GD :

libgd2
libgd2-dev
libgd-perl

====================

PS :

ghostscript (with jpeg support)

====================

PDF::API2

====================

CGI

====================

GeoIP :

geoip-bin - IP lookup command line tools that use the GeoIP library
libgeoip-dev - Development files for the GeoIP library
libgeoip1 - A non-DNS IP-to-country resolver library

