longpath

io.github.S-CurveLabs/longpath · v0.1.0

Read-only P6 / MS Project schedule analysis: CPM, float, DCMA 14-point, logic checks, S-curves.

Source code Set it up

Connect Runs on your machine

Terminal

claude mcp add longpath -e LONGPATH_CONFIG=<LONGPATH_CONFIG> -e LONGPATH_HOME=<LONGPATH_HOME> -e JAVA_HOME=<JAVA_HOME> -- uvx longpath==0.1.0

claude_desktop_config.json

{
  "mcpServers": {
    "longpath": {
      "command": "uvx",
      "args": [
        "longpath==0.1.0"
      ],
      "env": {
        "LONGPATH_CONFIG": "<LONGPATH_CONFIG>",
        "LONGPATH_HOME": "<LONGPATH_HOME>",
        "JAVA_HOME": "<JAVA_HOME>"
      }
    }
  }
}

~/.cursor/mcp.json

{
  "mcpServers": {
    "longpath": {
      "command": "uvx",
      "args": [
        "longpath==0.1.0"
      ],
      "env": {
        "LONGPATH_CONFIG": "<LONGPATH_CONFIG>",
        "LONGPATH_HOME": "<LONGPATH_HOME>",
        "JAVA_HOME": "<JAVA_HOME>"
      }
    }
  }
}

.vscode/mcp.json

{
  "servers": {
    "longpath": {
      "type": "stdio",
      "command": "uvx",
      "args": [
        "longpath==0.1.0"
      ],
      "env": {
        "LONGPATH_CONFIG": "<LONGPATH_CONFIG>",
        "LONGPATH_HOME": "<LONGPATH_HOME>",
        "JAVA_HOME": "<JAVA_HOME>"
      }
    }
  }
}

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

Name	Description
`LONGPATH_CONFIG` Optional	Path to longpath.toml (java_home, mpxj_classpath, max_rows, allow_writes). Optional: .xer and MS Project XML need no config.
`LONGPATH_HOME` Optional	Folder searched for longpath.toml when LONGPATH_CONFIG is not set (default: a longpath folder in %LOCALAPPDATA%, or ~/.local/share/longpath).
`JAVA_HOME` Optional	A Java 11+ runtime, used only to open .mpp / P6 XML files through MPXJ (install longpath[mpp] for the MPXJ jars).

Details

Package	`[email protected]` (PYPI, stdio)
First published	23 Sep 2026
Last updated	23 Sep 2026
Registry name	`io.github.S-CurveLabs/longpath`

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Local install

Installed and run on your own machine, so there is no public endpoint to check.

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