convert xml file to json file or json file to xml file.

• you should use sublime package manager
• use cmd+shift+P then Package Control: Install Package
• look for xml2json and install it.
• OR, Clone or unpack to "xml2json" folder inside "Packages" of your Sublime installation.

• use cmd+shift+P then xml2json or xml2json pretty or json2xml or json2xml pretty
• or goto menubar Tools then xml2json
• or bind some key in your user key binding:

  {
   "keys": ["ctrl+alt+shift+j"],
   "command": "xml2json"
  },
  {
   "keys": ["ctrl+alt+shift+l"],
   "command": "json2xml"
  }