If you want to create graphics, manipulate images these are two popular programs ( the second is vector graphics program):
INKSPACE
GIMP
For gimp, we offer a whole PATH (just click)
The following program has to do with publishng.
SCRIBUS
E. Katsaniotis
After Greek Army, I started with QBasic in QL, a computer brother of Spectrum, 2 Degrees, almost 2 Certificates, from GWBasic to Oracle Tech & IBM tech & Solaris Clusters, at almost 60s to CMS tech.