{
  inputs,
  outputs,
  lib,
  config,
  pkgs,
  pkgs-edge,
  ...
}: {
  nixpkgs = {
    # You can add overlays here
    overlays = [
      # Add overlays your own flake exports (from overlays and pkgs dir):
      outputs.overlays.additions
      outputs.overlays.modifications
    ];
  };

  environment.systemPackages =
    (with pkgs; [
      # Custom tools
      rebuild
      rebuild-no-inhibit
      install-nix
      install-nix-no-inhibit
      update
      upgrade
      # simple-completion-language-server

      # System tools
      age
      alejandra
      e2fsprogs
      git
      git-filter-repo
      helix
      home-manager
      htop
      just
      killall
      oh-my-zsh
      rsync
      tre-command
      wget
      zsh
      tldr

      # System libraries
    ])
    ++ (with pkgs-edge; [
      # list of latest packages from nixpkgs master
      # Can be used to install latest version of some packages
    ]);

  fonts = {
    packages = with pkgs; [
      cantarell-fonts
      dejavu_fonts
      fira-code
      noto-fonts
      noto-fonts-cjk-sans
      noto-fonts-cjk-serif
      paratype-pt-sans
      paratype-pt-mono
      paratype-pt-serif
      roboto
      twemoji-color-font
      font-awesome
      atkinson-hyperlegible
      fira-code-nerdfont
    ];
    enableDefaultPackages = false;
  };
}