Newer version available (macOS 12 Monterey)
Exporter for Contacts
Exporter for Contacts
For Mac

The most popular Mac app to export your Address Book contacts to CSV, Excel and other formats.

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macOS 10.9  ·  1.13.2 (2021-04-25)
  4.7

Access to contacts denied

Starting with OS X 10.8 Mountain Lion, you must explicitly allow an application access to your contact database. Apparently, you accidentally have denied Exporter for Contacts to access your contacts — as a consequence, the app cannot work at all. To grant access again, do this:

Make sure that Exporter for Contacts’ checkbox is checked.
Make sure that Exporter for Contacts’ checkbox is checked.