MCP Server Directory

x402 Endpoint Scanner — a free local health probe for x402 paid endpoints as an MCP server.

roxyon io.github.bea-technology/roxyon

Build LumenJS apps, use the Roxyon BaaS, and deploy apps and web projects to Roxyon infrastructure.

Official Backblaze B2 MCP server for buckets, files, keys, Object Lock, and S3 storage.

ZeroStart Paid Service Tools io.github.oppenheimervonbraun/zerostart-agent

Bounded data, document, web-quality, and operations services purchased with USDC through x402.

Osewa io.github.ushios/osewa

Track and share care records for babies and plants: feedings, diapers, sleep, and watering.

Analytixus DnAML repository access (read/write nodes, tree navigation, search) via MCP.

Search and call AKShare financial data interfaces through three routed MCP tools

govbid-mcp-server io.github.imgproc-git/govbid-mcp-server

U.S. federal contract opportunities from SAM.gov. Daily updates. Public Domain.

pretrade-oracle io.github.Zyxel89/pretrade-oracle

Pre-trade oracle: real slippage, honeypot/sellability at size, exotic DEXs and new chains.

Sirveil Exposure io.github.sirveil-ai/sirveil-exposure

Is this person indexed on that data-broker domain? A three-state verdict, with the evidence.

SEFAZ PR: Dívida Ativa io.github.mcp-dir/sefaz_pr_divida_ativa-mcp

SEFAZ PR: Dívida Ativa, official-source lookup. Platform-hosted, pay per query with prepaid credit.

Read-only queries over Aileron audit journals: verify integrity, search recorded tool calls

Classifies prompt injection, jailbreaks, and out-of-scope user input before agents act on it.

Task-shaped Zabbix access for AI agents: problems, host triage, metrics, maintenance windows.

Accessibility MCP server and Agent Skills for AI agents. Requires Superpowers.

An artifact manager for system specifications.

warda io.github.ArtyKOMarkets/warda

Economic authority for autonomous agents on Kaspa L1. Never holds a key.

Search the Claude Code Ultimate Guide and machine-readable references from any MCP client.

SEFAZ DF: NFC-e io.github.mcp-dir/sefaz_df_nfce-mcp

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

Federal Grants — find funding you are actually eligible for io.github.wyattpalm2-eng/federal-grants

Find US federal grants your organization is actually eligible to apply for. Free, no API key.

U.CASH Pay merchant MCP: create checkouts, verify webhooks, read settings. Non-custodial.

Unofficial safety-focused MCP server for Kalshi market data and explicitly authorized trading

SEFAZ GO: Certidão Negativa de Débitos io.github.mcp-dir/sefaz_go_certidao_debitos-mcp

SEFAZ GO: Clearance Certificate (Debts), official-source lookup. Platform-hosted, pay per query with

Encrypted local ledger of structured user state, shared across every MCP-aware AI tool.