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mcp/harbor
Verified official

essentials MCP

v2.6.1

io.github.fieldcure/essentials

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

transport:stdio runtime:nuget
View source

Target client

run in your project directory

Held in this page only — never stored, logged, or sent anywhere but back to your screen. 

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 FieldCure.Mcp.Essentials --yes

Adds it for this project only. Append --scope user to make it available everywhere. Claude Code docs

This listing does not declare its tools. Connect the server and your client will discover them on the handshake.