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NeMo Guardrails

NeMo Guardrails is an open-source toolkit for easily adding programmable guardrails to LLM-based conversational systems.

View on GitHub Official site
Privacy Security Easy setup 6,768 stars

Overview

Description

NeMo Guardrails keeps your AI chatbot safe, compliant, and on-brand by adding programmable safety rules between your app and the LLM. The big picture: it blocks jailbreaks, filters sensitive data, and enforces topic boundaries so your AI stays trustworthy. The bottom line: fewer compliance incidents and faster deployment of customer-facing AI.

Technical scorecard

License

Not specified

Commercial use

No

OpenAI-compatible API

Yes

REST API

Yes

Fine-tuning support

No

Quantization support

No

Docker available

Yes

GUI / no-code available

No

Telemetry

Opt-out

Offline after setup

No

Data & Privacy

Does it send data online?

This listing is not marked offline after setup.

Does it store history?

Not verified in this directory yet. Review the upstream docs for persistence, logs, and workspace storage.

License checks?

The listed license needs review before commercial use.

Telemetry?

Opt-out

Last verified: Jul 22, 2026. Maintainer verification should be treated as directory guidance, not legal advice.

🛡️

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Setup & Installation

Easy

A developer can usually get this running with standard docs.

# Start with the official project repository
# https://github.com/NVIDIA-NeMo/Guardrails

Hardware Requirements

Hardware tagsNot specified
LanguagesPython

Works Well With