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CoinVello MCP server (npx -y @coinvello/mcp) and AI kit: non-custodial crypto payments for AI agents. Checkout, invoices, webhooks, test payments. No KYC.

Node.js·MIT·Few stars·Needs a key

Claude Code plugin and MCP server: a cheap model, DeepSeek V4.1 Flash, reviews Claude's code for bugs and gives second opinions for under a cent each. Claude stays the sheriff.

Python·MIT·★ 2·Few stars·Needs a key

Read-only MCP server that lets AI assistants diagnose PostgreSQL performance: slow queries, EXPLAIN plans, index advice, locks, and the queries inside database functions. Java 25 · Spring Boot 4 · Spr

Docker·MIT·Few stars·Needs a key

Review Mining MCP for Amazon product reviews — complaint detection, sentiment trends, and complaint topics, powered by Pangolinfo.

Node.js·MIT·Few stars·Needs a key

Node.js·MIT·Few stars·Needs a key

Official Claude Code plugin and agent skill for the MailProbe MCP server: an AI assistant verifies email addresses in real time (deliverability, disposable and role-based detection). Hosted in the EU

Node.js·MIT·Few stars·Needs a key

Human judgment as an API for AI agents. SDKs for JavaScript and Python, and an MCP server.

Node.js·MIT·Few stars·Needs a key

Qut Pay — Kaspi Pay payments API for Kazakhstan (docs & examples)

Node.js·MIT·Few stars·Needs a key

MCP servers for NSW Government APIs (api.nsw.gov.au)

Python·MIT·Few stars·Needs a key

SunLicense's official MCP server: manage software license keys from Claude, ChatGPT, Cursor and other AI assistants

Node.js·MIT-0·Few stars·Needs a key

Official Claude Code plugin and agent skill for the MailProbe MCP server: an AI assistant verifies email addresses in real time (deliverability, disposable and role-based detection). Hosted in the EU

Node.js·MIT·Few stars·Needs a key

Scree - Local semantic search over your markdown notes, served to Claude Code over MCP.

Docker·MIT·Few stars·Needs a key

FynePDF MCP server: real PDF tools for Claude, ChatGPT, Cursor, VS Code and any MCP client

Node.js·MIT·★ 1·Few stars·Needs a key

Bounded PostgreSQL access for AI assistants: read-only by default, nine DBA tools, compact CSV output, one static Go binary. Drop-in replacement for crystaldba/postgres-mcp

Docker·MIT·Few stars·Needs a key

Node.js·MIT·Few stars·Needs a key

EthersFlow Agent Action Gate — official MCP server & SDKs. Every AI action, verified before it executes.

Node.js·MIT·★ 1·Few stars·Needs a key

Local edition: Canvas LMS MCP server for desktop and command-line AI apps. 209 tools, runs on your computer, nothing exposed to the internet.

Node.js·MIT·★ 1·Few stars·Needs a key

Read-only GitHub MCP server + a tool-selection benchmark: 63% → 95% on a local 7B model, with an ablation of where the gain came from.

Python·MIT·Few stars·Needs a key

MCP server that writes SEO-friendly alt text for images with AI and finds images missing alt text on any web page.

Node.js·MIT·Few stars·Needs a key

Give you agents web search with Europe's own search provider, Staan, independent of Google, Bing and other American, Russian or Chinese search indexes.

Python·MIT·Few stars·Needs a key

MCP server for Verifex sanctions screening: screen a person or company, read a past screening, get its Evidence Capsule.

Node.js·MIT·Few stars·Needs a key

MCP server for Hive heating: check and control your thermostat, hot water, radiator valves, plugs and lights from Claude and other AI assistants. Runs in Docker or as a one-click Claude Desktop bundle

Docker·MIT·Few stars·Needs a key