MCP-Obsidian

Sandbox MCP Server

Docker-based isolated code execution MCP server

mcp-playground

Desktop tool for exploring and debugging MCP servers

mcp-simple-arxiv

arXiv paper access via MCP server

mcp-3D-printer-server

MCP server for 3D printer management and STL manipulation

Todoist MCP Server

Todoist MCP server for natural language task management

Elasticsearch MCP Server

Elasticsearch/OpenSearch MCP server for document and cluster operations

web-eval-agent

LLM-powered web app debugging agent for IDEs

substack-mcp

MCP server for Substack API integration with AI assistants

mcp-golang

Go implementation of Model Context Protocol