Dev tools MCP servers

14901 servers, 12992 answering our latest check. Online first.

Microlink

Microlink MCP — wraps Microlink API (free tier, no auth required)
gateway.pipeworx.io/microlink/mcp
● Online, checked 332 min ago

by pipeworx-io (GitHub)

SEFAZ MA: Certidão Negativa de Débitos

SEFAZ MA: Clearance Certificate (Debts), official-source lookup. Platform-hosted, pay per query with
api.mcp.ai/p_sefaz_ma_certidao_debitos
● Online, checked 333 min ago

by mcp-dir (GitHub)

CSS escape sequence count, input discarded

CSS escape sequence count, input discarded
agent-observatory-sensor.nolimit-observatory.workers.dev/s/cssesc-ok/mcp
● Online, checked 331 min ago

by sadri-dridi (GitHub)

Mhw

MHW MCP — Monster Hunter World data (mhw-db.com, free, no auth)
gateway.pipeworx.io/mhw/mcp
● Online, checked 332 min ago

by pipeworx-io (GitHub)

SEFAZ GO: Produtor Rural

SEFAZ GO: Produtor Rural, official-source lookup. Platform-hosted, pay per query with prepaid credit
api.mcp.ai/p_sefaz_go_produtor_rural
● Online, checked 333 min ago

by mcp-dir (GitHub)

BinHex colon-frame, input discarded

BinHex colon-frame, input discarded
agent-observatory-sensor.nolimit-observatory.workers.dev/s/binhex-ok/mcp
● Online, checked 331 min ago

by sadri-dridi (GitHub)

Mhra Uk

MHRA (UK Medicines and Healthcare products Regulatory Agency) — the public
gateway.pipeworx.io/mhra-uk/mcp
● Online, checked 332 min ago

by pipeworx-io (GitHub)

SEFAZ GO: NFC-e (Completa)

SEFAZ GO: NFC-e (Completa), official-source lookup. Platform-hosted, pay per query with prepaid cred
api.mcp.ai/p_sefaz_go_nfce_completa
● Online, checked 333 min ago

by mcp-dir (GitHub)

arXiv URI id shape, value discarded

arXiv URI id shape, value discarded
agent-observatory-sensor.nolimit-observatory.workers.dev/s/arxiv-uri/mcp
● Online, checked 331 min ago

by sadri-dridi (GitHub)

Mhra Alerts

MHRA drug and device safety alerts, recalls and Drug Safety Update bulletins,
gateway.pipeworx.io/mhra-alerts/mcp
● Online, checked 332 min ago

by pipeworx-io (GitHub)

SEFAZ GO: NFC-e

SEFAZ GO: NFC-e, official-source lookup. Platform-hosted, pay per query with prepaid credit.
api.mcp.ai/p_sefaz_go_nfce
● Online, checked 333 min ago

by mcp-dir (GitHub)

JSON Pointer token count, path discarded

JSON Pointer token count, path discarded
agent-observatory-sensor.nolimit-observatory.workers.dev/s/json-ptr-ok/mcp
● Online, checked 331 min ago

by sadri-dridi (GitHub)

Mgnify

MGnify — EMBL-EBI's metagenomics resource: public microbiome studies, the biome vocabulary they…
gateway.pipeworx.io/mgnify/mcp
● Online, checked 332 min ago

by pipeworx-io (GitHub)

SEFAZ GO: IPVA

SEFAZ GO: IPVA, official-source lookup. Platform-hosted, pay per query with prepaid credit.
api.mcp.ai/p_sefaz_go_ipva
● Online, checked 333 min ago

by mcp-dir (GitHub)

JSON minify shape, body discarded

JSON minify shape, body discarded
agent-observatory-sensor.nolimit-observatory.workers.dev/s/json-min-ok/mcp
● Online, checked 331 min ago

by sadri-dridi (GitHub)

Mfapi India

MFAPI.in MCP — Indian mutual-fund NAV (net asset value) data.
gateway.pipeworx.io/mfapi-india/mcp
● Online, checked 332 min ago

by pipeworx-io (GitHub)

SEFAZ GO DEC: Caixa Postal

SEFAZ GO DEC: Caixa Postal, official-source lookup. Platform-hosted, pay per query with prepaid cred
api.mcp.ai/p_sefaz_go_dec_caixa_postal
● Online, checked 333 min ago

by mcp-dir (GitHub)

INI key count, values discarded

INI key count, values discarded
agent-observatory-sensor.nolimit-observatory.workers.dev/s/ini-keys-ok/mcp
● Online, checked 331 min ago

by sadri-dridi (GitHub)

Meteoswiss

Swiss weather and federal geodata from MeteoSwiss and swisstopo on data.geo.admin.ch — find…
gateway.pipeworx.io/meteoswiss/mcp
● Online, checked 332 min ago

by pipeworx-io (GitHub)

SEFAZ GO: Certidão Negativa de Débitos

SEFAZ GO: Clearance Certificate (Debts), official-source lookup. Platform-hosted, pay per query with
api.mcp.ai/p_sefaz_go_certidao_debitos
● Online, checked 333 min ago

by mcp-dir (GitHub)

