Actipro Ribbon is the first Office 2007-like control suite available for WPF. Features include:

• Full implementation of the core Microsoft ribbon user interface requirements.
• Ribbon bar that has tabs containing groups capable of hosting child controls.
• Built-in control types include buttons, checkable buttons, menu buttons, split buttons, checkable split buttons, checkboxes, radio buttons, textboxes, comboboxes, font family comboboxes, font size comboboxes, separators, and labeled separators.
• Ability to create any type of custom control.
• Add controls anywhere including the ribbon, menus, or the application menu.
• Multiple ways to lay out controls on the ribbon via the use of various panels.
• Automated ribbon control resizing that can be fully customized so that less important controls scale down or collapse sooner.
• Application menu, with menu items and footer buttons.
• Ability to place any control on the right side of the application menu, such as a recent documents list.
• Quick access toolbar that can be displayed above or below the ribbon.
• Takes full advantage of the WPF command model.
• Commands can provide various UI elements such as labels and images so that controls with the same command can automatically get the same user interface.
• Key tips and screen tips.
• Built-in blue, black and silver color schemes, with the ability to define a custom color scheme.
• Fade and other color animations throughout the user interface.
• RibbonWindow class that can be used to provide a Office-like window appearance, even without the use of a ribbon control.
• Vista glass support.
• Easily create the entire ribbon user interface in XAML markup.
• Right-to-left support.
• XBAP compatibility.
• Includes detailed documentation and a sample project that demos nearly every feature.