Run MailCatcher in the background, always, on OS X

README.md

Run mailcatcher on startup, chruby version

Place me.mailcatcher.plist into ~/Library/LaunchAgents, then run launchctl load ~/Library/LaunchAgents/me.mailcatcher.plist. Adjust the ruby version according to your environment.

me.mailcatcher.plist

<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
<plist version="1.0">
<dict>
        <key>Label</key>
        <string>me.mailcatcher</string>
        <key>ProgramArguments</key>
        <array>
                <string>sh</string>
                <string>-i</string>
                <string>-c</string>
                <string>source '/usr/local/share/chruby/chruby.sh'; chruby 2.3.1; mailcatcher --foreground</string>
        </array>
        <key>KeepAlive</key>
        <true/>
        <key>RunAtLoad</key>
        <true/>
</dict>
</plist>