MCP Server Directory

Search open-source research papers across arXiv, OpenAlex, Crossref, PubMed, Semantic Scholar.

Zhenghe — 正和支付路由与资本保全金库 top.zheng-he/zhenghe-mcp

Base 主网去中心化支付路由+金库：查 NAV、构造路由支付 calldata、金库存取、绑定引路人分账。存款安全·引路人激励·消费即升值，全部链上可核验。

holydb-mcp com.holydb/holydb-mcp

Read-only MCP server for HolyDB: find Catholic parish Mass times by location and time.

Emisso Connect ai.emisso/connect

Connect AI agents to the legacy systems LATAM business runs on. Live in Chile: tax, banks, payroll.

tools com.fluentedi/tools

49 free agent tools: WHOIS, PDF to text, email checks, FX rates, X12 EDI, JSON repair. No API key.

Answers questions about liquefy-ui from its real API surface, so an agent stops inventing props.

fetcher cloud.fetcher/fetcher

The web capability layer for AI agents: render, extract, DNS, SSL, WHOIS & more via x402.

ManageLM com.managelm/managelm

AI Linux & Windows server management with Claude MCP and fully private agents using local AI

Webhook Studio com.webhook-studio/webhooks

Keyless webhook endpoints: capture, wait, replay, forward, and generate types from real traffic.

Plant phenotyping via PlantCV — returns traits plus the segmentation overlay they came from

freebox com.usefreebox/freebox

Find free stuff near any US ZIP, priced for resale. Live listings, resale estimates, alerts.

Peek — URL metadata & Markdown io.github.smeltworks-labs/peek

Link-preview metadata and clean page-to-Markdown for any public URL. No install.

financial-data uk.wintergreen/financial-data

Financial data for AI agents: crypto data, Polymarket odds, weather/oil calibration, trust scoring.

Capture HTTP, email, and DNS callbacks with webhook.site from MCP clients.

Stellaroid Earn io.github.Iron-Mark/stellaroid-earn

Read-only MCP server: verify credentials and browse escrows on the Stellar testnet contract.

cve-triage io.github.rezearcher/cve-triage

x402 CVE triage MCP: EPSS + CISA KEV -> exploit priority, $0.01 per query.

Processos Judiciais (Agrupada) io.github.mcp-dir/processos_judiciais_agrupada-mcp

Grouped lookup of a person's or company's lawsuits from the CPF or CNPJ, with a summary view by cour

Inabilitados BACEN io.github.mcp-dir/bacen_inabilitados-mcp

Checks whether a person is on the Central Bank's general disqualified list from the CPF. Platform-ho

D.O.A.I. Signal Relay io.github.infinitemindos-doai/signal-relay

Intelligence subscription protocol for AI agents. Scored, filtered AI intelligence signals via MCP.

Turns the training evidence you already have into a decision about today's session.

SEO page audits with 0-100 scoring, keyword analysis, link checking, sitemap validation

pkg-oracle — Dependency Trust Oracle io.github.julian-martin89/pkg-oracle

Blocks typosquatted or hallucinated npm/PyPI packages before an AI agent installs them.

CaudexCatena MCP com.caudexcatena/caudexcatena-mcp

Blockchain intelligence for tracing funds, screening addresses, and investigating on-chain activity.

BYOK, fully local AI agent that tests your app/API and writes a real Playwright spec on success.