"Resources and tools for difficult CTF (Capture The Flag) cybersecurity challenges" matching MCP servers:

• mcp-api-tools

  rog0x

  A

  license

  A

  quality

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  maintenance

  A comprehensive suite of HTTP and API testing tools that enables AI agents to perform requests, check endpoint health, and decode JWTs. It also provides utilities for URL parsing and detailed security analysis of HTTP response headers.

  Last updated 2026-03-21

  5

  46

  MIT

• mcp-graphql-tools

  saewoohan

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  license

  B

  quality

  D

  maintenance

  Enables AI assistants to execute GraphQL queries and retrieve schema information from any GraphQL endpoint.

  Last updated 2025-03-30

  2

  85

  8

  MIT

• swagger-mcp-tools

  dyq086

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  license

  -

  quality

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  maintenance

  A Swagger/OpenAPI query tool for MCP clients like Cursor, enabling AI assistants to browse, search, and retrieve detailed API type information.

  Last updated 2026-02-11

  13

  MIT

• mcp-webhook-tools

  rog0x

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  license

  -

  quality

  D

  maintenance

  Webhook management and testing tools for AI agents. Provides tools for sending, validating, generating, and debugging webhooks.

  Last updated 2026-03-21

  100

  MIT

• MCP CRUD Tools

  amareshwarvarma

  F

  license

  -

  quality

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  maintenance

  Enables interaction with Users and Products through a CRUD service REST API, providing tools for listing, creating, reading, updating, and deleting records via HTTP transport.

  Last updated 2026-01-01

• Post For Me MCP Server

  DayMoonDevelopment

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  license

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  quality

  C

  maintenance

  Enables AI assistants to interact with the Post For Me API, allowing them to explore endpoints, make test requests, and use documentation to help integrate this SDK into your application.

  Last updated 2026-07-18

  326

  1

  Apache 2.0

• Http-tools Universal MCP

  universal-mcp

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  license

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  quality

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  maintenance

  Provides a standardized MCP interface for interacting with HTTP tools and services, enabling unified API access and management.

  Last updated 2025-06-14

  MIT

• Pentest Tools MCP Server

  ch1nhpd

  F

  license

  -

  quality

  F

  maintenance

  An MCP server that integrates various penetration testing tools, enabling security professionals to perform reconnaissance, vulnerability scanning, and API testing through natural language commands in compatible LLM clients like Claude Desktop.

  Last updated 2025-04-23

  7

• Reqable Capture Reader MCP

  iambond50-svg

  F

  license

  -

  quality

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  maintenance

  Enables AI assistants to query, filter, and analyze local HTTP capture records and REST API test data from the Reqable tool. It provides read-only access to inspect request/response details, headers, and statistics through natural language.

  Last updated 2026-06-30

  17

• ALECS - MCP server for Akamai

  henrikaslund

  -

  license

  B

  quality

  -

  maintenance

  MCP server for Akamai APIs. 198 tools covering Property Manager, Edge DNS, CPS, WAF, and reporting. Built with TypeScript, featuring modular architecture, comprehensive testing, and multi-account support. Make Akamai accessible to AI assistants.

  Last updated 2025-07-24

  1

  9

  10

• Dify Tools MCP Converter

  junjiem

  F

  license

  -

  quality

  C

  maintenance

  Converts Dify tools' API to MCP (Model Control Protocol) compatible API, allowing tools created in Dify to be accessed from MCP clients like Cherry Studio.

  Last updated 2025-04-25

  26

• JIRA MCP Tools

  NZenitram

  F

  license

  -

  quality

  D

  maintenance

  A Model Context Protocol (MCP) server that enables interaction with JIRA APIs through Claude Desktop, allowing users to search, create, update, and manage JIRA issues using natural language commands.

  Last updated 2025-03-21

  1

• MCP Server with Authentication

  ahmad-act

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  license

  C

  quality

  D

  maintenance

  Implements a secure MCP server with API Key and JWT authentication, providing tools like echo, login, secure_action, and admin_action. Includes MCP Inspector integration for testing and debugging.

  Last updated 2025-07-04

  1

  3

  MIT

• Ics Ap Apis MCP Server

  BACH-AI-Tools

  A

  license

  C

  quality

  D

  maintenance

  Provides access to Ics Ap Apis API endpoints with authentication support, enabling API interactions through the MCP protocol.

  Last updated 2025-12-07

  1

  MIT

• Dev Proxy MCP Server

  dev-proxy-tools

  A

  license

  -

  quality

  B

  maintenance

  Enables AI assistants to interact with Dev Proxy for creating configurations, finding documentation, and discovering best practices via the MCP standard.

  Last updated 2026-07-24

  110

  4

  MIT

• MCP Server: Scalable OpenAPI

  baryhuang

  A

  license

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  quality

  C

  maintenance

  This server facilitates scalable discovery and execution of OpenAPI endpoints using semantic search and high-performance processing, overcoming limitations of large spec handling for streamlined API interactions.

  Last updated 2025-04-14

  82

  MIT

• NDHM HIU MCP Server

  ag2-mcp-servers

  F

  license

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  quality

  D

  maintenance

  This server enables interacting with the National Digital Health Mission's Health Information User (HIU) API, allowing agents to access and manage health information through the Multi-Agent Conversation Protocol.

  Last updated 2025-07-16

• Logflare MCP Code Mode

  Rodriguespn

  F

  license

  A

  quality

  C

  maintenance

  Enables agents to interact with the Logflare API by writing JavaScript functions that run in a Vercel Sandbox, using three tools: search, execute_read, and execute_write.

  Last updated 2026-07-14

  3

• ovh-api-mcp

  davidlandais

  A

  license

  A

  quality

  D

  maintenance

  Code Mode MCP server for the OVH API. Two tools (search + execute) give LLMs access to all OVH endpoints via sandboxed JavaScript.

  Last updated 2026-06-15

  2

  1

  MIT

• Invoker MCP Server

  doossee

  A

  license

  A

  quality

  D

  maintenance

  Enables AI agents to create, run, and manage HTTP requests using the Invoker API client's .ivk format. It provides tools for scanning collections, executing requests, managing environments, and building documentation sites.

  Last updated 2026-04-18

  9

  68

  MIT