MCP Server Directory

Scan prompts for injection attacks, redact PII, and audit LLM SDK usage from any MCP client

Credit Karma transactions for Claude — spending by category, merchant, and account summary

mcp-server com.pingvalid/mcp-server

Email validation for Claude and any MCP client — verdicts with evidence, bulk jobs, refunds.

agent-prompt-injection-firewall-mcp io.github.CSOAI-ORG/agent-prompt-injection-firewall-mcp

The WAF for agents. Pattern-based + heuristic firewall scans prompts, RAG documents, tool argume...

MCP server for Langfuse LLM observability — trace and observation analysis.

Auditable rule-based decisions with RAG explanations: a Rete engine decides, an LLM explains why.

WHOOP — MissingMCP com.missingmcp/whoop

WHOOP recovery, strain, sleep and workouts in Claude via official WHOOP OAuth. Free, open source.

RedirectBoss com.redirectboss/mcp

Manage hosts, redirects, SSL, and traffic analytics from Claude and other AI assistants.

herald io.github.btouchard/herald

Stop copy-pasting between Claude Chat and Claude Code.

The open chart format an LLM writes and the browser renders — to interactive, accessible SVG.

Roboflow (Official) com.roboflow/roboflow-mcp

Roboflow computer vision for AI agents: datasets, annotation, versioning, workflows, inference.

opchain io.github.asfbay-bit/opchain-skills

Claude Code / MCP skills for the dev pipeline: discover, spec, design, build, ship, operate.

AskMarcel HVAC Technical Knowledge io.github.askmarcel/mcphvac

HVAC technical docs for AI agents: search, diagnostics, error codes, 126 brands, 905 models.

mcp io.github.appwrite/mcp

MCP (Model Context Protocol) server for Appwrite

axiomseal com.axiomseal/axiomseal

Truth-validated, SHA-512-sealed AI memory for Claude & Cursor. Free tier, OAuth, 38 tools.

Prompt-injection firewall for AI agents — scan untrusted text before LLM calls.

mcp-server com.b2bware/mcp-server

B2Bware MCP server — access products, orders and customers from Cursor, Claude, Windsurf and more.

claude com.seoapi/claude

Validate ClaudeBot and Claude-SearchBot IP addresses. Remote MCP validate_ip tool.

openai com.seoapi/openai

Validate GPTBot and OAI-SearchBot IP addresses. Remote MCP validate_ip tool.

ServiceNow MCP server — 450+ tools (ITSM, ITOM, CMDB, scripting) for Claude, ChatGPT & any AI.

mcp com.skipshit/mcp

People and property search for Claude and ChatGPT. Phones, emails, addresses, relatives, properties.

Generate game-ready 3D models, images, and animations. Multi-engine, one API.

Model Context Protocol server for CiviCRM — AuthX-first, schema-introspected, write-gated.

Chaiz MCP com.chaiz/mcp

Live vehicle warranty (service contract) quotes by VIN, plate, or make/model/year.