Stockfish TCP service for macOS

org.stockfish.plist

<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE plist PUBLIC "-//Apple Computer//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
<plist version="1.0">
    <dict>
        <key>Label</key>
        <string>org.stockfishchess.stockfishd</string>

        <key>ProgramArguments</key>
        <array>
            <string>/usr/local/bin/stockfish</string>
        </array>

        <key>inetdCompatibility</key>
        <dict>
            <key>Wait</key>
            <false/>
        </dict>

        <key>Sockets</key>
        <dict>
            <key>Listeners</key>
            <dict>
                <key>SockServiceName</key>
                <string>9010</string>
                <key>SockType</key>
                <string>stream</string>
                <key>SockFamily</key>
                <string>IPv4</string>
            </dict>
        </dict>
    </dict>
</plist>

Install Stockfish:
brew install stockfish

Add file org.stockfish.plist to one the folders:

• /System/Library/LaunchDaemons
• /Library/LaunchDaemons
• /System/Library/LaunchAgents
• /Library/LaunchAgents
• ~/Library/LaunchAgents

Depending on system environment change path to stockfish executable (/usr/local/bin/stockfish) and port (9010) the service should run on. Reboot computer or run in terminal:
launchctl load /path/to/org.stockfish.plist

Check the service is running:
telnet localhost 9010