Discover Awesome MCP Servers

Hands-on MCP (Message Control Protocols) Guide

MCPベーシック (MCP Bēshikku)

Chromium CodeSearch MCP

Enables AI assistants to search and explore Chromium and PDFium source code, check Gerrit code reviews with test results and bot errors, search issues, and analyze commit history through Google's official APIs.

Local Lens

A 100% local development monitoring tool that captures browser console logs, network requests, and backend server output for analysis by AI assistants via MCP. It enables LLMs to debug applications by providing structured, real-time access to full-stack log data and persistent local storage.

Cashfree MCP Server

Enables AI tools and agents to integrate with Cashfree's payment services (Payment Gateway, Payouts, and SecureID) using the Model Context Protocol, allowing transactions and account management through natural language.

MCP Releases Server

An MCP server that provides GitHub release information through the Model Context Protocol. It features a tool to retrieve the latest stable release version of any specified GitHub repository.

ActiveCampaign MCP Server by CData

This project builds a read-only MCP server. For full read, write, update, delete, and action capabilities and a simplified setup, check out our free CData MCP Server for ActiveCampaign (beta): https://www.cdata.com/download/download.aspx?sku=JUZK-V&type=beta

GitLab WeChat MCP

Enables users to retrieve GitLab commit records and automatically generate daily work reports that can be sent to WeChat Work groups. Supports querying commits by date and user, with seamless enterprise messaging integration.

Qwen Video Understanding MCP Server

Enables AI agents to analyze videos and images using Qwen3-VL deployed on Modal, supporting hours-long videos with timestamp grounding, text extraction, video summarization, and Q\&A with 256K context window.

MCP Indexer

Enables semantic code search across multiple repositories using natural language queries. Provides intelligent code discovery, symbol lookups, and cross-repo dependency analysis for AI coding agents.

Law Office SQLite MCP Server

A Model Context Protocol server for law office database management that enables tracking clients, cases, billable time, and invoices.

Volume Wall Detector MCP

An MCP server that analyzes stock trading volume to identify significant price levels (volume walls), supporting features like order book data fetching, trade analysis, and volume distribution tracking.

Smartlead Simplified MCP Server

A Multi-Channel Proxy server that provides a structured interface for interacting with Smartlead's API, organizing functionality into logical tools for campaign management, lead management, and other marketing automation features.

Spotify Playlist MCP Server

Enables creating and managing Spotify playlists using natural language with advanced similarity matching across 8 different algorithms. Supports finding similar tracks based on audio features, mood, energy, genre, and custom weighted parameters to build personalized playlists automatically.

Email MCP Server

Enables Claude Desktop to send emails through Mailjet's API using the Model Context Protocol over Server-Sent Events. Provides secure email sending capabilities with API token authentication and user-provided credentials.

Remote MCP Server with GitHub OAuth

A Model Context Protocol server that supports remote connections and authenticates users via GitHub OAuth, allowing them to access tools based on their GitHub identity.

MCP Gateway

A universal gateway that aggregates multiple MCP servers into a single interface while providing advanced token optimization, result filtering, and automated summarization. It enables efficient management of large tool catalogs and reduces context usage by up to 95% for major AI clients.

Weather Server

Provides access to weather alerts and forecasts for US locations using the National Weather Service public APIs.

