uDock 3.7.3 for Mac could be downloaded from the developer's website when we last checked. We cannot confirm if there is a free download of this app available. Please check the Mac app with an antivirus before launch as it is downloaded from the developer's website, and we cannot ensure that it is safe. The actual developer of this Mac application is Naarak Studio.
From the developer:
Dock is a lightweight system extension for your Mac.
Working in the system toolbar it is almost invisible and always ready when you need it.
Use a keyboard shortcut or mouse hotspot to activate Dock.
Running processes and all your drives are easily accessible.
Add tabs to keep your applications, documents, music and folders.
Dock is a free, advanced and configurable dock for Mac.
uDock requires macOS 10.10 or later.