RegistryCompare › Llama Guard vs NeMo Guardrails

Llama Guard vs NeMo Guardrails

An independent, evidence-based trust comparison of Llama Guard and NeMo Guardrails, 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 — 64.1/100 (Grade C) vs 44.8/100 (Grade D), a 19.3-point gap. Full breakdown below.
Signal Llama Guardmeta-llama/PurpleLlama NeMo GuardrailsNVIDIA/NeMo-Guardrails
HVTrust score 44.8 64.1
Evidence grade D C
Overall rank #138 #82
Rank in Security & Guardrails #3 #2
GitHub stars 4.3k 6.6k
Last updated 3d ago 1d ago
Build provenance No No
OSSF Scorecard 5.9 / 10 6.5 / 10
License NOASSERTION NOASSERTION
Downloads 79k/wk
Trust dimensions (points earned)
Safety / integrity / 25 7.4 13.1
Identity & provenance / 20 10.8 10.8
Transparency / 17 13.5 14.0
Maintenance / 20 12.4 19.5
Adoption / 20 8.7 15.7
Open in the live compare tool → Llama Guard profile NeMo Guardrails profile More Security & Guardrails →

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 v4.0 →