Ubuntu users can use this PPA to get more up-to-date versions of Celluloid.
Flatpak packages support multiple distributions and are sandboxed. Flatpak 0.9.5+ is recommended for best integration.
Stable releases are hosted on Flathub:
flatpak remote-add --if-not-exists flathub https://flathub.org/repo/flathub.flatpakrepo flatpak install flathub io.github.celluloid_player.Celluloid
Run the following command in the source code directory to build and install:
meson build && cd build && ninja && sudo ninja install