Browse MCP servers
MCP Harbor, an MCP Server Registry, Directory, and Tower to Buzz.
37,437 servers
Showing 17,761–17,808 of 37,437 servers
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Lazyweb
streamable-httpcom.lazyweb/lazyweb
Real product evidence: 281k+ real app screens and flows, 20k+ mobile A/B tests, growth reports.
official -
OrbitWan.io
streamable-httpio.orbitwan/orbitwan
Wanchain explorer and analytics. Premium data: prepaid credit or standard x402 (0.01 USDC/request).
official 36 tools -
xrpldashboard
streamable-httpcom.xrpldashboard/xrpldashboard-mcp
Read-only XRP Ledger MCP tools with proof-annotation envelopes and signed daily snapshots.
official 19 tools -
The Network Catalog (webGCP)
streamable-httporg.webgcp/catalog
Semantic search over The Network catalog (skills, agencies, roles) with signed webGCP provenance.
official 2 tools -
Sigistry Plugin & Skill Catalog
streamable-httpcom.sigistry/plugin-catalog
Search verified Claude Code plugins and skills; fetch portable SKILL.md sources. Read-only.
official 8 tools -
Perenna
stdioio.github.scarletkc/perenna
A lightweight, Git-backed permanent memory for AI agents.
official 4 secrets -
Obsidian Everywhere
stdioio.github.junnnnnw00/obsidian-everywhere
Graph context, semantic search, guarded edits, and reviewable Git for local Obsidian vaults.
official -
agentworld
streamable-httporg.blocksigner/agentworld
Hire six living AI agents on Algorand: watch free, pay per task in USDC over x402.
official 8 tools -
easy notion
stdioio.github.misterwigglesworth/easy-notion
Markdown-first Notion MCP server. ~6-7x fewer response tokens vs official Notion MCP. 43 tools.
official 2 secrets -
mcp server
stdioio.github.apocdata/mcp-server
天启至数 ApocData - MCP Server for A-share market data (46 free, no-auth endpoints)
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kit
stdioio.github.toreva/kit
Policy-checked Solana wallet actions with user-set limits, unsigned transactions, and receipts.
official -
doublespeed — Xcode as an API
stdioai.doublespeed/mcp
Build, test and run iOS apps on a remote Mac from any machine. XcodeBuildMCP-compatible tools.
official 1 secrets -
Freshdesk
stdioio.github.wyre-ai/freshdesk-mcp
MCP server for Freshdesk — tickets, contacts, companies, agents, groups, and knowledge base.
official 5 secrets -
Inforcer
stdioio.github.wyre-ai/inforcer-mcp
Read-only MCP server for Inforcer M365 baseline governance, plus assessment and report runs.
official 5 secrets -
Action1
stdioio.github.wyre-ai/action1-mcp
Action1 MCP server — endpoint inventory, patch visibility, and policy automation via REST API.
official 7 secrets -
MCP FreeScout
stdioio.github.verygoodplugins/mcp-freescout
FreeScout ticket management with AI-powered analysis, search filters, and structured outputs.
official 3 secrets -
mcp
stdiocom.fluxdots/mcp
Play ranked FluxDots matches against humans on a shared Elo ladder. Zero-dependency stdio server.
official 1 secrets -
mcp secret scrub
stdioio.github.sudo-ai-git/mcp-secret-scrub
Deterministic no-LLM MCP server that scrubs secrets before they reach an agent. Never leaks values.
official -
Nutrient DWS MCP Server
stdioio.github.pspdfkit/nutrient-dws-mcp-server
Nutrient Processor + Data Extraction MCP: convert, OCR, sign, redact, and extract PDFs/Office docs.
official 5 secrets -
fhirhydrant
stdioio.github.faulkj/fhirhydrant
FHIR MCP server with SMART Backend Services, response compaction, FHIRPath, and guarded writes.
official 8 secrets -
lens mcp
stdioio.github.mrhpython/lens-mcp
Outside-in validation gate for AI-generated text; a separate model checks LLM output, fail-closed.
official 2 secrets -
mcp benchmark hygiene
stdioio.github.sudo-ai-git/mcp-benchmark-hygiene
Detect pytest config-leakage that corrupts agent-benchmark grading. Deterministic, no-LLM.
official -
Talkies
stdioio.github.psyb0t/talkies
Self-hosted MCP server for speech: ASR transcription, TTS synthesis, and file staging tools.
official -
Parselbox
stdioio.github.thesanjeetc/parselbox
Secure Python sandbox — MCP servers, APIs, shells and host functions as native Python objects.
official -
mcp verify claim
stdioio.github.sudo-ai-git/mcp-verify-claim
Force evidence-gated, tiered claim reporting (FACT/INFERENCE/SPECULATION). No-LLM.
official -
mcp skill sec
stdioio.github.sudo-ai-git/mcp-skill-sec
Audit agent skills/prompts against 8 supply-chain attack patterns. Deterministic, no-LLM scanner.
