Package: gd-progs

"gd-progs" package binaries on CentOS:

/usr/bin/annotate /usr/bin/bdftogd /usr/bin/gd2copypal /usr/bin/gd2togif /usr/bin/gd2topng /usr/bin/gdcmpgif /usr/bin/gdparttopng /usr/bin/gdtopng /usr/bin/giftogd2 /usr/bin/pngtogd2 /usr/bin/pngtogd /usr/bin/webpng

You may install this package on CentOS with yum install gd-progs