Just Released None Coming Soon Week of January 6th Thunderbird ESR 10.0.12 Thunderbird ESR 17.0.1 Thunderbird 18 Thunderbird 19 Beta (19.0b1)* Thunderbird 20 Earlybird (20.0a2)* Future Releases February 19th Thunderbird ESR 17.0.2 Thunderbird 19 Thunderbird 20 Beta (20.0b1)* Thunderbird 21 Earlybird (21.0a2)* * As part of the new Rapid Release Schedule,dates listed for Earlybird and Beta builds reflect when the code merge is set to begin. The actual release to that particular channel may vary by several days.

Just Released None Coming Soon Week of January 6th Firefox 18 Firefox for Android 18 Firefox 17.0.2 ESR Firefox 19 Beta (19.0b1)* Firefox 20 Aurora (20.0a2)* Future Releases February 19th Firefox 19 Firefox for Android 19 Firefox 17.0.3 ESR Firefox 20 Beta (20.0b1)* Firefox 21 Aurora (21.0a2)* * As part of the new Rapid Release Schedule,dates listed for Aurora and Beta builds reflect when the code merge is set to begin. The actual release to that particular channel may vary by several days.