Browse the catalog

Official Claude Code and Codex agent plugins for KlickTipp — email marketing, newsletter and Contact management skills backed by the KlickTipp MCP server.

Provides location-based place recommendations in South Korea using the Kakao Map API, optimized for Korean language queries. Supports recommending various places like restaurants, shops, public facilities, and tourist attractions based on user queries.

An MCP server for discovering and querying over 300 AI models available on OpenRouter. It enables users to list, search, filter, compare, and get detailed information about models with pricing, context limits, and capabilities.

Transforms any GitHub repository into a documentation hub for AI assistants, enabling up-to-date access to documentation and code to eliminate hallucinations.

lunar-mcp is a Go-based MCP server that provides 28+ tools for Chinese traditional calendar, fortune telling, and divination. It enables AI agents to integrate Chinese cultural computations into their workflows.

A minimal MCP server that provides stock snapshots including company metadata, latest quote, fundamentals, and daily price history via the Alpha Vantage API.

Collects, analyzes, and verifies security patches for the eGovernment framework, including PDF analysis and diff previews.

This MCP server provides access to Unpaywall's open database of free scholarly articles, enabling AI assistants to find open access versions of academic papers and retrieve publication metadata. Built by ElliotPadfield, it integrates with Unpaywall's REST API to search for freely available PDFs of research papers that would otherwise be behind paywalls, along with detailed bibliographic information including DOIs, publication venues, and author details. The implementation is particularly useful for researchers, students, and academics who need to locate open access versions of scientific literature for literature reviews, research projects, or educational purposes without subscription barriers.

Enables web search capabilities through the Tavily API. Allows users to search the web for information using natural language queries through the MCP protocol.

Provides access to the Bandmate REST API for managing songs with chord notations, lyrics, and metadata, as well as organizing them into lists. Supports searching, creating, updating, and retrieving songs and playlists with optional authentication.

An AI-powered development toolkit for Cursor providing intelligent coding assistance through advanced reasoning, UI screenshot analysis, and code review tools.

Enables LLM agents to read any website by scraping and crawling into clean Markdown, automatically bypassing bot detection with residential proxies.

Emits Brazilian federal tax clearance certificates (Certidão Negativa de Débitos) from CPF or CNPJ. Provides a single read-only tool for checking tax status of individuals or companies.

This MCP server provides AI assistants with domain availability checking and pricing through the GoDaddy API, featuring rate-limited requests (60 calls per minute), batch domain checking with multiple TLD suffixes, and detailed pricing information including registration periods and currency codes. Built by OriShmila using Python with FastMCP and httpx, it includes a custom rate limiter with retry-after calculations, comprehensive error handling for API failures, and formatted responses showing available/unavailable domains with pricing details and confidence levels. The implementation supports both individual domain queries and bulk checking by combining base names with TLD lists, making it valuable for domain research workflows, brand protection strategies, and building AI assistants that need programmatic access to domain registration data without manual registrar interaction.

Local-first, MCP-native agent-to-agent messaging service. Single Go binary with embedded storage, semantic search, and Slack-like Web UI for monitoring agent conversations. Supports multi-agent coordination through channels, direct messages, task auctions, and capability discovery. Purpose-built for AI agent swarms with stigmergy patterns and observable traces.

Vendor documentation and changelog change-tracking as ACCOUNT SIGNALS

Multi-agent orchestration MCP server that lets Claude Code delegate backend, frontend, and tooling tasks to specialized AI agents (Codex, Kimi, Grok) with contract-first sequencing and workspace mutation guards.

A Model Context Protocol (MCP) server implementation that integrates with Onspring's API, allowing AI assistants to access and manipulate data stored in Onspring instances.

Grants AI assistants read/write access to your ButterStack game dev pipeline, including tasks, builds, asset approvals, and project status through MCP.