How to Convert an Address Book ABBU File to CSV. ABBU is the native file type for the Mac OS X Address Book, which means that you can only open ABBU files using the Mac Address Book application.

To import data from a text file into Microsoft Excel, follow this step-by-step guide: First, create a blank spreadsheet in Microsoft Excel and ensure you have the .txt file on your PC.

How to convert XLS and JSON files to CSV in Linux with csvkit Your email has been sent Sometimes you just need a quick means of converting a spreadsheet to a comma-separated values file. When you ...

A CSV (comma-separated values) file is a text file in which information is separated by commas. CSV files are most commonly encountered in spreadsheets and databases. You can use a CSV file to ...