparison of two ui & app builders — ranked on verifiable signals, not popularity.
| Signal | Open WebUI | OpenUI |
|---|---|---|
| HVTrust score | 88.1 | 83.7 |
| Evidence grade | A | A |
| Registry state | Listed | Listed |
| Safety / Integrity (25) | 17.3 | 19.2 |
| Identity / Provenance (18) | 18.0 | 18.0 |
| Transparency (17) | 13.5 | 13.1 |
| Maintenance (20) | 19.5 | 18.8 |
| Adoption (20) | 19.8 | 14.6 |
| GitHub stars | 140.2k | 6.9k |
| Weekly downloads | 416,388 | 10,758 |
| Last push | 2026-06-04 | 2026-06-11 |
| Language | Python | TypeScript |
| OSSF Scorecard | 5.9 | 5.4 |
| Review flags | — | — |
| Recent change | 2026-06-02: Activity score up 6pts (94 → 100) | 2026-06-11: OSSF Scorecard: 5.4/10 |