NeMo Guardrails vs T3MP3ST
An independent, evidence-based trust comparison of NeMo Guardrails and T3MP3ST, two Security & Guardrails projects in the HVTracker registry. Scores come from public, checkable signals — supply-chain provenance, OSSF Scorecard, maintenance, and adoption — not popularity.
NeMo Guardrails leads on trust — 72.7/100 (Grade B) vs 58.2/100 (Grade C), a 14.5-point gap. Full breakdown below.
| Signal | NeMo GuardrailsNVIDIA/NeMo-Guardrails | T3MP3STelder-plinius/T3MP3ST |
|---|---|---|
| HVTrust score | 72.7 | 58.2 |
| Evidence grade | B | C |
| Coverage grade | A | C |
| Overall rank | #162 | #475 |
| Rank in Security & Guardrails | #3 | #7 |
| GitHub stars | 7.0k | 5.9k |
| Last updated | 1d ago | today |
| Build provenance | No | No |
| OSSF Scorecard | 6.6 / 10 | 5.1 / 10 |
| License | NOASSERTION | AGPL-3.0 |
| Downloads | 79k/wk | — |
| Trust dimensions (points earned) | ||
| Safety / integrity / 25 | 13.2 | 10.5 |
| Identity & provenance / 18 | 10.8 | 10.8 |
| Transparency / 17 | 14.1 | 12.8 |
| Maintenance / 20 | 18.8 | 15.8 |
| Adoption / 20 | 15.8 | 9.1 |
| Runtime capability surface (full matrix) | ||
| MCP server | — | Implemented |
| External providers | 1 — OpenAI | 4 — Anthropic, OpenAI, OpenRouter, … |
| Requires API keys | No | Yes |
| Plugin surface | — | plugins |
| Provenance drift | Unknown | — |
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NeMo Guardrails profile
T3MP3ST profile
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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 →