BrowserOS vs Obscura
An independent, evidence-based trust comparison of BrowserOS and Obscura, two Browser & Computer Use projects in the HVTracker registry. Scores come from public, checkable signals — supply-chain provenance, OSSF Scorecard, maintenance, and adoption — not popularity.
Obscura leads on trust — 67.6/100 (Grade B) vs 65.5/100 (Grade B), a 2.1-point gap. Full breakdown below.
| Signal | BrowserOSbrowseros-ai/BrowserOS | Obscurah4ckf0r0day/obscura |
|---|---|---|
| HVTrust score | 65.5 | 67.6 |
| Evidence grade | B | B |
| Coverage grade | C | C |
| Overall rank | #304 | #249 |
| Rank in Browser & Computer Use | #8 | #6 |
| GitHub stars | 13.5k | 24.5k |
| Last updated | today | today |
| Build provenance | No | No |
| OSSF Scorecard | 4.7 / 10 | 6.2 / 10 |
| License | AGPL-3.0 | Apache-2.0 |
| Downloads | — | — |
| Trust dimensions (points earned) | ||
| Safety / integrity / 25 | 10.6 | 10.5 |
| Identity & provenance / 18 | 10.8 | 10.8 |
| Transparency / 17 | 12.5 | 13.8 |
| Maintenance / 20 | 20.0 | 20.0 |
| Adoption / 20 | 9.9 | 10.5 |
| Runtime capability surface (full matrix) | ||
| MCP server | Implemented | Implemented |
| External providers | 1 — Amazon Bedrock | — |
| Requires API keys | No | No |
| Plugin surface | plugins | — |
| Provenance drift | — | — |
How to read this: HVTrust (0–100) weighs supply-chain signals (provenance, OSSF Scorecard, signed commits, open license) alongside real-world adoption, scaled by an evidence-confidence factor. Grade bands: A ≥ 80, B ≥ 65, C ≥ 50, D < 50. Signals refresh daily. Full methodology v4.3 →