Fedora: dnf install meson qt5-qtbase-devel rtaudio-devel jack-audio-connection-kit-devel
Debian/Ubuntu: apt install meson build-essential qtbase5-dev librtaudio-dev libjack-jackd2-dev
MacOS with brew (not tested): brew install meson qt rt-audio jack
Prepare your build directory (by default debug and nonoptimized): meson builddir
Now build with: ninja -C builddir
Install with: ninja -C builddir install