MCP Server Directory

Mac app that runs Claude or Codex on a schedule against your mail, calendar, and files.

File cache for coding agents: re-reads cost ~40 tokens, changed files return diffs.

QR Maker app.qrmaker/qr-maker

Create styled, scannable QR codes with previews, scan checks, editable links and scan statistics.

Plan OpenAI Codex usage from local quota, banked resets and extra-reset forecasts.

GitHub Actions supply-chain hardener: audit workflows for unpinned actions and build a SHA pin plan.

QRKit io.github.OlsOls4/qrkit

Generate QR codes (URL, WiFi, vCard) and barcodes as PNG/SVG

CurrencyKit io.github.OlsOls4/currencykit

ECB euro reference exchange rates: latest, historical, time series and currency conversion

Money Maker x402 tools: EVM reads + AI tasks dev.workers.moneymaker-ai.ai-policy-kit/x402-tools

x402 pay-per-call: EVM balances, tx decode, transfers; AI extract, classify, embed, speech, image

FERS — structural FEM com.ferscloud/fers

Structural FEM for AI agents: frames, plates, buckling, seismic and Eurocode checks, solved locally.

FlipLetters com.flipletters/mcp

Draft, validate, render, and share split-flap and flip-dot board videos written in flipcode.

Code graph for coding agents: symbol search, callers, blast radius and cross-service impact.

Mailly site.mailly/mcp

A real inbox for agents: read mail, draft replies you approve, wait for verification codes.

Research Methods Library io.github.mikenguyen13/research-methods-mcp

Research methods for AI assistants: study design guidance, R and Python code, and citations

Read-only tools for AI agents: who can change a smart contract, how fast. Signed data, testnet.

Smart Calendars AI ai.smartcalendars/smart-calendars-ai

Create and update subscription calendars from ChatGPT, Claude, or Codex.

Great Library Project com.greatlibraryproject/library

Free classics as interlinears: search the books, read any passage word by word, look up any word.

Context Window Supply com.contextwindowsupply/store

Browse merch for AI builders, get US shipping quotes, and create Stripe checkout links.

Neoavis com.neoavis/constats

Can an AI agent buy on this French store? 500 stores tested: score, guest checkout, UCP. Free.

YouTube CLI and MCP server: search and read public YouTube, and manage your own channels.

Shared local memory for AI coding tools that stays true to your code.

Reevol Source: supplier search com.reevol.source/supplier-search

Search and compare 200,000+ global suppliers by brief, name, HS code or country. Free, no key.

MCP broker into your live Neovim/diver config: LSP, formatters, linters, DAP, MATE attention.

Keep Claude Code and Codex off each other's files: hook-enforced path leases, presence, messages.

Job Postings Aggregator io.github.fernandoguiraud16-coder/job-postings-aggregator

Jobs from LinkedIn, Indeed and company sites via Google Jobs: salaries, apply links, alerts.