MCP Server Directory

11 pay-per-call web tools for AI agents, auto-paid in USDC on Base via x402. No API keys.

Avalara E-Invoicing & Live Reporting com.avalara/elr

Provides access to Avalara E-Invoicing and Live Reporting APIs for document statuses and compliance

specky io.github.fathyshalaby/specky

Turn raw customer feedback into evidence-cited specs (free, no key) plus 16 PM tools.

De Dmv io.github.pipeworx-io/de-dmv

Delaware DMV MCP — registered vehicles by fuel type, EV adoption, the state's electric

Fac io.github.pipeworx-io/fac

Federal Audit Clearinghouse (FAC) MCP — US single-audit data, served from a served from a…

Administers Linux via typed, approval-gated actions with an Ed25519-signed audit trail.

kojiru-mcp io.github.faulknerwayne73-droid/kojiru-mcp

Kojiru Recourse Layer — agent credit primitives (ACS, stake, draw, anchor) live on Base mainnet

Control the Unreal Engine 5 editor from any MCP client: Blueprints, materials, Niagara.

Source-grounded Quickshell, QML, and Qt documentation, examples, and real-world implementations.

MCP server for QuickBooks Online — accounts, customers, invoices, bills, and reports.

MCP server for Mimecast email security: message queue, held messages, domains, and threats.

Local Apple Ads research, optimization, and receipt-gated App Store campaign management.

跨客户端 ECharts 图表 MCP server：数据 -> 可交互 HTML 与内联图片

GCP Billing io.github.mcp-dir/gcp_billing-mcp

Google Cloud Billing BigQuery export reporting through a user-connected service account.

pagent io.github.aihumin/pagent

A/B testing MCP server for pagent: create, run and review A/B tests on your live website.

Ia Dmv io.github.pipeworx-io/ia-dmv

Iowa DMV MCP — the Iowa DOT Motor Vehicle Division's 18 driver license stations, with hours,

Local multi-client RAG server over the Model Context Protocol.

0xrhXBT — Robinhood Chain Intelligence io.github.mkrz-x/rhxbt

Robinhood Chain intelligence: trend scores, launch radar, KOL leaderboard, pre-trade risk checks.

TCE SP: Certidão de Apenados io.github.mcp-dir/tce_sp_certidao_apenados-mcp

TCE SP: Certificate de Apenados, official-source lookup. Platform-hosted, pay per query with prepaid

鸿蒙 HAP 签名部署 MCP：面向鸿蒙应用开发者，真机调试一键签装，也走华为邀测/上架。中性工具+可订阅源，本地 stdio。

stdio MCP for iCloud Calendar (CalDAV), with optional Contacts and Mail.

FTP/SFTP/FTPS MCP server with transfer proofs - every upload returns a checksum verdict.

Repo Security Scanner — Malicious Code & Supply Chain io.github.eltociear/repo-security-scanner

Audit GitHub repos for malicious and supply-chain code before you depend on them.

Free OFAC sanctions/text/health-check tools; paid x402 agent+wallet audit tools.