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Math board

io.github.smdesai27/math-board · v0.3.1

A local, view-only chalkboard the model draws on: equations, plots, molecules and diagrams.

Connect Runs on your machine

Terminal
claude mcp add math-board -e MATH_BOARD_NO_BROWSER=<MATH_BOARD_NO_BROWSER> -e MATH_BOARD_DATA_DIR=<MATH_BOARD_DATA_DIR> -- npx -y [email protected]
claude_desktop_config.json
{
  "mcpServers": {
    "math-board": {
      "command": "npx",
      "args": [
        "-y",
        "[email protected]"
      ],
      "env": {
        "MATH_BOARD_NO_BROWSER": "<MATH_BOARD_NO_BROWSER>",
        "MATH_BOARD_DATA_DIR": "<MATH_BOARD_DATA_DIR>"
      }
    }
  }
}
~/.cursor/mcp.json
{
  "mcpServers": {
    "math-board": {
      "command": "npx",
      "args": [
        "-y",
        "[email protected]"
      ],
      "env": {
        "MATH_BOARD_NO_BROWSER": "<MATH_BOARD_NO_BROWSER>",
        "MATH_BOARD_DATA_DIR": "<MATH_BOARD_DATA_DIR>"
      }
    }
  }
}
.vscode/mcp.json
{
  "servers": {
    "math-board": {
      "type": "stdio",
      "command": "npx",
      "args": [
        "-y",
        "[email protected]"
      ],
      "env": {
        "MATH_BOARD_NO_BROWSER": "<MATH_BOARD_NO_BROWSER>",
        "MATH_BOARD_DATA_DIR": "<MATH_BOARD_DATA_DIR>"
      }
    }
  }
}

Replace the values in angle brackets with your own. Keys stay on your machine; we never see them.

Tools

This server runs locally, so its tools are listed by your MCP client once it starts.

Environment variables

NameDescription
MATH_BOARD_NO_BROWSER
Optional
Set to 1 and board_open only returns the board's URL instead of opening it in the default browser.
MATH_BOARD_DATA_DIR
Optional
Folder for this board's autosave and named saves, used as given (PI_MATH_BOARD_DATA_DIR, the old name, also works). Default: the mcp/ subfolder of the board's data folder. A plain checkout keeps lessons in <package>/.data; an npm or npx install uses a per-user folder: ~/Library/Application Support/…

Details

Package[email protected] (NPM, stdio)
First published30 Oct 2026
Last updated30 Oct 2026
Registry nameio.github.smdesai27/math-board

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