Ubuntu’s default repositories contain Wine, but the versions can sometimes be outdated. For the best compatibility with Bitvise, it is often recommended to use a stable version. However, the repository version is usually sufficient for most users.
Now, add the Wine repository for your Ubuntu version: how to install bitvise ssh client on ubuntu
[Desktop Entry] Name=Bitvise SSH Client Comment=SSH Client for Windows on Linux Exec=wine "C:\\Program Files\\Bitvise SSH Client\\BvSsh.exe" Icon=bitvise Terminal=false Type=Application Categories=Network;RemoteAccess; Ubuntu’s default repositories contain Wine
wine --version