Arch Linux

Install: # pacman -S dolphin-emu

Debian

Install: # sudo apt install dolphin-emu

openSUSE Linux

zypper ar http://download.opensuse.org/repositories/Emulators/openSUSE_Tumbleweed/Emulators.repo
zypper ref
zypper in dolphin-emu

Ubuntu

Install the stable version:

sudo apt-add-repository ppa:dolphin-emu/ppa
sudo apt update
sudo apt install dolphin-emu

Or to install the development version:

sudo apt-add-repository ppa:dolphin-emu/ppa
sudo apt update
sudo apt install dolphin-emu-master

Fedora

# dnf install dolphin-emu


Flatpak

Dolphin now offers official Linux development builds in the Flatpak format. If you would like to install these builds, we recommend adding our repository at https://flatpak.dolphin-emu.org/dev.flatpakrepo.