"HEY" matching MCP servers:

Self-hosted, source-available AI workflow automation platform. Build multi-agent, RAG, and tool-using pipelines on a visual canvas and publish any workflow as an MCP server (stdio/SSE/Streamable HTTP). Also an MCP client via the agent node.

Enables searching and reading AWS knowledge from sources the official AWS Knowledge MCP Server does not index, including re:Post community Q&A, kiro.dev documentation, and AWS Builder Center posts.

MCP server for key driver and feature importance analysis based on rule mining

MCP server to query UK higher-education open data including National Student Survey results, student outcomes, and graduate earnings. Data is downloaded locally from official sources and compared against benchmarks.

Enables AI agents to perform multi-engine web search, fetch web pages, and extract clean Markdown content via MCP, with no API keys required.

Enables AI assistants to generate AI avatar videos, manage templates, and work with assets through natural language commands via the HeyGen API.

A read-only MCP server that lets AI search a user's own LINE Desktop chat history on macOS, providing tools to list chats, retrieve messages, and search conversations directly from the local encrypted database.

MCP server that enables natural-language-driven, headless HEC-RAS modeling, letting agents inspect, edit, run, compare, and plot 1D/2D hydraulic models without the GUI.

An MCP server for querying Historic Environment Records across England and Scotland, enabling searches of listed buildings, monuments, and heritage sites via ArcGIS REST APIs.

Universal Search-First Knowledge Acquisition Plugin for LLMs. Enables real-time web search and deep page browsing via MCP or CLI. Zero-cost, privacy-first, supports DuckDuckGo, Bing, Google, Brave, Wikipedia, Arxiv, YouTube, Reddit and more.

A Model Context Protocol server that connects Claude to Hevy workout logs, enabling workout reading, routine creation, and training analysis.

MCP server for building and maintaining Hex notebooks from Claude Code. Wraps the Hex API with design-system-aware chart injection, notebook diagnostics, and full cell lifecycle management.

Integrates the HEU Legal API to manage native HEU documents and PDFs, enabling creation, sharing for e-signature, prompting signers, and downloading PDFs through conversation with Claude.

A server that allows AI assistants to access, view, run, and manage Hex projects through a standardized interface.

Exposes science functions like generating random points and plotting sine waves as MCP tools.

A read-only MCP server for evidence retrieval in Yellow River Basin human–earth systems reviews, exposing PostgreSQL-backed tools for searching and comparing evidence, entities, and spatiotemporal data while preserving source provenance.

Enables AI assistants to create and edit professional videos through natural language by automating JianYing (CapCut) video production workflows. Supports adding media segments, effects, transitions, animations, and exporting editable project files.

MCP server for UK Freedom of Information research. Connects AI assistants to WhatDoTheyKnow — the UK's largest FOI request platform to search requests, read responses, look up public authorities, and draft new requests.

This MCP server enables any MCP client to generate avatars and videos using the HeyGen API, with tools for managing credits, voices, and avatar video generation.

An MCP server that lets you manage a Walmart Marketplace seller account in plain language, including orders, inventory, pricing, returns, WFS fulfillment, and reports.