Nina and Alex are Blender rigs, ready to be animated.
They include animation friendly controllers and pickers, FK/IK switch and snap, clothes and hair variations, easy color modification.
Nina and Alex are available for Blender 2.79 and 2.8.
To enjoy all functionalities, install the addons proxy_picker.py and rig_tools.zip, unless you already owned the auto rig pro addon. Installing auto rig pro and rig_tools.zip at the same time will cause problems.
Be sure you have check the Auto Run Python Scripts in User Preferences/Files.
You can now append Nina and Alex in your scene.
You can enable the mask for the body corresponding to the clothes. However, be aware that this will increase the ftp rate.