What are some alternatives?
When comparing Boxy SVG and Adobe Illustrator CC, you can also consider the following products
Inkscape - Inkscape is a free, open source professional vector graphics editor for Windows, Mac OS X and Linux.
Sketch - Professional digital design for Mac.
Vectr - Free vector graphics editor. A simple yet powerful web and desktop cross-platform tool for everyone.
Affinity Designer - Professional creative software, exclusively for Mac.
Adobe Photoshop - Adobe Photoshop is a webtop application for editing images and photos online.
sK1 - Home of the sK1 2.0 (ex.PrintDesign) vector graphics editor and UniConvertor