George Brush series - Painting action

I have a great passion around the tools to painting... and now painting almost exclusively in digital, is natural create tastes and approaches to develop digital brushes, mainly on GIMP and MyPaint.
This series are a collection of my more important experiments and insights around brush design to GIMP and not only. The set has 84 brushes with different idea usages and clearly possibilities to ink, drawing and calligraphy.