HexData Import & Export for Joomla Menu

It's an extension to HexData component. You need HexData to make it work. You can use it to add data to your Joomla menu items from a CSV file. You can also export your menu items data into a CSV file using this extension. It's built specifically for Joomla menu, hence provides you a much simpler way to manage your data. It can also be used to migrate your menu data from one site to another site.