Open sourcePython · ≈7.4k stars · NOASSERTION (per GitHub)
NeMo Guardrails
Programmable guardrails for LLM-based systems
NeMo Guardrails is NVIDIA's open-source toolkit for adding programmable guardrails to LLM-based conversational systems.
In research (4)
Oct 27, 2026 · Harness-level alternative: runtime rails around the model instead of model-internal attention gating.
- Concordat: Typed Sessions for LLM AgentsVerdict: Useful
Oct 27, 2026 · Alternative approach that enforces conversational policy with runtime rails around the LLM.
- Deletion, Substitution, Repair and Transplant: Component Attribution in BARBICAN, a Layered Prompt-Injection Gateway for MCPVerdict: Useful
Oct 23, 2026 · Run component by component as an external layered defense on the independent check set.
- EpiSEM-Bench: Evaluating Safety and Evidence Recovery in LLM Agents under Missing EvidenceVerdict: Useful
Oct 22, 2026 · Runtime guardrail frameworks are the obvious mitigation layer for the pre-action checks this benchmark motivates.
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Connections
Relations from the Harness Hub knowledge graph, as charted in the State of Harness reports.
Maintained by · 1
- NVIDIA-NeMoOrganisation
Similar entries · 3
- CC Safety NetProject
- Destructive Command GuardProject
- Lasso SecurityStartup
Sources
Verified Oct 29, 2026