What are some alternatives?
When comparing Vector Artist and Boxy SVG, 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.
SVG Cleaner - Generally, SVG files produced by vector editors contain a lot of unused elements and attributes...
Vectr - Free vector graphics editor. A simple yet powerful web and desktop cross-platform tool for everyone.
Scour - SVG Optimizer / Cleaner
Sketch - Professional digital design for Mac.
SVGO - Tool for optimizing SVG files