MCP Server Directory

modelcontextprotocol/sequentialthinking

Dynamic and reflective problem-solving through thought sequences.

trycua/cua

MCP server for the Computer-Use Agent (CUA), allowing you to run CUA through Claude Desktop or other MCP clients.

mastra-ai/mastra

Client implementation for Mastra, providing seamless integration with MCP-compatible AI models and tools.

lingodotdev/lingo.dev

Make your AI agent speak every language on the planet, using Lingo.dev Localization Engine.

ref-tools/ref-tools-mcp

Up-to-date documentation for your coding agent. Covers 1000s of public repos and sites. Built by ref.tools

semgrep/mcp

Enable AI agents to secure code with Semgrep.

SonarSource/sonarqube-mcp-server

Provides seamless integration with SonarQube Server or Cloud, and enables analysis of code snippets directly within the agent context

paypal/agent-toolkit

The PayPal Model Context Protocol server allows you to integrate with PayPal APIs through function calling. This protocol supports various tools to interact with different PayPal services.

agentrpc/agentrpc

Connect to any function, any language, across network boundaries using AgentRPC.

BrightbeamAI/chap

CHAP Coordinator for auditable human-agent collaboration: approvals, overrides, handoffs, escalations and hash-linked evidence.

square/square-mcp-server

A Model Context Protocol (MCP) server for square

aliyun/alibabacloud-dataworks-mcp-server

A Model Context Protocol (MCP) server that provides tools for AI, allowing it to interact with the DataWorks Open API through a standardized interface. This implementation is based on the Aliyun Open API and enables AI agents to perform cloud resources operations seamlessly.

gotohuman/gotohuman-mcp-server

Human-in-the-loop platform - Allow AI agents and automations to send requests for approval to your gotoHuman inbox.

Hypersequent/qasphere-mcp

Integration with QA Sphere test management system, enabling LLMs to discover, summarize, and interact with test cases directly from AI-powered IDEs

Fewsats/fewsats-mcp

Enable AI Agents to purchase anything in a secure way using Fewsats

atla-ai/atla-mcp-server

Enable AI agents to interact with the Atla API for state-of-the-art LLMJ evaluation.

chargebee/agentkit

MCP Server that connects AI agents to Chargebee platform.

riza-io/riza-mcp

Arbitrary code execution and tool-use platform for LLMs by Riza

kontent-ai/mcp-server

Create, manage, and explore your content and content model using natural language in any MCP-compatible AI tool.

Perspective-AI/mcp

Design Perspective AI conversation agents that replace static forms, analyze conversations, deploy embeds and automate follow-ups.

inamprotocol/inam-protocol/mcp

Look up AI agents' evidence-based reputation and record two-party signed work receipts, with operator-authorized verification and a Merkle transparency log.

Coresignal-com/coresignal-mcp

Access comprehensive B2B data on companies, employees, and job postings for your LLMs and AI workflows.

cogdepot/mcp-server

Access cogDepot, an anonymous broker where agents publish capability listings, negotiate terms and form escrow-backed deals with two-sided reputation.

elicitly/elicitly

Human-in-the-loop via MCP elicitation: native confirmation dialogs and typed forms from JSON schemas in the host, plus a check of supported features.

humanforai/humanforai-mcp

Hire human operators for tasks needing physical presence, perception or judgment: real-world verification, product testing, AI output review and errands.

signdocsbrasil/signdocs-mcp-server

Brazilian e-signature (SignDocs Brasil): create signing sessions and multi-signer envelopes, upload and download documents, verify signatures, and manage webhooks. ICP-Brasil digital certificates, facial biometrics and OTP, under MP 2.200-2. Local stdio via npx -y @signdocs-brasil/mcp-server, or the hosted HTTP endpoint.

bodyegypt/lobbyvoices-mcp

Tools from Lobby, an AI receptionist for small businesses: write phone scripts and IVR menus, generate ElevenLabs agent prompts and role-play calls.

ramp-public/ramp-mcp

Interact with Ramp's Developer API to run analysis on your spend and gain insights leveraging LLMs

root-signals/root-signals-mcp

Equip AI agents with evaluation and self-improvement capabilities with Root Signals

Connect your AI Agents to 8,000 apps instantly.

t3ratech/market-pulse-mcp

Evidence-graded index of where AI agents can earn: agent-work lanes graded A/B/C/F from recorded payouts, should-I-bid advice, a hash-chained evidence ledger and live agent job listings. Read-only, free without a key.

sttruji/mundane-mcp

Hire ID-verified people for errands, on-site photos, queue-sitting and in-person bookings, with escrow-backed offers, chat and proof-of-completion review.

GriffMurder/taskbullet-mcp-server

Delegate phone calls, captcha/2FA logins, errands and QA your agent can't finish to a real human assistant, then track results.

zihin-ai/zihin-mcp

Build and operate AI agents on the Zihin.ai platform: manage agents, schemas, triggers, budgets and approvals, run diagnostics and chat with your agents.

ianewsfr-a11y/ergonia

Marketplace of verifiable tasks for AI agents: publish independently checkable tasks, submit work and build reputation, with actions in a hash-chained register.

Official MCP Server to interact with Pearl API. Connect your AI Agents with 12,000+ certified experts instantly.

plori-ai/plori

Create and drive hosted plori agents with persistent disk, tools and memory: invoke agents, manage the human-in-the-loop queue and schedule deferred runs.