What is Nix package manager?
Nix package manager solves the problem of inconsistent, incomplete package state by enforcing complete state by default. Nix provides atomic upgrades and rollbacks, side-by-side installation of multiple versions of a package, multi-user support, per-user profiles, and improved conflicts resolution. It also has powerful user environment management which makes it easy to work with multiple profiles.
What is Fedora?
Fedora is an open source cloud computing platform that includes everything you need to build powerful public or private clouds, collaborate on code with other developers, test and deploy applications, and manage continuous delivery pipelines. It's also the name of the community using this platform to create products for cloud providers who want to compete by offering robust software-defined infrastructure. You can even deploy your own cloud for free.
Publish Fedora packages on Nix package manager with packagecloud
If you’re looking to publish Fedora packages on Nix package manager, you can use packagecloud to handle all of your package management. Packagecloud works with all kinds of packages, not only Fedora packages. With packagecloud you can manage all of your packages from various OS’s, languages, and more. Always trust that your packages will be secure when you publish your Fedora packages on Nix package manager via packagecloud.
Nix package manager also integrates with

Archlinux

CentOS

Debian

Gentoo

Java

Javascript

Kubuntu

Lubuntu

Manjaro

OpenSUSE

Python

Red Hat

Red Hat Enterprise Linux

Ruby

Slackware

SuSe

Ubuntu

Xubuntu

Archlinux

CentOS

Debian

Fedora

Gentoo

Java

Javascript

Kubuntu

Lubuntu

Manjaro

OpenSUSE

Python

Red Hat Enterprise Linux

Red Hat

Ruby

Slackware

SuSe

Ubuntu

Xubuntu