MCP Server Directory

Fixzi — MCP & API Schema Drift Monitor io.github.rohitcodilya/fixzi-mcp

Monitor MCP servers, API contracts and AI outputs for schema drift. Alerts on breaking changes.

cbm com.containermath/cbm

Calculate shipment volume (CBM/CFT), weight, and how cargo fits standard shipping containers.

HumMatch me.hummatch/hummatch

Match singers to songs by vocal range: score fit, karaoke difficulty, and voice type.

YouTube data for agents sh.fetcher.youtube/mcp

15 YouTube endpoints. Pay per call in USDC via x402.

Wasilah io.github.mumullickm/wasilah-mcp

Prayer times, Qibla, Hijri calendar, 99 Names, Quran audio, Bangladesh offsets. English + Bengali.

Governance validation for Semantic Data Charter instances; returns OASIS XACML decisions.

Deoochform io.github.musaib001/deooch-forms

Create forms, read submissions, and build invitations from Claude, ChatGPT, or any MCP client.

Deterministic, read-only TRIZ knowledge: parameters, principles, matrix, tool routing, effects.

Persistent memory for AI thinking partnerships: hybrid search and a temporal knowledge graph.

12 calculators for AI cost, energy and agent verification. Free API, no key.

Capture & annotate your screen from an AI agent: arrows, boxes, text, highlight, blur/redact.

Look up Polish businesses in the GUS REGON register (BIR1) by NIP, REGON, or KRS.

What a checkout tells your agent to do: instruction files, hooks, declared MCP servers.

ulup-spaces-mcp com.ulupspaces.www/ulup-spaces-mcp

Create projects, nodes, and tasks in UluP Spaces by conversation with Claude.

subproof us.artificl/subproof

Subcontractor COI & paperwork tracking for general contractors — read-only demo tools.

VITNA – Containment for rogue AI agents xyz.costrinity/vitna-compliance-preflight

Guard wraps stdio MCP servers: risky calls wait for a person; no answer, no run. Remote: cooperative

Timen io.github.vahtel/timen

Timen time tracking — timers, time entries, reports, projects, and clients.

netcafe-devkit com.ainetcafe/netcafe-devkit

JSON/YAML, regex, diff, JWT, SQL dialects — the keyless millisecond ops an agent needs mid-task.

AgentIndex — measured reliability for agent services io.github.cengit1/agent-index

Measured uptime, price and payment evidence for 19,021 agent services. Reliability, not quality.

Derive to.derive/derive

Publish agent output to permanent versioned URLs, read review comments back, and revise.

Jithox EU Import Preflight com.jithox/eu-import-preflight

Read-only EU import preflight: EORI, TARIC candidates, measures, low-value cost. Evidence only.

cvserver com.convexvalue/cvserver

Live US options chains with Greeks and IV, a screener, SQL, and FMP fundamentals.

Pay-per-call developer utilities and npm supply-chain security tools for coding agents, over x402.

Manage BlazingCDN from AI agents: CDN zones, cache, metrics, domains, cloud storage and video CDN