Dock Separators 1.5 for Mac can be downloaded from our website for free. The program is included in System Tools. The actual developer of this free software for Mac is Mauro Dalu.
From the developer:
With Mac OS X you can customize toolbars in the finder.
You may want to check out more software for Mac, such as Docker Cloud, Docker Terminal or Docker Hub, which might be similar to Dock Separators.