Simply Blue Version History
Be careful with old versions!
These versions are displayed for reference and testing purposes. You should always use the latest version of an add-on.
Updated for Firefox 28.0 theme changes.
Updated to style changes introduced in Firefox 27.0
Updated for Firefox 26.* style changes.
Updated for both Firefox and Thunderbird 24.x
Added Firefox 17.0ESR release version.
Added version for Firefox 10.0ESR
Updated for both Firefox 20.x
Added tab state styling for Firefox