MCP Server Directory

DarkMatter io.github.darkmatter-hub/verifiable-agent-audit-trail

Tamper-evident records of AI agent decisions. Verify offline, or publish a proof link.

INVARA io.github.Jujitae/invara

Independent verification that a change kept its declared constraints. No model in the verdict path.

local git ai-llm Official Registry

SupplyGraph.AI Data io.github.SupplyGraphAI/daasmart

Official SupplyGraph.AI data MCP: POIs, parks, regions, industry chains, and companies.

Markovo File to Markdown io.github.fisher-byte/markovo

Convert files and authorized public HTTPS pages to Markdown with secure job and billing guidance.

remote local git security Official Registry

Tiflux io.github.mcp-dir/tiflux-mcp

Wrapper for the official Tiflux API v2 (help desk and service desk): tickets with replies to the req

Account Merge Guide io.github.Wxt-ai/account-merge-guide

Set account merge guidance

local git communication Official Registry

ai io.github.sendsoon/ai

Send email, look up public IP information, and convert files to Markdown through SendSoon.

ImmyBot MCP io.github.Servosity/immybot-mcp

Every ImmyBot endpoint typed, plus a local SQLite mirror that answers the cross-tenant questions

local database git Official Registry

Orbit io.github.justinwilliames/orbit-lifecycle-mcp

Lifecycle marketing in Claude: Braze, email QA, deliverability, segmentation. Free, no key.

local git ai-llm Official Registry

mcp-opa-authz io.github.kanywst/mcp-opa-authz

Authorization answers from real policy code: evaluate Rego locally, or ask an AuthZEN 1.0 PDP.

local git dev-tools Official Registry

factanker com.factanker/factanker

Citable US facts w/ curated query templates: SEC financials, bank call reports, nonprofits. No key.

remote git finance Official Registry

DeriveAI x402 APIs io.github.deriveit33z-ship-it/x402-apis

25 pay-per-request intelligence APIs for AI agents via x402 micropayments (USDC/Base)

remote git finance Official Registry

NFe Hub io.github.cristianosantana/mcp-nfe-hub-v1

Consulta status de NFe na SEFAZ pela chave de acesso: autorizada, cancelada, protocolo.

Release Intel io.github.barissozudogru/release-intel

Correlates commits, PRs, issues and contributors between two git refs for release notes.

SEFAZ GO: IPVA io.github.mcp-dir/sefaz_go_ipva-mcp

SEFAZ GO: IPVA, official-source lookup. Platform-hosted, pay per query with prepaid credit.

MPT AC e RO: Certidão Negativa de Feitos io.github.mcp-dir/mpt_ac_cnf-mcp

MPT AC e RO: Certificate Negativa de Feitos, official-source lookup. Platform-hosted, pay per query

met-mcp io.github.trondbjoroy/met-mcp

Weather forecasts from MET Norway (Yr): geocoding plus hourly forecasts worldwide.

remote local git Official Registry

PRG Risk Oracle io.github.dsrpt1/prg-risk-oracle

Market regime, 7-dimension risk vectors and payment hazard grades. Abstains when data is thin.

remote git finance Official Registry

SEFAZ GO: NFC-e io.github.mcp-dir/sefaz_go_nfce-mcp

SEFAZ GO: NFC-e, official-source lookup. Platform-hosted, pay per query with prepaid credit.

DemandScope io.github.baobabcat/demandscope

Live demand signals for idea validation: npm/PyPI downloads, GitHub + HN attention trends.

True Solar Time io.github.Shann5/true-solar-time

True solar time correction for BaZi charts: historical DST, longitude, equation of time.

local git data Official Registry

Thermocouple ITS-90 io.github.dfieser/thermocouple-its90

NIST ITS-90 thermocouple conversion, all 8 types, cold-junction compensation, NIST-table verified.

MPA: PesqBrasil io.github.mcp-dir/mpa_pesq_brasil-mcp

MPA: PesqBrasil, official-source lookup. Platform-hosted, pay per query with prepaid credit.