DataLife Engine - Softnews Media Group

Create tiny text buttons, larger auto-generated and custom thumbnail buttons;
Keep there your Brushes, Tool presets and Actions on a panel;
An additional optional panel for larger previews;
Brush size is inherited no matter what brush size is in the preset (and this can can be overridden for particular presets);
Alternatives: a different variant of the preset on the same button;
Shelves for different tasks;
Hotkeys to toggle Brusherator visibility and Alternatives;
in 1.2 update: TWO Brusherator panels for more tools on screen