cDock will unleash your Dock! It's a small program to customize your dock on OS X 10.9 Mavericks, OS X 10.10 Yosemite, and OS X 10.11 El Capitan. There are several dock styles included and users can also create their own custom docks.
cDock require administrator credentials to install SIMBL
SIMBL install is done by 'cDock-Helper'
OS X 10.11
requires rootless be disabled for initial install
rootless may be enabled after SIMBL has been installed
does not support Colorfulsidebar
OS X 10.10 and above
new option cd_is3D will extend the dock width 2.5%
OS X 10.9 and above
fix cDock not applying until something caused the dock to redraw if injected after dock loaded