I know there is a ribbon forum, but a) it's pretty dead and b) it applies to Word 2007 (technically), which is somewhat different.

I have a very specific question: does anyone know the xml code to actually recreate the Font Group from scratch? I've gotten as far as this:

  <ribbon>
    <tabs>
      <tab idMso="TabHome">
        <group idMso="GroupFont" visible="true"></group>
        <group id="grpFontCustom" label="Font (new)" imageMso="WordArtFormatDialog" insertBeforeMso="GroupFont" autoScale="false" centerVertically="true" >
          <box id="bxFont1" boxStyle="horizontal">
            <control idMso="Font" visible="true"/>
            <control idMso="FontSize" visible="true"/>
            <control idMso="FontSizeIncreaseWord" visible="true"/>
            <control idMso="FontSizeDecreaseWord" visible="true"/>
            <gallery idMso="ChangeCaseGallery" visible="true" />
            <control idMso="ClearFormatting" visible="true"/>
          </box>
          <box id="bxFont2" boxStyle="horizontal">
            <control idMso="Bold" visible="true"/>
            <control idMso="Italic" visible="true"/>
            <gallery idMso="UnderlineGallery" visible="true"/>
            <control idMso="Strikethrough" visible="true"/>
            <control idMso="Subscript" visible="true"/>
            <control idMso="Superscript" visible="true"/>
            <gallery idMso="TextEffectsGallery" visible="true"/>
            <gallery idMso="TextHighlightColorPicker"  visible="true"/>
            <gallery idMso="FontColorPicker" visible="true"/>
          </box>
          <dialogBoxLauncher>
            <button idMso="FontDialog" visible="true"/>
          </dialogBoxLauncher>
        </group>
     </tab>
   </tabs>
 </ribbon>
What I'm missing is the actual separators between a couple of the buttons.

Note: I have cross-posted this in our ribbon forum
http://www.vbaexpress.com/forum/showthread.php?t=38520