shellward — MCP Server by jnMetaCode

by jnMetaCode · MCP Server · ★ 60

Last updated: · Indexed by AgentSkillsHub · Auto-synced every 8h

About shellward

ShellWard AI Agent Security Middleware — Protect AI agents from prompt injection, data exfiltration, and dangerous command execution. ShellWard acts as an LLM security middleware and AI agent firewall, intercepting tool calls at runtime to enforce agent guardrails before damage is done. 8-layer defense-in-depth, DLP-style data flow control, zero dependencies. Works as standalone SDK or OpenClaw plugin. English | 中文 Demo 7 real-world scenarios: server wipe → reverse shell → prompt injection → DLP audit → data exfiltration chain → credential theft → APT attack chain The Problem Your AI agent has full access to tools — shell, email, HTTP, file system. One prompt injection and it can: ❌ Without ShellWard: Agent reads customer file... Tool output: "John Smith, SSN 123-45-6789, card 4532

agent-securityai-agentai-firewallai-safetyai-securityclaude-codecursordata-exfiltrationdlpguardrails

Quick Facts

Stars60
Forks8
LanguageTypeScript
CategoryMCP Server
LicenseApache-2.0
Quality Score59.684/100
Last Updated2026-04-15
Created2026-03-12
Platformsclaude-code, mcp, node
Est. Tokens~179k

Compatible Skills

These tools work well together with shellward for enhanced workflows:

  • openguardrails — semantic(0.49)+complementary+rare_topics+same_lang+similar_pop+shared_platform (71%)
  • agent-audit — semantic(0.44)+shared_fw(langchain)+rare_topics+similar_pop+shared_platform (62%)

shellward alternative? Top 6 similar tools

Looking for a shellward alternative? If you're comparing shellward with other mcp server tools, these 6 projects are the closest alternatives on Agent Skills Hub — ranked by topic overlap, star count, and community traction.

  • agent-security-scanner-mcp by sinewaveai · ⭐ 100

    Security scanner MCP server for AI coding agents. Prompt injection firewall, package hallucination detection (

  • agentseal by getagentseal · ⭐ 231

    Security toolkit for AI agents. Scan your machine for dangerous skills and MCP configs, monitor for supply cha

  • agentseal by AgentSeal · ⭐ 156

    Security toolkit for AI agents. Scan your machine for dangerous skills and MCP configs, monitor for supply cha

  • agent-audit by HeadyZhang · ⭐ 138

    Static security scanner for LLM agents — prompt injection, MCP config auditing, taint analysis. 49 rules mappe

  • secure-claude-code by efij · ⭐ 88

    Security guardrails for Claude Code, MCP tools, and Claude cowork workflows. Local-first modular YARA-style gu

  • rampart by peg · ⭐ 68

    Open-source firewall for AI agents. Policy engine that audits and controls what OpenClaw, Claude Code, Cursor,

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Frequently Asked Questions

What is shellward?

shellward is AI Agent Security Middleware — 8-layer defense, DLP data flow, prompt injection detection, zero dependencies. SDK + MCP server for Claude Code, Cursor, LangChain, Hermes Agent & more.. It is categorized as a MCP Server with 60 GitHub stars.

What programming language is shellward written in?

shellward is primarily written in TypeScript. It covers topics such as agent-security, ai-agent, ai-firewall.

How do I install or use shellward?

You can find installation instructions and usage details in the shellward GitHub repository at github.com/jnMetaCode/shellward. The project has 60 stars and 8 forks, indicating an active community.

What license does shellward use?

shellward is released under the Apache-2.0 license, making it free to use and modify according to the license terms.

What are the best alternatives to shellward?

The top alternatives to shellward on Agent Skills Hub include agent-security-scanner-mcp, agentseal, agentseal. Each offers a different approach to the same problem space — compare them side-by-side by stars, quality score, and community activity.

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