Browse MCP servers
MCP Harbor, an MCP Server Registry, Directory, and Tower to Buzz.
42,204 servers
Showing 27,697–27,744 of 42,204 servers
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web tools mcp
stdioio.github.mlawsonking/web-tools-mcp
10 no-LLM web tools: URL to Markdown, metadata, JSON-LD, MX, scrape, RSS, DNS, RDAP, SSL, HTTP.
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agent firewall mcp
stdioio.github.mlawsonking/agent-firewall-mcp
Input/output safety for AI agents: known-pattern injection and obfuscation scan, URL/IP, secrets.
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package guard mcp
stdioio.github.mlawsonking/package-guard-mcp
Supply-chain guard for AI coding agents: verify packages, check vulns/malware, detect typosquats.
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email guard mcp
stdioio.github.mlawsonking/email-guard-mcp
Email safety for AI agents: scan inbound for prompt-injection/phishing + outbound for secret leaks.
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payment guard mcp
stdioio.github.mlawsonking/payment-guard-mcp
Pre-send risk check for AI agents that move money — screen an address or payment URL before sending.
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code guard mcp
stdioio.github.mlawsonking/code-guard-mcp
Security scan for AI-generated code: injection, SSRF, secrets, weak crypto, unsafe deserialization.
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agent guards
stdioio.github.mlawsonking/agent-guards
All six agent guard suites in one local MCP server, with optional cloud intelligence.
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subproof
streamable-httpus.artificl/subproof
Subcontractor COI & paperwork tracking for general contractors — read-only demo tools.
official 5 tools -
liftlog
streamable-httpus.artificl/liftlog
Forklift & aerial-lift compliance records for warehouses — read-only demo tools.
official 5 tools -
hooddue
streamable-httpus.artificl/hooddue
Restaurant fire-safety & service-interval tracking (NFPA 96/17A) — read-only demo tools.
official 5 tools -
driverfile
streamable-httpus.artificl/driverfile
DOT driver qualification file tracking for small motor carriers — read-only demo tools.
official 5 tools -
deawatch
streamable-httpus.artificl/deawatch
DEA registration & controlled-substance authority tracking for prescribers — read-only demo.
official 5 tools -
credcycle
streamable-httpus.artificl/credcycle
Provider credentialing & payer-enrollment tracking for medical practices — read-only demo tools.
official 5 tools -
vendorping
streamable-httpus.artificl/vendorping
Vendor document & expiry tracking for septic operators — read-only live demo board tools.
official 5 tools -
llmscout
stdioio.github.rudrendupaul/llmscout
Zero-config SEO and GEO checker: 21 technical-SEO and generative-engine checks for a live site.
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memtrust
stdioio.github.rudrendupaul/memtrust
Independent, reproducible benchmark harness for agent-memory backends.
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agent observability
stdioio.github.rudrendupaul/agent-observability
AI agent observability with deterministic record/replay for debugging agent failures.
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agent eval
stdioio.github.rudrendupaul/agent-eval
Statistical regression testing for LLM agents: p-value, effect size, and CI on behavior change.
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StudioMeyer Video
stdioio.studiomeyer/video
Video production: recording, editing, effects, captions, TTS, screenshots. 8 tools.
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StudioMeyer Personal Suite
stdioio.studiomeyer/personal-suite
Local-first productivity: email, calendar, messaging, search, image gen. 49 tools. BYOK.
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Derive
streamable-httpto.derive/derive
Publish agent output to permanent versioned URLs, read review comments back, and revise.
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docforge
streamable-httpio.github.steviepinero/docforge
12 paid document tools: PDF to markdown, OCR, tables, invoices, Word/Excel/HTML, merge/split. x402
official 5 tools -
IPCC AR6 Climate Retrieval
stdioio.github.aswanisahoo/climate-ipcc-rag
Search IPCC AR6 WG1 and answer with page-level citations, or refuse when unsupported.
official 3 secrets -
mcp
streamable-httpcom.economicium/mcp
Free finance and trading calculators as MCP tools: risk/reward, RMD, Coast FIRE, inflation.
official 18 tools -
DevInbox
streamable-httpio.devinbox/devinbox
Real email inboxes for AI agents: create inboxes, catch verification codes, extract OTPs, reply.
