An excellent vector graphics editor, that leans towards creating design mockups.
Fabulous vector image editor.
Nice little SVG doodling app. A sort of join the dots way of working, maybe for making plans.
Really nice and simple SVG vector-based drawing editor.
Fabulous collection of SVG or .ai graphics files that you can edit with tools like Inkscape, Janvas or Gravit Designer.
Large collection of downloadable .svg files