An ordinary ballpoint pen is held in a spring-loaded ... sophisticated algorithm to generate a vector image which doesn’t take too long to draw, but still results in a recognizable image of ...

Inkscape provides a robust set of vector tools that allow you to create crisp, scalable, illustrations without losing quality. The Bezier Pen tool has five drawing modes and shape options ...

Krita is also lightweight on system resources and offers impressive versatility by supporting raster and vector layering ... options to Paint with Oil, Draw with Pen, or Sketch with Pencil ...