Unlike others, MPlayer does not offer a working GUI (it has one, but it doesn’t work as expected). MPlayer may not offer you an intuitive user experience but it supports a wide range of output drivers and subtitle files. Yet another impressive open-source video player (technically, a video player engine). There is a slightly old version available in Ubuntu repos or install it using flatpak on any Linux distribution using the following command: flatpak install flathub 2.
To give you a heads-up, you can grab the AppImage file available in its archived GitHub repository. You can refer to our separate article on Haruna Video Player to explore more about it along with installation methods.