@himorishige/noren
Noren (のれん) - Lightweight AI security library for prompt injection protection. Like a shop curtain that provides privacy, Noren intelligently shields your AI applications from malicious prompts.
kindlyguard
Security-focused MCP server protecting against unicode attacks, injection threats, and other AI vulnerabilities
purgeai-shield
PurgeAI Shield - AI Security SDK for prompt injection detection, jailbreak prevention, and PII protection