MCP Server Directory

mcp dev.agentsim/mcp

Control plane for agent auth walls. Connector 0 handles SMS OTP with US test numbers.

mcp cc.accrue/mcp

Stablecoin Yield Index (SYX) and live USDC vault APYs across Ethereum, Base, Arbitrum.

Siftable MCP server for governed work, knowledge, calendar, people, datasets, and Vault.

arifOS — Constitutional AI Kernel io.github.ariffazil/arifos

Constitutional AI kernel with 13 MCP tools, 888_JUDGE verdict pipeline, and VAULT999 ledger.

MCP server for MySQL. Read-only by default, row caps, statement timeouts, secrets never logged.

mcp-server com.abbyseo/mcp-server

Scan any URL for on-page, technical & content SEO; 0-100 score with copy-paste fixes.

AgentGrade com.agentgrade/mcp-server

Scan any website for AI agent readiness, payment protocols, and discovery endpoints

Read-only MCP server for the Monzo banking API: OAuth, local transaction cache, spending analysis.

Scan any URL for WCAG accessibility issues (axe-core) and get per-element fixes for an AI agent.

musicurainz io.github.pipeworx-io/musicbrainz

MusicBrainz MCP — wraps MusicBrainz Web Service v2 (free, no auth)

Firmware Attestation MCP — hardware trust layer for sovereign AI. Scan firmware, check

stock-signal-us com.airblockfz/stock-signal-us

US stock bottom/top signals: S&P500 + indexes, verdict + score, scans. Pay-per-call x402.

Runtime budget authority for AI agents — reserve, enforce, reconcile spend across providers

Local supply-chain CVE scanner via OSV/NVD. Scans deps and IDE extensions. No upload.

MCP server for Kenya Revenue Authority tax workflows and information

surf tech.geckovision/surf

Point Gecko at an OpenAPI spec; get first-call-correct, auth-hidden agent tools.

Renzo MCP Server com.renzoprotocol/mcp

MCP server for Renzo protocol data, including chains, vaults, operators, and ezETH metrics.

a2a-trustgate io.github.jyswee/a2a-trustgate

A2A TrustGate: 4-gate firewall that screens every AI-agent action before it runs. 50 tools.

MCP server for OneLogin API - manage users, apps, roles, and authentication

MCP server to scan smart contracts on Base for honeypots, rug pulls, and vulnerabilities.

Smart contract security scanner — vulnerabilities, risk scores, and calldata decoding

Kloudle Cloud Security Scanner io.github.Kloudle/cloud-security-scanner

AWS cloud security scanners for AI agents — S3, IAM, EC2, EKS, RDS, CloudTrail, CloudWatch Logs

MCP security scanner. CI-native testing, attack simulation, health scoring, and SARIF.

Read, send, search & manage Instagram DMs through AI assistants. 15 tools, cookie auth.