Fence vs OpenSandbox
An independent, evidence-based trust comparison of Fence and OpenSandbox, two Sandboxes & Runtimes projects in the HVTracker registry. Scores come from public, checkable signals — supply-chain provenance, OSSF Scorecard, maintenance, and adoption — not popularity.
OpenSandbox leads on trust — 74.5/100 (Grade B) vs 58.7/100 (Grade C), a 15.8-point gap. Full breakdown below.
| Signal | Fencefencesandbox/fence | OpenSandboxopensandbox-group/OpenSandbox |
|---|---|---|
| HVTrust score | 58.7 | 74.5 |
| Evidence grade | C | B |
| Coverage grade | C | B |
| Overall rank | #643 | #229 |
| Rank in Sandboxes & Runtimes | #6 | #3 |
| GitHub stars | 956 | 15.2k |
| Last updated | 3d ago | today |
| Build provenance | No | No |
| OSSF Scorecard | 7.1 / 10 | 6.1 / 10 |
| License | Apache-2.0 | Apache-2.0 |
| Downloads | — | 78k/wk |
| Trust dimensions (points earned) | ||
| Safety / integrity / 25 | 12.8 | 8.8 |
| Identity & provenance / 18 | 10.8 | 10.8 |
| Transparency / 17 | 14.5 | 13.7 |
| Maintenance / 20 | 13.4 | 20.0 |
| Adoption / 20 | 7.2 | 16.6 |
| Runtime capability surface (full matrix) | ||
| MCP server | — | Implemented |
| External providers | — | 2 — Postgres, Redis |
| Requires API keys | No | No |
| Plugin surface | — | extensions |
| Provenance drift | — | Match |
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 →