Browse MCP servers
MCP Harbor, an MCP Server Registry, Directory, and Tower to Buzz.
35,930 servers
Showing 4,273–4,320 of 35,930 servers
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ensembl mcp server
streamable-httpio.github.cyanheads/ensembl-mcp-server
Look up genes, sequences, variants, homologs, and cross-database xrefs from Ensembl REST.
official 7 tools 2 secrets -
inaturalist mcp server
streamable-httpio.github.cyanheads/inaturalist-mcp-server
Search iNaturalist sightings, identification threads, phenology, and look-alike species.
official 10 tools 5 secrets -
Foremerge
stdioio.github.naw103/foremerge
Coordinate parallel coding agents, above Git
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FindEnergyRates Electricity Rates
streamable-httpcom.findenergyrates/electricity-rates
Live US retail electricity plans, utility price-to-compare rates, ZIP-to-utility lookup. Read-only.
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mcp
streamable-httpbr.com.adseditor/mcp
Ads Editor MCP: 212 tools to run Meta Ads and Google Ads from Claude, ChatGPT, Codex and Cursor.
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GoAI Moat Decision-Maker Lookup
streamable-httpcom.goaimoat/decision-maker-lookup
Find B2B decision makers and verify work emails.
official 3 tools -
GoAI Moat Competitor AI Signals
streamable-httpcom.goaimoat/competitor-signals
Detect a company quiet AI adoption via 7 public signals and a TSI score.
official 3 tools -
GoAI Moat Market Intel Brief
streamable-httpcom.goaimoat/market-intel-brief
Search a weekly verified cross-border and AI intelligence library.
official 3 tools -
movahedi.ca Privacy Data
streamable-httpca.movahedi/privacy
Canadian privacy enforcement, glossary, and Quebec Law 25 guidance for AI agents.
official 5 tools -
Substack MCP Server
stdioio.github.conorbronsdon/substack-mcp
Substack drafts, Notes, analytics and consented subscribers. Long-form posts stay draft-only.
official 3 secrets -
Astra DB
streamable-httpio.github.erichare/astra-mcp
Astra DB tools for agents: schema, find, vector search, guarded writes, and interactive views.
official 4 secrets -
LaborIQ Salary Data
streamable-httpco.laboriq/mcp-server
LaborIQ salary intelligence: US median salary by job title and location, plus forecasts for Pro.
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wpengine mcp
stdioio.github.mrfentmen/wpengine-mcp
WP Engine API: installs and sites.
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synoptic mcp
stdioio.github.mrfentmen/synoptic-mcp
Synoptic stations: search and time series.
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literal mcp
stdioio.github.mrfentmen/literal-mcp
Literal library: books, states, lookup.
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isbndb mcp
stdioio.github.mrfentmen/isbndb-mcp
ISBNdb: ISBN lookup, search, batch.
official -
doab mcp
stdioio.github.mrfentmen/doab-mcp
Keyless open access books search (DOAB).
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appveyor mcp
stdioio.github.mrfentmen/appveyor-mcp
AppVeyor CI: projects and builds.
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infobroker
stdioio.github.flukeatzerocool/infobroker
Multi-provider research MCP server: unified web search, fact-checking, personal knowledge base.
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osint terminal
streamable-httpcom.thetempleofdoom.osint-mcp/osint-terminal
454 OSINT recon tools + server-side entity correlation & person sweeps. Keyless.
official 457 tools -
Alternative Asset Literacy — Retail
streamable-httpcom.alternativeassetliteracy/aal-retail-mcp
Alternative-asset education for retail investors: deep-dive tracks, calculators, advisor lookup.
official 22 tools -
muse.space
streamable-httpspace.muse/mcp
Let your agent into iCloud Mail, calendar and contacts. It gets actions, never your password.
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golive
stdioio.github.myanptl/golive-mcp
Check a site before you share it: link previews, SPA refresh 404s, noindex, security headers.
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hikingproject mcp
stdioio.github.mrfentmen/hikingproject-mcp
Hiking trails: nearby search and lookup.
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energinet mcp
stdioio.github.mrfentmen/energinet-mcp
Keyless Danish electricity data: live grid plus datasets.
