When comparing Parabola GNU/Linux-libre vs KDE Neon, the Slant community recommends Parabola GNU/Linux-libre for most people. In the question“What are the best Linux distributions for desktops?” Parabola GNU/Linux-libre is ranked 10th while KDE Neon is ranked 31st.
Ranked in these QuestionsQuestion Ranking
Pro Protects your freedom, certified free by the FSF
Pro Option to use OpenRC or Systemd
Parabola has an OpenRC edition and a Systemd edition, so users can choose which init system they want.
Pro All the benefits of Arch Linux, only 100% certified free software
Pro Very Secure
Pro Has its own repos
Parabola has its own repos (which are almost as large as Arch Linux) and the IceCat browser is included.
Pro Can be migrated from Arch Linux without a CD/USB
Pro Based on Arch Linux
Pro Works out of the box
Since it's built on the strong Ubuntu base, KDE Neon works seamlessly with a huge variety of hardware.
KDE Neon uses KDE as its desktop environment, which is highly configurable, but also has great defaults.
Pro The best looking Linux OS
It really is a great and stunning looking OS.
Pro Works well on low-end computers
Con Not compatible with AUR
Unlike other Arch-based distros, this free distro doesn't support AUR.
Con Small repositories
Since Parabola is a completely free distro, there is no non-free software available and the community repositories are small compared to the AUR.
Con Won't work out-of-the-box on the most PC's
Almost all PCs need non-free drivers but Parabola has none to offer.
Con Incompetent developers
They only care about removing "non-free" software, rather than making a properly working OS.
Con Same cons that apply to Arch Linux
Con Serves no purpose
It's just Arch without non-free software and is basically a niche OS with few users.
Con Not really free
People have to pay hundreds to maintain this distro.
Con Steep learning curve for beginners
It's a really sparse, bare-bones system, no automatic driver install for example. It can be quite hard for someone not used to Linux.