https://vivaldi.com/press/releases/2016 ... oes_final/ (Press Release)
Vivaldi can be downloaded from their web site. It is available for Windows (both 32-bit and an experimental 64-bit version), Macintosh and Linux (both 32- and 64-bit).
Please note that beginning with Vivaldi 1.1, Windows 7 will be the minimum OS required to install and run the Windows version of Vivaldi.
UserAgent: Mozilla/5.0 (Windows NT 6.1; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/49.0.2623.110 Safari/537.36 Vivaldi/1.0.435.42