Inkscape is a free and open-source vector graphics editor. This software can be used to create or edit vector graphics such as illustrations, diagrams, line arts, charts, logos and complex paintings. Inkscape's primary vector graphics format is Scalable Vector Graphics (SVG); however, many other formats can be imported and exported. You can create and edit cover pages as you please with. You can also create and edit any artwork you please using this free software. Here is a detailed article about inkscape: https://en.wikipedia.org/wiki/Inkscape.
Inkscape 0.92.4 is a stability and bugfix release. You can install Windows and MacOS versions of the free software.
tags: image, graphic editor, inkscape, open source