Usage:

Adding a Synced Modifier:

Select all the objects you want to add modifiers to. Press J to bring up the Synced Modifiers Panel.

Select the Modifier which you want to add from the dropdown menu.

Adjusting Properties:

No need to find and select the source object every time you want to adjust some property.

The Synced Modifiers Panel will automatically find the source modifier for you and display the settings of the source modifier.

Panel Functions:

Refresh List:

Refresh the synced modifiers list after you manually delete a modifier.

DeSync Modifier:

Remove all the drivers from the selected modifiers.

Remove Unused drivers:

Remove all unused modifier drivers from the object(Sometimes left behind when manually deleting a modifier).