Mozilla Thunderbird 2, the latest version of the popular, free and open source email client, is available worldwide today. Thunderbird 2 allows users to easily manage and organize email with tags, advanced folder views, and fast inbox and message searches. Users can also customize Thunderbird 2 with add-ons that match individual preferences. New features in version 2 include: Message Tagging (organize emails by assigning tags like “From Mom” or “Weekend Projects” to easily track and search for information); Message History (Thunderbird 2 offers message history navigation similar to Web browsing history navigation); Search (use the find-as-you-type pane to speed up searches within displayed messages and the quick search feature, which starts showing search results as soon as users start typing in search terms); Easy Access to Web Mail Services (Thunderbird 2 users can integrate and access popular Web mail services by simply entering their user names and passwords); and more. Mozilla Thunderbird 2 requires Mac OS X 10.2.x or later.