A list of InDesign plugins ordered by category that you can install to add features to your InDesign.

InDesign has many features, but sometimes it lacks the exact single feature you need to make your layout great or to cut the production time of your documents.

Scripts might come to the rescue sometimes, while other times what you need is a plugin (Here is a list of 105 Must-Have InDesign scripts (Free and paid) you might want to check).

Source: 40+ Essential InDesign plugins, add-ons, and utilities