io.github.fieldcure/essentials

{
  "_meta": {
    "io.modelcontextprotocol.registry/official": {
      "status": "active",
      "isLatest": true,
      "updatedAt": "2026-05-25T09:34:02.543854Z",
      "publishedAt": "2026-05-25T09:34:02.543854Z",
      "statusChangedAt": "2026-05-25T09:34:02.543854Z"
    }
  },
  "server": {
    "name": "io.github.fieldcure/essentials",
    "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
    "version": "2.6.1",
    "packages": [
      {
        "version": "2.6.1",
        "transport": {
          "type": "stdio"
        },
        "identifier": "FieldCure.Mcp.Essentials",
        "runtimeHint": "dnx",
        "registryType": "nuget",
        "registryBaseUrl": "https://api.nuget.org/v3/index.json",
        "environmentVariables": [
          {
            "name": "ESSENTIALS_SEARCH_ENGINE",
            "value": "{essentials_search_engine}",
            "variables": {
              "essentials_search_engine": {
                "choices": [
                  "bing",
                  "duckduckgo",
                  "serper",
                  "tavily",
                  "serpapi"
                ],
                "default": "bing",
                "description": "Initial search engine"
              }
            }
          },
          {
            "name": "ESSENTIALS_SEARCH_API_KEY",
            "value": "{essentials_search_api_key}",
            "variables": {
              "essentials_search_api_key": {
                "isSecret": true,
                "description": "API key for the engine selected by ESSENTIALS_SEARCH_ENGINE"
              }
            }
          },
          {
            "name": "SERPER_API_KEY",
            "value": "{serper_api_key}",
            "variables": {
              "serper_api_key": {
                "isSecret": true,
                "description": "Serper API key for web search"
              }
            }
          },
          {
            "name": "SERPAPI_API_KEY",
            "value": "{serpapi_api_key}",
            "variables": {
              "serpapi_api_key": {
                "isSecret": true,
                "description": "SerpApi API key for web search"
              }
            }
          },
          {
            "name": "TAVILY_API_KEY",
            "value": "{tavily_api_key}",
            "variables": {
              "tavily_api_key": {
                "isSecret": true,
                "description": "Tavily API key for web search"
              }
            }
          },
          {
            "name": "WOLFRAM_APPID",
            "value": "{wolfram_appid}",
            "variables": {
              "wolfram_appid": {
                "isSecret": true,
                "description": "Wolfram|Alpha AppID"
              }
            }
          },
          {
            "name": "ESSENTIALS_MEMORY_PATH",
            "value": "{essentials_memory_path}",
            "variables": {
              "essentials_memory_path": {
                "description": "SQLite memory database path"
              }
            }
          },
          {
            "name": "ESSENTIALS_DOWNLOAD_DIRECTORY",
            "value": "{essentials_download_directory}",
            "variables": {
              "essentials_download_directory": {
                "description": "Default directory for downloaded files"
              }
            }
          },
          {
            "name": "ESSENTIALS_SETTINGS_PATH",
            "value": "{essentials_settings_path}",
            "variables": {
              "essentials_settings_path": {
                "description": "Settings file path"
              }
            }
          }
        ]
      }
    ],
    "repository": {
      "url": "https://github.com/fieldcure/fieldcure-mcp-essentials",
      "source": "github"
    },
    "description": "Essential MCP server: HTTP, web search, downloads, Wolfram|Alpha, shell, JS, file I/O, memory."
  }
}