Train-Case charset, value discarded

Train-Case charset, value discarded
agent-observatory-sensor.nolimit-observatory.workers.dev/s/train-ok/mcp
● Online, checked 331 min ago

by sadri-dridi (GitHub)

Meteostat

Meteostat MCP — historical weather from 11k+ stations (no auth)
gateway.pipeworx.io/meteostat/mcp
● Online, checked 332 min ago

by pipeworx-io (GitHub)

SEFAZ ES: NFC-e

SEFAZ ES: NFC-e, official-source lookup. Platform-hosted, pay per query with prepaid credit.
api.mcp.ai/p_sefaz_es_nfce
● Online, checked 333 min ago

by mcp-dir (GitHub)

Title Case token shape, value discarded

Title Case token shape, value discarded
agent-observatory-sensor.nolimit-observatory.workers.dev/s/title-ok/mcp
● Online, checked 331 min ago

by sadri-dridi (GitHub)

Meteors

Meteors MCP — NASA fireball, near-Earth asteroid, and close approach data
gateway.pipeworx.io/meteors/mcp
● Online, checked 332 min ago

by pipeworx-io (GitHub)

SEFAZ ES DEC: Caixa Postal

SEFAZ ES DEC: Caixa Postal, official-source lookup. Platform-hosted, pay per query with prepaid cred
api.mcp.ai/p_sefaz_es_dec_caixa_postal
● Online, checked 333 min ago

by mcp-dir (GitHub)

lowercase charset, value discarded

lowercase charset, value discarded
agent-observatory-sensor.nolimit-observatory.workers.dev/s/lower-ok/mcp
● Online, checked 331 min ago

by sadri-dridi (GitHub)

Met No

MET Norway (api.met.no) MCP — global weather, Nordics specials.
gateway.pipeworx.io/met-no/mcp
● Online, checked 332 min ago

by pipeworx-io (GitHub)

SEFAZ ES: Certidão Negativa de Débitos

SEFAZ ES: Clearance Certificate (Debts), official-source lookup. Platform-hosted, pay per query with
api.mcp.ai/p_sefaz_es_certidao_debitos
● Online, checked 333 min ago

by mcp-dir (GitHub)

Whether UTC day can have a leap second

Whether UTC day can have a leap second
agent-observatory-sensor.nolimit-observatory.workers.dev/s/leap-sec/mcp
● Online, checked 331 min ago

by sadri-dridi (GitHub)

Merriam Webster

Merriam-Webster MCP — wraps the Merriam-Webster Collegiate Dictionary and
gateway.pipeworx.io/merriam-webster/mcp
● Online, checked 332 min ago

by pipeworx-io (GitHub)

SEFAZ DF: NFC-e

SEFAZ DF: NFC-e, official-source lookup. Platform-hosted, pay per query with prepaid credit.
api.mcp.ai/p_sefaz_df_nfce
● Online, checked 333 min ago

by mcp-dir (GitHub)

UTC ISO week-yearing year

UTC ISO week-yearing year
agent-observatory-sensor.nolimit-observatory.workers.dev/s/iso-year/mcp
● Online, checked 331 min ago

by sadri-dridi (GitHub)

Mercury Number

mercury-number MCP — wraps StupidAPIs (keyless — no credential needed)
gateway.pipeworx.io/mercury-number/mcp
● Online, checked 332 min ago

by pipeworx-io (GitHub)

SEFAZ DF: ISS

SEFAZ DF: ISS, official-source lookup. Platform-hosted, pay per query with prepaid credit.
api.mcp.ai/p_sefaz_df_iss
● Online, checked 333 min ago

by mcp-dir (GitHub)

ISO date to unix seconds, value discarded

ISO date to unix seconds, value discarded
agent-observatory-sensor.nolimit-observatory.workers.dev/s/iso-unix/mcp
● Online, checked 331 min ago

by sadri-dridi (GitHub)

Mediastack

Mediastack MCP — wraps Mediastack API (api.mediastack.com/v1)
gateway.pipeworx.io/mediastack/mcp
● Online, checked 332 min ago

by pipeworx-io (GitHub)

SEFAZ DF: IPVA

SEFAZ DF: IPVA, official-source lookup. Platform-hosted, pay per query with prepaid credit.
api.mcp.ai/p_sefaz_df_ipva
● Online, checked 333 min ago

by mcp-dir (GitHub)

SHA-384 hex length, input discarded

SHA-384 hex length, input discarded
agent-observatory-sensor.nolimit-observatory.workers.dev/s/sha384-len/mcp
● Online, checked 331 min ago

by sadri-dridi (GitHub)

Mbta

MBTA MCP — Boston real-time transit via the MBTA v3 API (api-v3.mbta.com)
gateway.pipeworx.io/mbta/mcp
● Online, checked 332 min ago

by pipeworx-io (GitHub)

SEFAZ DF: IPTU (Emissão Guia)

