PostFader

io.github.synopsys0/postfader-fl-studio-mcp

FL Studio MCP server: read, mix, compose, and edit your open FL Studio project from any MCP client.

Connect this server

Add this to your MCP client config — claude_desktop_config.json (Claude Desktop) or .cursor/mcp.json (Cursor).Suits: Claude Desktop · Cursor.

{
  "mcpServers": {
    "postfader-fl-studio-mcp": {
      "command": "uvx",
      "args": [
        "postfader-fl-studio-mcp"
      ],
      "env": {
        "FL_BRIDGE_ENABLE_MIDI": "<your FL_BRIDGE_ENABLE_MIDI>",
        "FL_BRIDGE_MIDI_PORT": "<your FL_BRIDGE_MIDI_PORT>",
        "FL_STUDIO_USER_DATA_DIR": "<your FL_STUDIO_USER_DATA_DIR>"
      }
    }
  }
}
Environment variables
  • FL_BRIDGE_ENABLE_MIDIrequiredSet to 1 to build the MIDI SysEx transport. Without it the server cannot reach FL Studio.
  • FL_BRIDGE_MIDI_PORTrequiredExact virtual MIDI endpoint name shared with FL Studio. PostFader does not install or configure a virtual MIDI provider.
  • FL_STUDIO_USER_DATA_DIRrequiredAbsolute FL Studio user-data directory containing Settings/Hardware.

A starting point — check the repository for exact arguments and setup. Restart your client after editing the config.

Category
Developer Tools
Version
12.0.3
Registry
active
Published
10/5/2026
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