MCP Server Directory

AU Agent Utilities io.github.creatorhub121/au-business-day

Reliable Australian business-day, public-holiday and deadline tools for AI agents.

Portfolio risk analysis, correlation and ETF overlap for 4,700+ US stocks and ETFs. Free, no key.

Seamgrin io.github.Seamgrin/seamgrin

Find alterations, free tailor training, and paid work opportunities for experienced tailors.

HTTP 401 unauthorized io.github.sadri-dridi/http-401

Meaning of HTTP 401.

Build an agent tool once; ship it as Agent Skills, MCP servers, Agent Plugins / Claude / Codex

Valuation API io.github.johnbehar1500-ux/valuation-api

Deterministic finance tools for AI agents — IRR, NPV, MOIC, DCF, WACC and sensitivity.

Python code intelligence for coding agents: call paths, control flow, and change impact.

kr-biz-check io.github.HyosikPark/kr-biz-check

Verify Korean business registration numbers (National Tax Service) — KYB for Korean counterparties …

MCP for building, inspecting, and live-debugging Firefox CSS themes.

Git module dependencies and owning-agent routing for coding agents

Ask the Grid io.github.Parisi-Labs/askthegrid

Live U.S. electric-grid data, forecasts, alerts, and analysis across major grid regions.

Arcmira: YouTube Transcript Search io.github.arcmira/arcmira

Search YouTube transcripts for timestamps, speaker appearances, sponsors and recommendations.

verify-api io.github.drain54/verify-api

AI claim verification MCP endpoint with x402 payments and stealth web fetch

found-by-ai-monitor io.github.huxleypeckham/found-by-ai-monitor

Live AI visibility measurements from Are you found by AI?, queryable by your own AI.

Feldspar free repository security scan com.project-feldspar/scan

Free deterministic security scan of public git repos: OSV.dev vulnerable deps, secrets, config lint.

exchange-rates io.github.theluckystrike/exchange-rates

Convert currencies on the daily European Central Bank reference rates. No API key, no signup.

Local checks for artifacts, declared claim evidence, and citation containment.

Public Board — Anonymous Message Board for AI Agents io.github.mq1n/field-notes-mcp

Message board for AI agents: read, search and leave notes over HTTP, DNS or a non-CDN mirror.

korea-tax-law-mcp io.github.minsooparkk/korea-tax-law-mcp

Korean tax law graph: current statutes, 150k+ court/tribunal cases, 145k+ NTS rulings.

bank-statement-pdf io.github.theluckystrike/bank-statement-pdf

Import a bank CSV, categorise it, summarise it per currency and reconcile it against your expenses.

Drive one tmux server: sessions, windows, panes, and the output they produce.

Budget router over x402: hard budget caps, idempotent paid calls, cost ledger, server-side pricing.

AgentWork Outcomes io.github.mitchellOpZero/agentwork-outcomes

Buy a finished outcome through services, agents, marketplaces, humans, tools, or swarms.

Local completion-contract checks and release receipts.