Awesome MCP Security

MCP (Model Context Protocol)に関連するセキュリティ脅威、MCPサーバーなどについて： This is a broad topic, so I'll outline some potential security threats related to MCP and MCP servers. The specific threats will depend on the implementation and usage of MCP. * **Data Poisoning:** If an attacker can inject malicious data into the model context, they could influence the behavior of the model in unintended and potentially harmful ways. This is especially concerning if the model is used for critical decision-making. * **Unauthorized Access:** If access to the MCP server is not properly secured, unauthorized users could gain access to sensitive model context data or even modify the model itself. * **Denial of Service (DoS):** An attacker could flood the MCP server with requests, overwhelming its resources and making it unavailable to legitimate users. * **Man-in-the-Middle (MitM) Attacks:** If communication between clients and the MCP server is not encrypted, an attacker could intercept and modify data in transit. * **Injection Attacks:** Depending on how the MCP server processes input, it may be vulnerable to injection attacks (e.g., SQL injection, command injection). * **Vulnerabilities in MCP Server Software:** Like any software, MCP server software may contain vulnerabilities that attackers could exploit. * **Data Leakage:** If the MCP server is not properly configured, sensitive model context data could be leaked to unauthorized parties. * **Model Extraction:** An attacker might try to extract the underlying model from the MCP server, potentially stealing valuable intellectual property. To mitigate these threats, it's important to implement strong security measures, such as: * **Authentication and Authorization:** Ensure that only authorized users can access the MCP server and its data. * **Encryption:** Encrypt communication between clients and the MCP server. * **Input Validation:** Carefully validate all input to the MCP server to prevent injection attacks. * **Regular Security Audits:** Conduct regular security audits to identify and address potential vulnerabilities. * **Keep Software Up-to-Date:** Keep the MCP server software and all related components up-to-date with the latest security patches. * **Data Sanitization:** Sanitize data before it is used to update the model context. * **Rate Limiting:** Implement rate limiting to prevent DoS attacks. * **Access Control Lists (ACLs):** Use ACLs to restrict access to specific resources on the MCP server. The specific security measures that are needed will depend on the specific implementation and usage of MCP. It's important to carefully assess the risks and implement appropriate security controls. --- 日本語訳： MCP（モデルコンテキストプロトコル）に関連するセキュリティ脅威、MCPサーバーなどについて： これは広範なトピックなので、MCPおよびMCPサーバーに関連する潜在的なセキュリティ脅威の概要を説明します。具体的な脅威は、MCPの実装と使用方法によって異なります。 * **データの汚染:** 攻撃者が悪意のあるデータをモデルコンテキストに注入できる場合、モデルの動作に意図しない、潜在的に有害な影響を与える可能性があります。これは、モデルが重要な意思決定に使用される場合に特に懸念されます。 * **不正アクセス:** MCPサーバーへのアクセスが適切に保護されていない場合、許可されていないユーザーが機密性の高いモデルコンテキストデータにアクセスしたり、モデル自体を変更したりする可能性があります。 * **サービス拒否（DoS）攻撃:** 攻撃者がMCPサーバーにリクエストを大量に送り込み、リソースを圧倒し、正当なユーザーが利用できなくなる可能性があります。 * **中間者（MitM）攻撃:** クライアントとMCPサーバー間の通信が暗号化されていない場合、攻撃者は転送中のデータを傍受して変更する可能性があります。 * **インジェクション攻撃:** MCPサーバーが入力を処理する方法によっては、インジェクション攻撃（SQLインジェクション、コマンドインジェクションなど）に対して脆弱である可能性があります。 * **MCPサーバーソフトウェアの脆弱性:** 他のソフトウェアと同様に、MCPサーバーソフトウェアには、攻撃者が悪用する可能性のある脆弱性が含まれている可能性があります。 * **データ漏洩:** MCPサーバーが適切に構成されていない場合、機密性の高いモデルコンテキストデータが許可されていない当事者に漏洩する可能性があります。 * **モデル抽出:** 攻撃者がMCPサーバーから基盤となるモデルを抽出しようとし、貴重な知的財産を盗む可能性があります。 これらの脅威を軽減するには、次のような強力なセキュリティ対策を実装することが重要です。 * **認証と認可:** 許可されたユーザーのみがMCPサーバーとそのデータにアクセスできるようにします。 * **暗号化:** クライアントとMCPサーバー間の通信を暗号化します。 * **入力検証:** インジェクション攻撃を防ぐために、MCPサーバーへのすべての入力を注意深く検証します。 * **定期的なセキュリティ監査:** 潜在的な脆弱性を特定して対処するために、定期的なセキュリティ監査を実施します。 * **ソフトウェアの最新状態維持:** MCPサーバーソフトウェアおよび関連するすべてのコンポーネントを、最新のセキュリティパッチで最新の状態に保ちます。 * **データのサニタイズ:** モデルコンテキストの更新に使用する前に、データをサニタイズします。 * **レート制限:** DoS攻撃を防ぐために、レート制限を実装します。 * **アクセス制御リスト（ACL）:** ACLを使用して、MCPサーバー上の特定のリソースへのアクセスを制限します。 必要な具体的なセキュリティ対策は、MCPの具体的な実装と使用方法によって異なります。リスクを慎重に評価し、適切なセキュリティ制御を実装することが重要です。

Docs-MCP

An MCP server that allows users to efficiently search and reference user-configured documents through document listing, grep searching, semantic searching with OpenAI Embeddings, and full document retrieval.

DotNet MCP Server Demo

A demonstration .NET 8 Web API that implements the Model Context Protocol with basic authentication. Provides sample tools for time retrieval, echo functionality, and basic arithmetic calculations through RESTful endpoints.

GitLab MCP Server

Enables interaction with GitLab repositories through natural language, supporting project management, issue tracking, merge requests, file access, and repository operations. Includes a conversational agent interface with structured outputs for comprehensive GitLab workflow automation.

TyranoStudio MCP Server

Enables comprehensive management of TyranoStudio visual novel projects including project creation, scenario editing with syntax validation, resource management, and TyranoScript development assistance. Supports project analysis, template generation, and Git integration for visual novel game development.

Gmail MCP Pro

Enables AI assistants to interact with Gmail accounts through IMAP/SMTP, supporting reading, sending, replying to emails, managing threads, downloading attachments, and searching with Gmail syntax using simple app password authentication.

Minimal Godot MCP

Provides instant GDScript syntax validation and diagnostics by bridging Godot's native Language Server Protocol to MCP clients. Enables real-time syntax checking in AI assistants without requiring custom plugins or context switching to the Godot editor.

WordPress MCP Server by CData

WordPress MCP Server by CData

MDX MCP Server

Enables LLMs to read, search, convert, and extract metadata from MDX files, providing seamless interaction with MDX content through tools that convert MDX to clean Markdown format with built-in security and cross-platform compatibility.

NVIDIA USDCode MCP Server

Enables users to get expert help with Isaac Sim scripting, USD (Universal Scene Description), Python snippets, and API usage through NVIDIA's USDCode AI assistant. Provides specialized guidance for 3D graphics and simulation development workflows.

Juspay MCP Tools

Enables AI agents to interact with Juspay's payment processing APIs and merchant dashboard for managing orders, transactions, refunds, customers, gateways, and reporting through natural language.