MCP Server Directory

Operate and build n8n: 61 tools, 560-node catalog, validation, autofix, snapshots and backups.

Wraps the WorkspaceGuard CLI as a single generic MCP tool for workspace usage checks.

Epa Regulations io.github.pipeworx-io/epa-regulations

EPA Regulations MCP — US Environmental Protection Agency regulations (40 CFR).

Deterministic no-LLM MCP server that scrubs secrets before they reach an agent. Never leaks values.

SEFAZ BA: IPVA Notificado io.github.mcp-dir/sefaz_ba_ipva_notificado-mcp

SEFAZ BA: IPVA Notificado, official-source lookup. Platform-hosted, pay per query with prepaid credi

Read accesso mobile ticket links: orders, admissions, barcodes and Google Wallet passes.

opentax io.github.Invaro/opentax

Verifiable US tax oracle for AI agents: cited, machine-checkable federal and state tax computation

Prefeitura SP São Paulo: 2ª Via da Taxa de Elevadores io.github.mcp-dir/pref_sp_sao_paulo_tx_elevador-mcp

Prefeitura SP São Paulo: 2ª Via da Taxa de Elevadores, official-source lookup. Platform-hosted, pay

SQLite-authoritative entity database with an async Google Sheets projection for AI agents.

Biolab MCP Server io.github.srikarjy/biolab-mcp-server

Auditable MCP server for PubMed, Europe PMC, ClinicalTrials.gov, and bioRxiv/medRxiv queries

cerebro-mcp io.github.benjixone/cerebro-mcp

Government tenders, awards and pre-tender pipelines from 21 official sources as MCP tools.

Prefeitura SP Campinas: Certidão Negativa de Débitos io.github.mcp-dir/pref_sp_campinas_cnd-mcp

Prefeitura SP Campinas: Clearance Certificate (Debts), official-source lookup. Platform-hosted, pay

Conselho Regional de Odontologia GO: Cadastro io.github.mcp-dir/cro_go_cadastro-mcp

Conselho Regional de Odontologia GO: Cadastro, official-source lookup. Platform-hosted, pay per quer

Agent Rails io.github.federicocelico/agent-rails

Shopping MCP for AI agents: search, compare, Amazon buy links. Auto-register.

A local MCP server with full Figma REST API coverage.

Read-only IBM MQ diagnostics for AI agents. Cited root cause, never destructive.

MCP server for Yandex Webmaster API: indexing, search queries, sitemaps, diagnostics, links.

Audit agent skills/prompts against 8 supply-chain attack patterns. Deterministic, no-LLM scanner.

SchoolPass for Claude — students, arrival/dismissal calendar, pickup changes, and school info

Licita io.github.gastonrey/licita-app

Spanish/EU procurement intelligence for agents; x402 or prepaid credits.

B3: Participantes io.github.mcp-dir/b3_participantes-mcp

B3: Participantes, official-source lookup. Platform-hosted, pay per query with prepaid credit.

Share agent-generated Markdown as links — GitHub gists today, your own server tomorrow.

vitamind io.github.JaviMaligno/vitamind

Know when the sun can make vitamin D where you are, for your skin type. Live UV data.

Lobex io.github.chrisgu/lobex-mcp

Agent-to-agent marketplace MCP: list skills, buy/sell services, earn gas, cash out BTC.