Substance Painter has a wide variety of Export Template files, suitable for exporting texture files to a lot of popular applications.
If there your application isn't there, this tutroial will guide you through creating an Export Template for yourself.
Table of Contents:
00:00 - Intro
00:17 - Basic Settings
00:36 - Preset Templates
01:09 - Make Your Own
01:46 - Customise
03:40 - Add a Channel Output