This is a staging environment for whattrainisitnow.com

Firefox Trains

Firefox ESR logo

115 / 128

ESR

Firefox logo

137

Release

Firefox Beta logo

138

Beta

Firefox Nightly logo

139

Nightly

We are in RC week

Firefox 138 ships on April 29 (in 3 days)

Next merge day: April 28

Nightly automatic Updates are currently disabled

Reason: bug 1962531 - potential data loss