Package: plymouth

"plymouth" package binaries on CentOS:

/bin/plymouth /sbin/plymouthd /usr/bin/plymouth /usr/bin/rhgb-client

You may install this package on CentOS with yum install plymouth

"plymouth" package binaries on Debian:

/bin/plymouth /sbin/plymouthd /usr/sbin/plymouth-set-default-theme

You may install this package on Debian with apt-get install plymouth