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coinmetrics mcp
stdioio.github.mrfentmen/coinmetrics-mcp
Keyless Coin Metrics community asset metrics.
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Be Sew Bizzy
streamable-httpcom.besewbizzy/shop
Search Be Sew Bizzy's quilt fabrics and sewing supplies: prices, sales, stock, classes and hours.
official 6 tools -
beaconchain mcp
stdioio.github.mrfentmen/beaconchain-mcp
Ethereum beacon chain: state, rewards, epochs.
official -
Polytranslator
streamable-httpcom.polytranslator/translator
Translate PDFs, scans, Office files and EPUB across 475 languages and styles, preserving layout.
official -
Task tracking (sessions, ETA, dashboard)
stdioio.github.amineutron/mcp-tracking
Track long-running tasks in real time: sessions, steps, speed, ETA, HTTP API and TUI dashboard.
official 2 secrets -
PlugRail Corporate Number
streamable-httpdev.plugrail/jp-corporate
Japanese corporate number lookup using official National Tax Agency public data.
official 6 tools -
housestyle
stdioio.github.myanptl/housestyle-mcp
Audits CSS for the generic AI-built look, then fixes it: fonts, contrast, palettes, type scales.
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ETF Research
stdioio.github.myanptl/etf-research-mcp
ETF quotes, performance and comparisons, plus every holding and fund overlap from SEC N-PORT.
official 1 secrets -
yieldprobe: DeFi intel for agents
streamable-httpcom.yieldprobe/defi-intel
Paid DeFi data for agents via x402 on Base: yields, APY moves, stablecoin pegs, token risk.
official 5 tools -
Fast Insight
streamable-httpai.fastinsight/fast-insight
AI-moderated voice and video interviews with a real consumer panel in 56 countries.
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mcp defi router
streamable-httpio.github.geekmarine/mcp-defi-router
Autonomous Web3 router for DEX liquidity depth, EVM contract security, and cross-chain bridges.
official 3 tools -
Codex Reset
streamable-httpio.github.suvadadepolo-blip/codex-reset
Read-only Codex usage-limit reset data: 24/48h reset forecast, dated reset record, service status.
official 3 tools -
RemoveDuplicates.org
streamable-httporg.removeduplicates/remove-duplicates
Remove duplicate lines or CSV/TSV rows from text. Stateless: processed per call, never stored.
official 1 tool -
astronomy mcp server
streamable-httpio.github.cyanheads/astronomy-mcp-server
Offline observational astronomy: positions, rise/set, moon phases, eclipses, and seasons.
official 7 tools 4 secrets -
OneSource MCP
stdioio.onesource/mcp
Blockchain data, Deepstate and Standard Reserve markets, live chain queries, and API docs
official 2 secrets -
provenance
streamable-httpio.github.markovianprotocol/provenance
Stamp or notarize data into a public witnessed transparency log. Proves timing, not truth.
official 4 tools -
dayplay mcp
streamable-httpio.github.teamdayplay/dayplay-mcp
DayPlay MCP — verified SF Bay Area places, events & walkable itineraries for AI agents. Free.
official 5 tools -
EventTrader Research (read-only)
streamable-httpcom.cymetica/event-trader-research
Read-only market research: index funds, event cards, CLOB data, fund analytics. No orders.
official 55 tools -
Measured data: Claude Code and the coding-agent market
streamable-httpwork.agentexchange/measured-data
Measured weekly data on Claude Code and coding agents: costs, plugins, MCP registry, npm, HN, issues
official 8 tools -
Sirro
streamable-httpio.github.jonathanmberg/sirro
Shared memory for AI coding agents. Save once, reuse from Cursor, Claude Code, Codex.
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Maskbreak
stdiocom.maskbreak/mcp
Public IP signals (cloud hosting, Tor exits) and Maskbreak API status for fraud checks.
official 2 secrets -
Straight Line Golf Pro
streamable-httpio.github.straightlinegolfpro/straight-line-golf-pro-mcp
Read-only discovery and retrieval of current public Straight Line Golf Pro coaching resources.
official 5 tools -
Options Data MCP
stdioio.github.thelogicaldude/options-data
Options market structure data: gamma exposure, VRP, IV term structure, regime, and strikes
official 1 secrets
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