MCP Server Directory

tollbooth-oauth2-collector io.github.lonniev/tollbooth-oauth2-collector

Unauthenticated OAuth2 callback collector for Tollbooth MCP services

StackerScan com.stackerscan/stackerscan

Five read-only tools: spot prices, observed premiums, price history, Goldback rate, and currencies.

melody-genie app.melodygenie/melody-genie

Write lyrics in 100+ styles, score them, generate full songs with 4 engines, split stems. OAuth.

structured-output-mcp-agent-authlib ai.getvda/structured-output-mcp-agent-authlib

Structured Output MCP Agent (Authlib)

Scans MCP servers for tool poisoning, prompt injection and supply chain risks.

Read-only Oura Ring sleep, readiness, activity, stress and heart rate data (OAuth2)

ScanScam Integrity io.github.Gabothefounder/scanscam-integrity

Independent agent preflight: verify change, mandates, evidence, and exact execution.

domain-da-pa-check com.jojapi/domain-da-pa-check

Domain DA-PA Checker: Domain authority score & page authority score, spam score, backlink count.

Stashbase io.github.stashbase/mcp

Secrets for developers and agents—secure context and workflows without exposing secret values.

Tuurio ID io.github.Tuurio/tuurio-id

Manage users, OIDC clients, roles, settings, and audits with tenant-bound OAuth.

Non-custodial Kaspa policy enforcement for AI agents; signers retain custody.

Xingchen SentriScan ASP io.github.xhdyycx/xingchen-sentriscan-asp

10 deterministic micro-tools for agents. x402 on X Layer, zero LLM.

Ethereal Goods x402 Tools store.etherealgoodsco/x402-tools

70+ pay-per-call security, crypto, and data tools for AI agents via x402 USDC micropayments on Base

regfish com.regfish/mcp

Domains, DNS, DNSSEC and hosting at regfish; diagnose any domain; OAuth or API key.

Occludra — MCP Gateway (AI Security Gateway) ai.occludra/mcp-gateway

Security & DLP proxy for MCP: tool-poisoning scans, PII redaction on tool args/results. Beta.

OfflineCreator Studio com.offlinecreatorstudio/mcp

Create images and videos with OfflineCreator Studio through OAuth or the npm stdio server.

Corbelworks Utility Defect Scan and Buyer Intake dev.pages.corbelworks/reliability

Preflight utility evidence, open a $149 scan checkout, and file scoped buyer intake.

northlit ai.northlit/northlit

AI design studio: briefs to direction boards, HTML prototypes, images and video. OAuth sign-in.

CIGAM io.github.mcp-dir/cigam-mcp

CIGAM ERP (management for industry, retail and franchises) via session capture with your authorizati

SQLGuard — Execution Certificate Firewall io.github.cabbageandtea/sqlguard

Permission before writes. Gravity→DENYs→Session $0.25. Pilot $100; Gateway $299. Probe free.

SentientData Market Scan ly.deal/market-scan

Live eBay market intelligence: underpriced listing scans, price distributions, flip margins.

pdata Prediction Markets world.pdata/mcp

Polymarket, Kalshi + 6 more prediction markets: live odds, volume, movers. Read-only, no auth.

LiveSpot se.livespot/mcp

Find concerts, theatre, sport and festivals in Sweden. Authless, read-only MCP.

AgentReady Woo xyz.utilityhouse/agentready-woo

Check WooCommerce agent readiness and run owner-authorized release gates.