SEFAZ DF: IPTU (Issuance Guia), official-source lookup. Platform-hosted, pay per query with prepaid
api.mcp.ai/p_sefaz_df_iptu
● Online, checked 333 min ago

by mcp-dir (GitHub)

SHA-256 hex length, input discarded

SHA-256 hex length, input discarded
agent-observatory-sensor.nolimit-observatory.workers.dev/s/sha256-len/mcp
● Online, checked 331 min ago

by sadri-dridi (GitHub)

Mastodon

Mastodon MCP — public Mastodon data via mastodon.social (no auth required)
gateway.pipeworx.io/mastodon/mcp
● Online, checked 332 min ago

by pipeworx-io (GitHub)

SEFAZ DF: Certidão de Dívida Ativa

SEFAZ DF: Certificate de Dívida Ativa, official-source lookup. Platform-hosted, pay per query with p
api.mcp.ai/p_sefaz_df_certidao_divida_ativa
● Online, checked 333 min ago

by mcp-dir (GitHub)

SHA-224 hex length, input discarded

SHA-224 hex length, input discarded
agent-observatory-sensor.nolimit-observatory.workers.dev/s/sha224-len/mcp
● Online, checked 331 min ago

by sadri-dridi (GitHub)

Marketdata App

Market Data App MCP — wraps the Market Data App API (marketdata.app)
gateway.pipeworx.io/marketdata-app/mcp
● Online, checked 332 min ago

by pipeworx-io (GitHub)

SEFAZ DF: Certidão Negativa de Débitos

SEFAZ DF: Clearance Certificate (Debts), official-source lookup. Platform-hosted, pay per query with
api.mcp.ai/p_sefaz_df_certidao_debitos
● Online, checked 333 min ago

by mcp-dir (GitHub)

If-None-Match star-or-etag, value discarded

If-None-Match star-or-etag, value discarded
agent-observatory-sensor.nolimit-observatory.workers.dev/s/if-none-ok/mcp
● Online, checked 331 min ago

by sadri-dridi (GitHub)

Marine

Marine MCP — wraps marine-api.open-meteo.com (free, no auth)
gateway.pipeworx.io/marine/mcp
● Online, checked 332 min ago

by pipeworx-io (GitHub)

SEFAZ: Certidão Negativa de Débitos Estaduais

SEFAZ: Clearance Certificate (Debts) Estaduais, official-source lookup. Platform-hosted, pay per que
api.mcp.ai/p_sefaz_certidao_debitos
● Online, checked 333 min ago

by mcp-dir (GitHub)

Expires HTTP-date shape, value discarded

Expires HTTP-date shape, value discarded
agent-observatory-sensor.nolimit-observatory.workers.dev/s/expires-ok/mcp
● Online, checked 331 min ago

by sadri-dridi (GitHub)

Marginalia

Marginalia MCP — independent web search over a non-commercial, non-SEO index.
gateway.pipeworx.io/marginalia/mcp
● Online, checked 332 min ago

by pipeworx-io (GitHub)

SEFAZ CE: NFE

SEFAZ CE: NFE, official-source lookup. Platform-hosted, pay per query with prepaid credit.
api.mcp.ai/p_sefaz_ce_nfe
● Online, checked 333 min ago

by mcp-dir (GitHub)

Connection token count, value discarded

Connection token count, value discarded
agent-observatory-sensor.nolimit-observatory.workers.dev/s/connect-ok/mcp
● Online, checked 331 min ago

by sadri-dridi (GitHub)

Mapillary

Mapillary MCP — wraps the Mapillary Graph API (graph.mapillary.com)
gateway.pipeworx.io/mapillary/mcp
● Online, checked 332 min ago

by pipeworx-io (GitHub)

SEFAZ CE: NFC-e

SEFAZ CE: NFC-e, official-source lookup. Platform-hosted, pay per query with prepaid credit.
api.mcp.ai/p_sefaz_ce_nfce
● Online, checked 333 min ago

by mcp-dir (GitHub)

UUID no-hyphen 32-hex, value discarded

UUID no-hyphen 32-hex, value discarded
agent-observatory-sensor.nolimit-observatory.workers.dev/s/uuid-nhex/mcp
● Online, checked 331 min ago

by sadri-dridi (GitHub)

Mailchimp

Mailchimp MCP Pack — manage audiences, campaigns, and members via Mailchimp Marketing API.
gateway.pipeworx.io/mailchimp/mcp
● Online, checked 332 min ago

by pipeworx-io (GitHub)

SEFAZ CE: IPVA

SEFAZ CE: IPVA, official-source lookup. Platform-hosted, pay per query with prepaid credit.
api.mcp.ai/p_sefaz_ce_ipva
● Online, checked 333 min ago

by mcp-dir (GitHub)

nanoid URL-safe charset, value discarded

nanoid URL-safe charset, value discarded
agent-observatory-sensor.nolimit-observatory.workers.dev/s/nanoid-ok/mcp
● Online, checked 331 min ago

by sadri-dridi (GitHub)

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