PubTyper is a free extension for Adobe InDesign that allows you to merge files of different formats into one single InDesign document. It ensures a convenient compilation of a perfect, high-quality, printable-ready document with common styles. Being a useful digital publishing solution, PubTyper speeds up the process of file compilation, editing, and publishing. It provides the ability to use bulk operations, do a reflow of content in accordance with a chosen template, detect a text style by its overrides and replace them when needed, and others.

The key features are:

Creating a single document from files of multiple formats
Setting a template for a document
Doing reflow of content in accordance with a chosen template
Editing paragraph styles, fonts and colors
Inserting and editing images and tables
Automatic massive image cropping, scaling, applying text wrapping
Saving a high-quality, printable-ready design