Task Separator 11 allows you to add one or more splitters to the Windows 11 Taskbar. This gives you greater freedom to arrange your often used programs into groups. You can now also customize the thickness of the taskbar separator!
You can download the standalone portable version (no installation required) from the Releases folder or check the releases tab:
https://github.com/BeNKaYS/TaskSeparator11/releases
Task Separator 11 is licenced under the MIT licence.