Addon Installation

To receive and record motions captured using ReMoCapp software in Blender, you can use the addon available at Updates section.
The addon provides functionalities to apply the motion data received from ReMoCapp application in real-time. The applied animations can be recorded and then exported as FBX and BVH files using the addon. Moreover, a runtime retargeting option is also available.
Currently, the addon supports Blender 2.80 and above.

Setup

Once you've downloaded the addon, you should have a file named Blender-ReMoCapp-v[AddonVersion].zip, AddonVersion showing the current version of the addon. When you extract the file, you should see files as seen below. The addon as a zip file, an FBX file containing Blender ReMoCapp character, and a Blend file with the character set up and ready to be animated.
Follow the instructions below to install and enable the addon in Blender.

From Edit menu click Preferences... to open Blender Preferences window. Choose Add-ons section on the left. Click the Install... button, select the zip file of the addon you've downloaded and click Install Add-on. After the addon is installed, make sure to set it as enabled. You may now close the preferences window. The addon will be available in 3D viewport in the Sidebar region.