MCP server directory

59888 public MCP servers from the official MCP Registry (26001 from verified domains, 33887 community). Search, filter, copy a setup snippet. Nothing here is installed by cosmic-mcp.

Community listing. Not installed or verified by cosmic-mcp. Check the source before you run anything.

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• HTTP 428 precondition-required

  io.github.sadri-dridi/http-428

  Meaning of HTTP 428.

  Community remotestreamable-http api-integration

• HTTP 429 too-many-requests

  io.github.sadri-dridi/http-429

  Meaning of HTTP 429.

  Community remotestreamable-http api-integration

• HTTP 431 header-fields-too-large

  io.github.sadri-dridi/http-431

  Meaning of HTTP 431.

  Community remotestreamable-http api-integration

• HTTP 451 unavailable-legal

  io.github.sadri-dridi/http-451

  Meaning of HTTP 451.

  Community remotestreamable-http api-integration

• HTTP 500 internal-error

  io.github.sadri-dridi/http-500

  Meaning of HTTP 500.

  Community remotestreamable-http api-integration

• HTTP 501 not-implemented

  io.github.sadri-dridi/http-501

  Meaning of HTTP 501.

  Community remotestreamable-http api-integration

• HTTP 502 bad-gateway

  io.github.sadri-dridi/http-502

  Meaning of HTTP 502.

  Community remotestreamable-http api-integration

• HTTP 503 unavailable

  io.github.sadri-dridi/http-503

  Meaning of HTTP 503.

  Community remotestreamable-http api-integration

• HTTP 504 gateway-timeout

  io.github.sadri-dridi/http-504

  Meaning of HTTP 504.

  Community remotestreamable-http api-integration

• HTTP 505 http-version

  io.github.sadri-dridi/http-505

  Meaning of HTTP 505.

  Community remotestreamable-http api-integration

• HTTP 507 insufficient-storage

  io.github.sadri-dridi/http-507

  Meaning of HTTP 507.

  Community remotestreamable-http api-integration

• HTTP 511 network-auth

  io.github.sadri-dridi/http-511

  Meaning of HTTP 511.

  Community remotestreamable-http api-integration

• HTTP GET Request — Bulk Text Responses, Status & SHA-256

  io.github.kriton-dev/http-get-response

  Fetch public HTTP GET responses as text with status, content type and a content hash.

  Community api-integrationscraping

• HTTP Header Policy Check — HSTS, CSP & Frame Declarations

  io.github.kriton-dev/http-security-headers

  Check seven declared HTTP security header families without returning raw values

  Community api-integrationsecurity

• HTTP Headers Analyzer API

  io.github.Br0ski777/http-headers

  HTTP header analysis — security headers, cache, server detection. x402 micropayment.

  Community remotesse api-integrationsecurity

• HTTP Request Runner

  io.github.prometheus-maker/http-request-runner

  Send many HTTP/API requests with retries and rate limits; get status, headers and JSON back.

  Community api-integration

• HTTP Request Sender: Single or Bulk API Calls from CSV or Sheet

  io.github.Nero-Engine/dataset-to-rest-api

  Send one HTTP request, or one per row of a dataset, CSV or Google Sheet, and get the response back

  Community api-integrationspreadsheetsdata-analytics

• HTTP Status

  io.github.sadri-dridi/http-status

  Short catalog of common HTTP status codes.

  Community remotestreamable-http api-integration

• HTTP reason-phrase catalog size

  io.github.sadri-dridi/http-reason

  HTTP reason-phrase catalog size

  Community remotestreamable-http api-integration

• HTTP status class 1xx-5xx

  io.github.sadri-dridi/rfc-status

  HTTP status class 1xx-5xx

  Community remotestreamable-http api-integration

• HTTP status class 1xx-5xx

  io.github.sadri-dridi/status-class-ok

  HTTP status class 1xx-5xx

  Community remotestreamable-http api-integration

• HUMAN API

  io.github.human-api-labs/human-ai

  Human execution API for AI agents needing voluntary help with physical-world tasks.

  Community remotestreamable-http api-integration

• Hacker News MCP by UnClick

  io.github.malamutemayhem/hackernews

  Search and read Hacker News stories, comments, users, Ask HN and Show HN. No API key. By UnClick.

  Community npmstdio newsapi-integrationsearch

• Hackle

  io.github.hackle-io/hackle-mcp

  Remote MCP server for the Hackle Admin API: experiments, feature flags, remote config, messaging.

  Community remotestreamable-http api-integrationcommunication

• HallucC — Hallucination & Safety Guardian

  io.github.fredyee/hallucc

  Fact-check LLM outputs with cited sources. API key: aihcc.cloud/keys.

  Community remotestreamable-http ai-modelsapi-integration

• HaloPSA

  io.github.WYRE-AI/halopsa-mcp

  MCP server for HaloPSA — clients, tickets, and PSA workflows via the HaloPSA REST API.

  Community ocistdio api-integrationautomationproject-management

• HaloPSA

  io.github.wyre-technology/halopsa-mcp

  MCP server for HaloPSA — clients, tickets, and PSA workflows via the HaloPSA REST API.

  Community ocistdio api-integrationautomationproject-management

• Harness

  io.github.asklokesh/harness-mcp-server

  MCP server for Harness API integration

  Community pypistdio api-integration

• Harrypotter

  io.github.pipeworx-io/harrypotter

  Harry Potter API MCP (hp-api.onrender.com) — keyless. Characters / wizards, Hogwarts houses…

  Community npmremotestdio api-integration

• Harshith Nayaka L portfolio docs

  io.github.HarshithNayakaL/portfolio-docs

  Read-only MCP server over the developer docs for the portfolio's JSON API, MCP, A2A and NLWeb.

  Community remotestreamable-http agentsapi-integrationdeveloper-tools

Source: the official MCP Registry (registry.modelcontextprotocol.io), refreshed daily, plus public GitHub data. "Verified domain" means the publisher proved the namespace's domain to the registry; it is not a review. Machine-readable: /v1/directory/servers.