Prerequisite steps for Fedora users (Fedora >= 27)

Run the following command:

sudo dnf install clang cmake eigen3-devel fontconfig-devel gcc-c harfbuzz-devel libepoxy-devel libogg-devel libopusenc-devel libpng-devel opusfile-devel python3-Cython python3-devel python3-jinja2 python3-numpy python3-pillow python3-pygments SDL2-devel SDL2_image-devel++ qt5-qtdeclarative-devel qt5-qtquickcontrols

You will also need nyan and its dependencies.