Vivaldi 6.5 / 6.6 / 6.9 x86/x64 for Win 7+
Works with flags: --no-sandbox and --no-sandbox --enable-unsafe-webgpu (!No-sandbox.bat)
Do not works with: --no-sandbox --use-webgpu-adapter=d3d11
Already built-in in vivaldi-portable.exe
Vivaldi 6.6.3271.50 is modded by @Blaukovitch, work without flags, with working WebGPU.
Vivaldi 6.6.3271.61/6.7.3329.17 is semi-modded by me, tested on Win 8.1 only. Should works on Win 7 with VxKex 1.1.1+.
Vivaldi 6.9.3442.4 is semi-modded by me. Works on Win 7 with VxKex 1.1.1375 and --no-sandbox flag.