The standard format for (plot-)images generated on Progenetix is Scalable Vector Graphics (SVG). As the name implies, SVG is scalable, i.e. images can be scaled up without loosing quality or expanding in storage size. However, some of teh generated images use also embedded rastered components which will deteriorate during scaling - this is e.g. the case for array probe plots.
According to Wikipedia
All major modern web browsers—including Mozilla Firefox, Internet Explorer, Google Chrome, Opera, Safari, and Microsoft Edge—have SVG rendering support
On most pages where plots are being displayed there is a download option for the images - (please alert us where those are missing). Browsers also have the option to export SVGs themselves e.g. as PDF.
Plots on Progenetix are generated using the PGX package, a set of Perl libraries for processing and graphical representation of CNV data. The package contains tools to