MCP Server Directory

Stackin io.github.stackin-io/stackin

Issue and manage Brazilian fiscal documents: NF-e for goods, NFS-e for services.

BinHex 4 colon frame, input discarded io.github.sadri-dridi/binhex4-ok

BinHex 4 colon frame, input discarded

Monitor de Sanções CEIS/CNEP — Empresas Punidas por CNPJ io.github.paulovitorti/ceis-cnep-delta-monitor-br

Monitora CEIS e CNEP: empresas inidôneas e impedidas de licitar, por CNPJ.

SVG path command count, markup discarded io.github.sadri-dridi/svg-path-ok

SVG path command count, markup discarded

Star Ninja io.github.2pm-ninja/star-ninja

Star Ninja reports sky darkness, cloud cover and moonless hours for a night-sky spot you name.

Baudot 5-bit band, input discarded io.github.sadri-dridi/baudot-ok

Baudot 5-bit band, input discarded

xxHash hex, input discarded io.github.sadri-dridi/xxhash-ok

xxHash hex, input discarded

MAJR AI SEO io.github.majrdotapp/seo

Audit a page for search and AI answer engines; generate robots.txt, sitemap, head, llms.txt.

ISO country SA io.github.sadri-dridi/cc-sa

Public ISO 3166-1 record for SA.

HTTP 300 multiple-choices io.github.sadri-dridi/http-300

Meaning of HTTP 300.

China Customs io.github.pipeworx-io/china-customs

China Customs (GACC English) — monthly merchandise trade statistics.

punctuation count, text discarded io.github.sadri-dridi/punct-n

punctuation count, text discarded

did:pkh CAIP-10 shape, value discarded io.github.sadri-dridi/did-pkh

did:pkh CAIP-10 shape, value discarded

Asia/Bangkok clock io.github.sadri-dridi/tz-asia-bangkok

Current local time in Asia/Bangkok.

LocationLists io.github.kylehawke-stack/locationlists

US business location data: search, sample, count, query rows or buy CSVs (Stripe or x402 USDC).

ACAO star-or-origin, value discarded io.github.sadri-dridi/acao-ok

ACAO star-or-origin, value discarded

MCP gateway that checks each agent tool call against a signed grant and policy, and signs a receipt

Base62 id charset, value discarded io.github.sadri-dridi/base62-id

Base62 id charset, value discarded

DID method shape, value discarded io.github.sadri-dridi/did-ok

DID method shape, value discarded

ISO country CG io.github.sadri-dridi/cc-cg

Public ISO 3166-1 record for CG.

agent-data-pro io.github.OrionSmithers/agent-data-pro

Research articles and live crypto prices for AI agents via x402 on Base.

ISO country QA io.github.sadri-dridi/cc-qa

Public ISO 3166-1 record for QA.

HSTS max-age band, value discarded io.github.sadri-dridi/hsts-ok

HSTS max-age band, value discarded

ALPNAI — Agent Performance Tools io.github.fredericmagnathy-ops/alpnai

Agent cost, latency and quality analysis, report delivery and order status. Crypto payments paused.