MCP Server Directory

Altscan explorers io.altscan/explorers

Keyless, read-only BNB Chain and Ethereum data: transactions by hash, tokens with a lookalike check

AgentRead dev.workers.toolschemaforge.agent-read/agent-read

Turn URLs, PDFs and DOCX into clean Markdown for agents, plus prompt-injection scanning

Static Forms dev.staticforms/static-forms

Manage Static Forms (staticforms.dev) form endpoints, form rules and submissions over OAuth.

Buzzberg ai.buzzberg/mcp

Trade ideas, author track records and sentiment from X, YouTube, Reddit, Substack; earnings calls

Use API keys from your Keyfold vault in commands and .env files. No tool returns a secret value.

Certopolis com.certopolis/certopolis

Certification exam practice as a town-building game: AWS, Security+, PMP, CFA, Claude and more.

Ranuk Web Accessibility & AST Security Auditor io.github.RanuK12/ada-audits

Edge MCP Server for live WCAG 2.1 AA accessibility compliance and AST security audits.

THORChain MCP org.thorchain/thorchain-mcp

Read-only THORChain data: pools, network, nodes, vaults, transactions, Midgard history.

Republeq Merchant MCP com.republeq/merchant

OAuth-protected product catalog, ratings, reviews, categories and guides for approved agents.

Mailows com.mailows/mailows

Give AI agents their own email inboxes: list, read and send mail via scoped, revocable OAuth grants.

Provider-side MCP firewall: identity, threat-intel, barter, rate limits, DLP, audit.

terraphim-skills md.terraphim-skills/terraphim-skills

Anonymous catalogue of curated agent skills (SKILL.md); premium bodies via OAuth account endpoint.

Couryo com.couryo/mcp

Transactional email API: send, read delivery timelines, explain bounces, manage domains (OAuth).

Local-first PII and secret scrubber with checksum checks and reversible LLM tokens.

Dark pool for agent work com.textforagents/dark-pool-for-agent-work

Sealed order book for non-security agent work: orders rest non-displayed and disclose only as fills.

screenRIG: free digital signage for AI agents io.github.screenrig/screenrig

Free digital signage MCP server: publish to TVs, schedule, verify with screenshots. OAuth sign-in.

Diogenes Agent Guardrails & Sandbox MCP io.github.stand-out-of-my-sun/diogenes-agent-guardrails-mcp

Autonomous agent guardrails, bash sandboxing, MCP rugpull diffing & prompt firewalls.

Board Planner io.github.rafalpodles/board-planner

Project board for teams and coding agents: Kanban, sprints, 46 tools, OAuth 2.1 or API tokens.

LLM Red-Team Scanner io.github.manhliemcn4euwlu-source/llm-red-team-scanner

LLM agent security review: live injection/jailbreak probes plus a static audit of missing guardrails

Security-focused MCP server for GnuPG signing, encryption and key management.

Author, render and visually verify Manim math animations from natural language

Connects MCP servers, packages, security checks, and release gates in one repo.

credential leases, never raw keys — scoped, expiring secret leases for agents; the agent gets a

Diogenes Web3, DeFi & 402 Security MCP io.github.stand-out-of-my-sun/diogenes-web3-security-mcp

Smart contract audit oracles, Solana risk analysis, MEV defense & HTTP 402 verifiers.