µwm is a lightweight stacking window manager for the X11 Window System and is written in C and uses only libxcb at a minimum. It has builtin menus/panels/buttons and other plugins.


  • stacking window manager
  • low CPU, memory, resource and space usage
  • written in C with only X protocol C-language Binding (XCB) library
  • full featured executable less than 200k
  • configurable and themeable
  • builtin menu(s)
  • builtin panel(s) (other names are slit/bar/dock)
  • with button, clock, netload, pager, swallow (dockapp), systray, task-list

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Additional Project Details



Intended Audience

Developers, End Users/Desktop

User Interface

TabletPC, X Window System (X11)

Programming Language