x=hub

your toolset

    build deployment
    sign in

    essentials

    mcpother
    io.github.fieldcure/essentials · v2.6.1
    deploy just this

    Essential MCP server: HTTP, web search, downloads, Wolfram|Alpha, shell, JS, file I/O, memory.

    run it

    on your own machines, one way per deploy method
    generated from the record, not tested yet
    #!/usr/bin/env bash
# essentials (io.github.fieldcure/essentials), recipe baremetal (generated).
# Generated by Hub for toolset "my-agent"; started by mcp-my-agent-essentials.service.
set -euo pipefail
export HOST=127.0.0.1 PORT=8101
exec uvx mcp-proxy --host 127.0.0.1 --port 8101 --pass-environment -- dnx [email protected] --yes

[Unit]
Description=MCP server essentials (toolset my-agent), generated by Hub
After=network-online.target
Wants=network-online.target

[Service]
Type=simple
User=mcp
Group=mcp
EnvironmentFile=/etc/mcp/my-agent.env
Environment=HOME=/var/lib/mcp/essentials
WorkingDirectory=/var/lib/mcp/essentials
ExecStart=/opt/mcp/my-agent/bin/essentials.sh
Restart=on-failure
RestartSec=5
NoNewPrivileges=true
ProtectSystem=strict
ProtectHome=true
PrivateTmp=true
ReadWritePaths=/var/lib/mcp/essentials

[Install]
WantedBy=multi-user.target

    connect to it

    copy what your client needs
    dnx [email protected] --yes
# env: ESSENTIALS_SEARCH_ENGINE, ESSENTIALS_SEARCH_API_KEY, SERPER_API_KEY, SERPAPI_API_KEY, TAVILY_API_KEY, WOLFRAM_APPID, ESSENTIALS_MEMORY_PATH, ESSENTIALS_DOWNLOAD_DIRECTORY, ESSENTIALS_SETTINGS_PATH
    {
  "mcpServers": {
    "essentials": {
      "command": "dnx",
      "args": [
        "[email protected]",
        "--yes"
      ],
      "env": {
        "ESSENTIALS_SEARCH_ENGINE": "${ESSENTIALS_SEARCH_ENGINE}",
        "ESSENTIALS_SEARCH_API_KEY": "${ESSENTIALS_SEARCH_API_KEY}",
        "SERPER_API_KEY": "${SERPER_API_KEY}",
        "SERPAPI_API_KEY": "${SERPAPI_API_KEY}",
        "TAVILY_API_KEY": "${TAVILY_API_KEY}",
        "WOLFRAM_APPID": "${WOLFRAM_APPID}",
        "ESSENTIALS_MEMORY_PATH": "${ESSENTIALS_MEMORY_PATH}",
        "ESSENTIALS_DOWNLOAD_DIRECTORY": "${ESSENTIALS_DOWNLOAD_DIRECTORY}",
        "ESSENTIALS_SETTINGS_PATH": "${ESSENTIALS_SETTINGS_PATH}"
      }
    }
  }
}
    #!/usr/bin/env bash
# Registers every server with Claude Code (run once; `claude mcp list` to check).
set -euo pipefail
set -a; [ -f .env ] && source .env; set +a
claude mcp add essentials -e "ESSENTIALS_SEARCH_ENGINE=${ESSENTIALS_SEARCH_ENGINE}" -e "ESSENTIALS_SEARCH_API_KEY=${ESSENTIALS_SEARCH_API_KEY}" -e "SERPER_API_KEY=${SERPER_API_KEY}" -e "SERPAPI_API_KEY=${SERPAPI_API_KEY}" -e "TAVILY_API_KEY=${TAVILY_API_KEY}" -e "WOLFRAM_APPID=${WOLFRAM_APPID}" -e "ESSENTIALS_MEMORY_PATH=${ESSENTIALS_MEMORY_PATH}" -e "ESSENTIALS_DOWNLOAD_DIRECTORY=${ESSENTIALS_DOWNLOAD_DIRECTORY}" -e "ESSENTIALS_SETTINGS_PATH=${ESSENTIALS_SETTINGS_PATH}" -- dnx [email protected] --yes

    {
  "mcpServers": {
    "essentials": {
      "command": "dnx",
      "args": [
        "[email protected]",
        "--yes"
      ],
      "env": {
        "ESSENTIALS_SEARCH_ENGINE": "${ESSENTIALS_SEARCH_ENGINE}",
        "ESSENTIALS_SEARCH_API_KEY": "${ESSENTIALS_SEARCH_API_KEY}",
        "SERPER_API_KEY": "${SERPER_API_KEY}",
        "SERPAPI_API_KEY": "${SERPAPI_API_KEY}",
        "TAVILY_API_KEY": "${TAVILY_API_KEY}",
        "WOLFRAM_APPID": "${WOLFRAM_APPID}",
        "ESSENTIALS_MEMORY_PATH": "${ESSENTIALS_MEMORY_PATH}",
        "ESSENTIALS_DOWNLOAD_DIRECTORY": "${ESSENTIALS_DOWNLOAD_DIRECTORY}",
        "ESSENTIALS_SETTINGS_PATH": "${ESSENTIALS_SETTINGS_PATH}"
      }
    }
  }
}
    {
  "servers": {
    "essentials": {
      "type": "stdio",
      "command": "dnx",
      "args": [
        "[email protected]",
        "--yes"
      ],
      "env": {
        "ESSENTIALS_SEARCH_ENGINE": "${ESSENTIALS_SEARCH_ENGINE}",
        "ESSENTIALS_SEARCH_API_KEY": "${ESSENTIALS_SEARCH_API_KEY}",
        "SERPER_API_KEY": "${SERPER_API_KEY}",
        "SERPAPI_API_KEY": "${SERPAPI_API_KEY}",
        "TAVILY_API_KEY": "${TAVILY_API_KEY}",
        "WOLFRAM_APPID": "${WOLFRAM_APPID}",
        "ESSENTIALS_MEMORY_PATH": "${ESSENTIALS_MEMORY_PATH}",
        "ESSENTIALS_DOWNLOAD_DIRECTORY": "${ESSENTIALS_DOWNLOAD_DIRECTORY}",
        "ESSENTIALS_SETTINGS_PATH": "${ESSENTIALS_SETTINGS_PATH}"
      }
    }
  }
}
    name: my-agent
target: local
servers:
- hub: io.github.fieldcure/essentials
    • not probed yet: tools unpinned, ingest lists them

    tools

    Not probed yetThe tools appear once the hub or its worker has listed this entry. Running it still works: your client lists them on first start.