libcwiid1 binary package in Ubuntu Bionic i386

 CWiid is a working userspace driver along with various
 applications implementing event drivers, multiple wiimote
 connectivity, gesture recognition, and other Wiimote-based
 functionality.
 .
 This package provides the wiimote library that abstracts the interface
 to the wiimote by hiding the details of the underlying Bluetooth
 connection.

Source package