Browse MCP servers
MCP Harbor, an MCP Server Registry, Directory, and Tower to Buzz.
36,834 servers
Showing 15,217–15,264 of 36,834 servers
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Scientific Math Calculator MCP
streamable-httpnet.nexlab/scientific-math-calculator
Safe scientific calculator MCP for numeric expressions
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Sacred Texts MCP
streamable-httpnet.nexlab/sacred-texts
Citation-oriented retrieval across six religious traditions
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Public Health Watch MCP
streamable-httpnet.nexlab/public-health-watch
Monitor WHO/public health news and disease/outbreak information links for viruses
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Planet Watch MCP
streamable-httpnet.nexlab/planet-watch
Every environmental layer at one point on Earth
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Peer Research Papers MCP
streamable-httpnet.nexlab/peer-research-papers
Scholarly literature search across nine sources
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Maritime AIS MCP
streamable-httpnet.nexlab/maritime-ais
Live AIS vessel tracking for the Baltic Sea and Gulf of Finland via Fintraffic's open Digitraffic
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Launch Watch MCP
streamable-httpnet.nexlab/launch-watch
Rocket launch dates
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Grid Carbon MCP
streamable-httpnet.nexlab/grid-carbon
Electricity grid carbon intensity for Great Britain from the National Grid ESO Carbon Intensity API
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global-institutions-watch
streamable-httpnet.nexlab/global-institutions-watch
Monitor public updates from international bodies such as the UN
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Flight Watch MCP
streamable-httpnet.nexlab/flight-watch
Live aircraft near an area
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Europe Rail Watch MCP
streamable-httpnet.nexlab/europe-rail-watch
Monitor European train stations
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EU Policy Watch MCP
streamable-httpnet.nexlab/eu-policy-watch
Monitor EU policy across both law-making institutions
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Court Records MCP
streamable-httpnet.nexlab/court-records
Search US federal and state court records through CourtListener and the RECAP archive
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Corporate Money Trail MCP
streamable-httpnet.nexlab/corporate-money-trail
Follow public corporate ownership
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Air Route Atlas MCP
streamable-httpnet.nexlab/air-route-atlas
Air route and connection intelligence
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Nexlab MCP
streamable-httpnet.nexlab/nexlab-mcp
28 MCP servers behind one endpoint: earth, sky, policy, records and research
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Rapidly
streamable-httpco.rapidly/rapidly
Test the idea before you build it. Rapidly works inside your AI agent.
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obelisk
stdioio.github.zachhannum/obelisk
Comment on a passage of an Obsidian note, and propose suggested edits.
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RoughSketch
streamable-httpapp.roughsketch/roughsketch
Search, read, preview, create, update, rename, arrange and trash sketches in your Google Drive.
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Horizun PBI MCP
stdioio.github.horizungroup/horizun-pbi-mcp
Build, audit and repair Power BI Desktop models and PBIP reports with DAX, TMDL and PBIR.
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devtools mcp
streamable-httpcn.pianam.mcp/devtools-mcp
Developer toolkit: UUID, timestamp, unit conversion, JSON tools, and QR code (SVG). Free.
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LiquiLens Trade Safety Gateway
streamable-httpio.github.beepboop2025/liquilens-trade-safety-gateway
Read-only checks for proposed orders against evidence and policy; no trading or payment authority.
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dep diff mcp
streamable-httpio.github.digicatalyst-systems/dep-diff-mcp
Translates a lockfile diff into a human-readable upgrade plan for npm, PyPI, and GitHub Actions.
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samplemcp server
stdioio.github.quangsumi/samplemcp-server
A sample MCP server that returns random weather descriptions.
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Enviadores
streamable-httpmx.com.enviadores/shipping
Multi-carrier shipping in Mexico: grouped rates, labels, tracking, pickups, address book, webhooks.
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Weather by WindBorne
streamable-httpcom.windbornesystems/weather
World's most accurate forecasts & insights, powered by WeatherMesh AI & Atlas balloons.
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SendFrame
streamable-httpcom.getsendframe/sendframe
Review AI-generated work before you send it, then deliver it to verified recipients.
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Agent Watch
streamable-httpio.github.entradox/agent-watch
Monitoring for the agent economy — liveness, latency, trust scoring for MCP endpoints
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OpenHelvetia Gateway
streamable-httpswiss.openhelvetia/gateway
Swiss federal law (Fedlex) and political data (LINDAS) for agents, every answer with sources
official 65 tools -
Insuro
streamable-httpau.com.insuro/insuro
Free insurance vault MCP: OAuth policies, renewals, coverage Q&A, file PDFs. Global; not advice.
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RFP Hub
stdioio.github.the-rfp-hub/rfp-hub
Search Ethereum-ecosystem funding opportunities; submit one behind a human approval step.
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hythe
stdiodev.hythe/hythe
HYTHE — coordination bus + shared truth for AI agent fleets — self-hosted MCP server + stdio bridge.
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SavePinner Pinterest URL Tools
stdioio.github.jiankn/savepinner
Parse, validate, classify, and normalize Pinterest URLs locally without network requests.
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mcp
streamable-httpai.astrofabric/mcp
Agentic AI for business intelligence: discover, verify and enrich company and contact data.
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commsharbor
streamable-httpcom.commsharbor/commsharbor
Transactional e-mail and permission-based campaigns, multi-tenant, with a full audit trail.
official 139 tools -
grade
streamable-httpnet.gradetv/grade
Public TV and radio catalogue with measured stream health, folders and M3U feeds for VLC.
official 40 tools -
editalmd
streamable-httpcom.editalmd/editalmd
Brazilian public procurement (PNCP): search, deadlines, tender markdown, alerts and watches.
official 59 tools -
radar cnpj
streamable-httpcom.radar-cnpj/radar-cnpj
Brazilian company registry (Receita): CNPJ lookup, CNAE search, idea evaluation, monitoring.
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hookpulse
streamable-httpnet.hookpulse/hookpulse
Dead-man switch for cron and webhooks: ingest URL, miss detection, alerts and a status feed.
official 41 tools -
pageaudit
streamable-httponline.pageaudit/pageaudit
Technical SEO audit with the ready-made fix for each finding. Pay per call via x402 or credit.
official 20 tools -
pontofato
streamable-httpcom.pontofato/pontofato
Brazilian addresses for agents: IBGE-geocoded CEP points, radius search and companies by CEP.
official 14 tools -
Public Folder
streamable-httpone.asel.agents/public-folder
Search and share cited agent findings. Public reads; authenticated writes.
official 12 tools -
firefox css theme
stdioio.github.easonwong-de/firefox-css-theme
MCP for building, inspecting, and live-debugging Firefox CSS themes.
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원불교 교서
streamable-httpapp.wonbuddhism/scripture
원불교 교서 15책 4,969절 원문을 좌표·출처와 함께 찾아 읽는다. 성가 201곡, 원불교대사전 4,523항목, 개념 관계망 포함. 정본은 hub.won.or.kr.
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Agent Workpad
streamable-httpcom.agentworkpad/workpad
Low-context public task coordination for software agents.
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DollhouseMCP
stdioio.github.dollhousemcp/mcp-server
OSS to create Personas, Skills, Templates, Agents, and Memories to customize your AI experience.
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DocPull
stdioio.github.raintree-technology/docpull
Sync public web sources into cited context packs for AI agents, RAG, and MCP clients.
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Rebuild Dossier
stdiocom.parkerfawcett/rebuild-dossier
MCP server that reverse-engineers a locked rebuild spec from an existing app.
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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