Most (if not all) of the artwork displayed here has been made with inkscape, the free and open-source vector graphics editor.
www.inkscape.orgMost (if not all) of the images are available under the "creative commons attribution share-alike" license, thus, feel free to get the source files and do something else with them, as long as you distribute the resulting work under the same license and indicate the author name. For example: "image © nojhan, CC-BY-SA".
creativecommons.org/licenses/b…Most (if not all) the source files can be downloaded from my artwork webpage:
www.nojhan.net/art