Hand-drawn sketchy rendering in Processing.
The Handy library allows you to produce graphics with a hand-drawn appearance in Processing sketches. This can be customised to produce a variety of styles including pencil, watercolour and ink and marker pen appearance.
in Processing 3 - use the contributed library manager within Processing to install the library
Reference - Detailed information about the Handy classes in the API reference, which is also included in 'reference' folder of the library.
Platform - MacOS X, Windows, Linux
Processing - Compatible with versions 1.5.x to 2.x
Dependencies - None.
Keywords - illustrative visualization; non-photorealistic rendering; sketching.