Add Aigis — zero-dep Python firewall for AI agents

Author: killertcell428

README.md

@@ -118,6 +118,7 @@ Contributions are always welcome. Please read the [Contribution Guidelines](CONT
 - [WhistleBlower](https://github.com/Repello-AI/whistleblower): open-source tool designed to infer the system prompt of an AI agent based on its generated text outputs. ![GitHub Repo stars](https://img.shields.io/github/stars/Repello-AI/whistleblower?style=social)
 - [Open-Prompt-Injection](https://github.com/liu00222/Open-Prompt-Injection): open-source tool to evaluate prompt injection attacks and defenses on benchmark datasets. ![GitHub Repo stars](https://img.shields.io/github/stars/liu00222/Open-Prompt-Injection?style=social)
 - [Agentic Radar](https://github.com/splx-ai/agentic-radar): Open-source CLI security scanner for agentic workflows. ![GitHub Repo stars](https://img.shields.io/github/stars/splx-ai/agentic-radar?style=social)
+- [Aigis](https://github.com/killertcell428/aigis): zero-dependency Python firewall for AI agents. 180+ patterns across OWASP LLM Top 10, plus 2025-2026 research modules (StruQ-style structured prompts, goal-conditioned FSM, MemoryGraft defence, MSB 3-stage MCP scanning, RAG context filter, judge-manipulation detection). ![GitHub Repo stars](https://img.shields.io/github/stars/killertcell428/aigis?style=social)
 
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