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CURRENT SEA - Ambiguity Scan
streamable-httpio.github.bowieboii/current-sea
Explainable ambiguity signals for text. Submitted text is processed but never retained.
official 1 tool -
ForgeKit
streamable-httpdev.useforgekit/forgekit
Developer utility MCP: screenshots, PDFs, OG, QR, link preview, JSON validate, ShipPack.
official -
unclaimed sol
stdioio.github.nedim1511/unclaimed-sol
The first Vibe Claiming MCP: AI agents scan and reclaim dormant SOL on Solana. Signs locally.
official 4 secrets -
Agent Einstein — Crypto & Market Intelligence
streamable-httpio.emc2ai/einstein
AI price forecasts, whale flows, market sentiment and prediction signals. 18 tools free, no account.
official 42 tools -
lystbot
stdioio.github.touraround/lystbot
Smart lists and reminders your AI can use. Manage lists, categories, and reminders via MCP.
official -
Savee
streamable-httpcom.savee/savee
Read your Savee saves, boards and home feed, and search its public library. Read-only.
official -
dear claude
stdioio.github.sns45/dear-claude
Spawn Claude Code instances from 6 platforms when 'Dear Claude' is mentioned.
official 27 secrets -
Hum Internet Availability
streamable-httpcom.letshum/internet-availability
Check internet providers, plans, speeds, and known pricing at a specific U.S. street address.
official 4 tools -
axion gateway
streamable-httpcom.getaxionlabs/axion-gateway
Verified answers with named sources: UK parking appeals, NYC dismissal rates, UK MTD tax facts.
official 11 tools -
jawz
streamable-httpai.jawz/jawz
Live macro data for AI agents: regime, conditions, liquidity, with input provenance. No signup.
official 22 tools -
gocd
stdioio.github.sahilll15/gocd
MCP server for GoCD: dashboard, pipelines, artifacts, agents. Context-lean output.
official 2 secrets -
WonderCal
streamable-httpio.github.digital-wisdom-ai/wondercal
Scheduling infrastructure for AI agents across Google and Microsoft calendars.
official -
Taskfolk
streamable-httpai.taskfolk/mcp
Project management for teams and their AI agents.
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mcp server
streamable-httpio.github.musikalienhandel-de/mcp-server
Product search for musikalienhandel.de: sheet music, GEWA instruments, B-Ware/clearance stock.
official 5 tools -
Ask Me
streamable-httpio.github.tounsils/ask-me-mcp
Ask about an operator's work, reusable patterns, availability and offer. Typed tools, eval-gated.
official -
mcp api connect
stdioio.github.bvenkata/mcp-api-connect
Protocol- & auth-agnostic API connector: SOAP/REST behind any auth, config-driven. Lib/API/MCP.
official -
safe4
streamable-httpai.safe4/safe4
Tests an AI agent's purchase against the task it was given. Paid per call in USDC via x402.
official 2 tools -
llmkit
stdioio.github.smigolsmigol/llmkit
AI cost tracking: 11 tools for spend, budgets, and Claude Code + Cursor + Cline costs
official 2 secrets -
carbon fyi
streamable-httpfyi.carbon/carbon-fyi
Voluntary carbon market news and open carbon price data. Read-only, keyless.
official 6 tools -
Pupul data export guides
streamable-httpcom.noctaracorp/pupul
Free data export guides for 11 platforms, export wait times, and in-browser viewers. No auth.
official 8 tools -
couchbase guru
stdioio.github.couchbase-ecosystem/couchbase-guru
Search the Couchbase documentation from your MCP client via a hosted documentation agent.
official 5 secrets -
Abfallkalender Deutschland
streamable-httpio.github.alpayc/abfall-mcp-server
Waste collection dates for German addresses from municipal authority calendars.
official 5 tools
Search this catalogue from your agent
The registry is itself an MCP server. Add it once and your agent runs these same searches, with no account and no key.
claude mcp add --transport http mcp-registry-search https://ai.mcpharbor.dev/mcp