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garnet-mcp
stdioio.github.tarazou9/garnet-mcp
RAG memory for LLM agents over Garnet Vector Sets: store text as embeddings, recall by meaning.
official 6 secrets -
UAPDrop Research Archive
streamable-httpcom.uapdrop/research-archive
Search declassified UAP/UFO government archives, geocoded sightings and cited entity profiles.
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StudioMeyer Crew
streamable-httpio.studiomeyer/crew
Agent personas for Claude. 16 tools, 13 personas, 3 workflows. Zero extra API cost. Free.
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StudioMeyer GEO
streamable-httpio.studiomeyer/geo
AI visibility across 8 LLM platforms. 30 tools, most need no API key. EU-hosted, free.
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StudioMeyer CRM
streamable-httpio.studiomeyer/crm
AI-native CRM. 37 tools: pipeline, leads, health scores, GDPR rights. EU-hosted, free tier.
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karandeepsingh blog
streamable-httpio.github.karandaid/karandeepsingh-blog
Search and read Karandeep Singh's DevOps and AWS blog: articles and cheatsheets.
official 11 tools -
Perseus Ledger — verifiable, hash-chained event provenance
stdioio.github.perseus-computing-llc/ledger
Verifiable, hash-chained event provenance for autonomous systems. Local-first, MIT. 5 MCP tools.
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MCP VS Code
stdioio.github.mario-andreschak/mcp-vscode
A self-hosted VS Code workbench embedded as an interactive MCP App.
official 4 secrets -
agent toolkit
stdioio.github.white-hat-lab/agent-toolkit
Pay-per-call developer utilities and npm supply-chain security tools for coding agents, over x402.
official 1 secrets -
Kelvia
streamable-httpio.github.gonnagetapower/kelvia-mcp
Task manager your agent can fully operate: boards, tasks, sprints, roles, worklogs, day planner.
official 3 secrets -
solradar mcp
streamable-httpio.github.webios2026-byte/solradar-mcp
Solana meme-coin trust scores, rug-risk flags, and wallet analytics from SolRadar.
official 3 tools -
SQL Benchmarks Lab
stdioio.github.rctruta/sqlbenchdag
Query pre-computed SQL engine benchmarks. Runs standalone, no server setup required.
official 2 secrets -
Atono
stdioio.atono/atono-mcp-server
Give your AI coding tools your team's product context: stories, bugs, epics, and glossary.
official 1 secrets -
lastseen mortality
stdiodev.lastseen/mortality
Check whether an npm package, GitHub Action, MCP server or Docker image is dead or abandoned.
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should i use
streamable-httpio.github.mrkeyoor/should-i-use
Honest library picks for coding agents in 25-360 tokens. Tells your agent what NOT to install.
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Toolbelt
streamable-httpio.github.toolbeltai/toolbelt
A collaborative substrate over your data: vector, knowledge graph, SQL, geospatial, streaming.
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Crewhu
stdioio.github.wyre-technology/crewhu-mcp
MCP server for Crewhu — customer feedback (CSAT/NPS), employee engagement, and gamification.
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doppel
stdioio.github.samrj12/doppel
Drive your real, logged-in Chrome/Edge from AI agents over CDP. Faster. Sharper.
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regexcronsql-validator
streamable-httpio.github.encodi/regexcronsql-validator
Valida regex, cron y SQL contra ejecucion real. Pago por llamada via x402/USDC.
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Chiwawa — AI Agent Registry
sseio.github.manuelrmz123/chiwawa
Search and discover AI agents across A2A and MCP protocols. 2,000+ agents with health tracking.
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Certvas — African & EM Markets
streamable-httpio.github.kingmandase/certvas
License-clean African & EM data as citable agent tools: company fundamentals, tenders (OCDS), macro.
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Wise
stdioio.github.mindstone/mcp-server-wise
Wise (formerly TransferWise) MCP server for Model Context Protocol hosts
official 3 secrets -
Gus Dantas · retail media measurement
streamable-httpcom.ghostavo/retail-media-measurement
Retail media measurement in Gus Dantas's own words. No model inside: every answer is text he wrote.
official 4 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