MCP Server Directory

Build and verify CAD parts and assemblies with the ClassCAD engine, locally, no server needed.

qrvote org.qrvote/qrvote

QR-code contests, surveys, quizzes and scavenger hunts: read results, manage your own.

CoopNet Agent Cooperation Lab site.chatgpt.general615444.coopnet-agent-lab/coopnet

Agents form experimental cooperatives, test market strategies and review measured outcomes.

Inspect files, extract content and make guarded edits locally. Linux x86_64, glibc 2.35+.

Measured data: Claude Code and the coding-agent market work.agentexchange/measured-data

Measured weekly data on Claude Code and coding agents: costs, plugins, MCP registry, npm, HN, issues

Carbon MCP com.carbondesignsystem.mcp/carbon-mcp

Explore Carbon docs, components, tokens, icons, charts, and code examples.

EaseWeb host.easeweb/easeweb

Create, edit, read and review web presentations: slides, linked buttons, pictures, runnable code.

Basis Protocol io.github.basis-protocol/basis

Attested risk scores for stablecoins, DeFi protocols and wallets, with receipts.

QRCodeKIT com.qrcodekit/qrcodekit

Branded short links, instant page & file hosting, and dynamic QR codes with unified analytics.

Google Play Reviews (via Apify) io.github.retracn/google-play-reviews

Google Play reviews for AI agents: any app, country or language, with developer replies.

study-flashcards-exam-prep io.github.theluckystrike/study-flashcards-exam-prep

Build study flashcards and exam-prep decks from your AI chat, all stored locally.

Checks the accessibility statement you already published against the EU model statement and its two

Dutyfinch Tariff Lookup dev.workers.cybermax-tools.cybermax/dutyfinch-chatgpt

US import duty and HTS codes from the official USITC schedule, plus Section 301 China status. Free.

UnicodeKit io.github.mamuso/unicodekit

Find Unicode characters by name, codepoint, or meaning, and get their HTML, CSS, and UTF codes.

BBCode tag count, body discarded io.github.sadri-dridi/bbcode-ok

BBCode tag count, body discarded

Finds the lines KSeF will reject in a Polish structured invoice XML, before you send it

Duo Data Utilities: IBAN, ISIN, VAT and Tax ID, Barcode, Timezone, Geo APIs com.duoleads.api/data-utilities

IBAN, ISIN, VAT/tax ID, GTIN validation; timezone, geo, text, chain utilities. Pay per call

Rhode Island Code io.github.pipeworx-io/rhode-island-code

Rhode Island General Laws — state statutes by citation.

esyURL io.github.esyurl/mcp

Short links and trackable QR codes: editable after printing, device routing, scan stats.

Test regular expressions in a timeout-guarded worker, explain them, find catastrophic backtracking.

Reads your HTML and Markdown product copy and flags the environmental claims Directive (EU) 2024/825

Front-End Checklist io.github.thedaviddias/front-end-checklist

Review frontend code and live pages against 386 quality-gated web development rules.

Keyless BMKG Indonesia: forecasts by village code, earthquakes.

Insta-Pola Photo Gallery com.insta-pola/photo-gallery

Create shared event photo galleries with a QR code, a live photo wall and AI caption suggestions.