AI Guardrails
6 toolsOSSFree
Guardrails AI
Output validation and structured generation for LLMs
⭐ 4,500
OSSFree
NeMo Guardrails
NVIDIA's programmable safety and control rails for LLM applications
⭐ 4,000
OSSFree
LLM Guard
OSS guardrails toolkit by Protect AI
⭐ 3,200
Free
Lakera Guard
Real-time AI security guardrails — now part of Cisco AI Defense
OSSFree
OpenAI Guardrails
OpenAI's first-party guardrails library for Responses/Assistants
Free
Gray Swan Cygnal
Real-time prompt-injection and jailbreak defense proxy
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Coding Assistants (27)Autonomous Agents (11)Agent Frameworks (16)Pipelines & RAG (12)LLM Infrastructure (45)Design & UI (11)AI-Augmented Code Quality (6)Documentation (9)Product & PM (6)MCP Servers (20)Prompt & Eval (10)Specifications (11)Spec-Driven Dev (5)AI Code Review (4)Fine-tuning (7)Voice AI (11)Multimodal (11)Browser Automation (7)Observability (14)Memory & Persistence (7)