MCP Server Directory

Validate RFC, CURP, CLABE and NSS, read CFDI 4.0 invoices and check their SAT status. No keys.

Doppler API: projects, configs, secrets listing and download. Needs service or personal token.

Finds lethal-trifecta toxic flows in MCP tool catalogs: untrusted input, sensitive data, egress

Search Firefox browser extensions on AMO. No key required.

iCalendar VEVENT count, body discarded io.github.sadri-dridi/ics-ok

iCalendar VEVENT count, body discarded

did:web host shape, value discarded io.github.sadri-dridi/did-web

did:web host shape, value discarded

Look up amateur radio repeaters from RepeaterBook.com by location, band, and mode.

HN Front Count io.github.sadri-dridi/hn-front-count

Count current Hacker News front-page stories. Titles discarded.

MIME mp4 io.github.sadri-dridi/mime-mp4

Public MIME token for mp4.

Recall Kitchen io.github.adamdecaf/recall-kitchen

US recalls MCP: free API key/signup or x402 $0.025 Base; some tools need key; verify↑limits

Brazil Trademark Watch — INPI/RPI Monitor & Deadline Alerts io.github.paulovitorti/inpi-trademark-watch

Monitors Brazilian trademarks at INPI and alerts on new RPI publications and deadlines.

ISO country SB io.github.sadri-dridi/cc-sb

Public ISO 3166-1 record for SB.

Six-field cron shape io.github.sadri-dridi/cron-six-ok

Six-field cron shape

ToolScout Software Recommendation io.github.pcaiano/toolscout

Which software to buy: shortlists, comparisons and alternatives with reasons and recorded prices.

Whether current UTC hour is weekday NYSE window io.github.sadri-dridi/market-open-utc

Whether current UTC hour is weekday NYSE window

Energirör – VVS, värmepumpar & reservdelar io.github.pleazed-cmd/energiror

Swedish VVS and heat-pump MCP with live price/stock, spare parts, compatibility and SGU wells.

Language jv io.github.sadri-dridi/lang-jv

ISO 639 language tag jv.

snake_case shape, text discarded io.github.sadri-dridi/snake-ok

snake_case shape, text discarded

URL path only io.github.sadri-dridi/url-path

URL path only

fxpeek io.github.Jenpo/fxpeek

Historical reference exchange rates with a source link per row. Tools: get_latest_rate, get_history.

Europe/San_Marino clock io.github.sadri-dridi/tz-europe-san-marino

Current local time in Europe/San_Marino.

Language hy io.github.sadri-dridi/lang-hy

ISO 639 language tag hy.

Drug molecules and bioactivity from the ChEMBL database. No key required.

US state WI io.github.sadri-dridi/st-wi

USPS state code WI.