Thunderbird 8.0 is now available for download.what’s new in this Thunderbird 8.0?
Thunderbird is based on the new Mozilla Gecko 8 engine
Add-ons installed by third party programs are now disabled by default
New Search and Find Shortcuts
Improved accessibility of the attachment list
Folder switching pane widget removed
Numerous platform fixes to stability
Fixed several security issues
Download Thunderbird 8