{inputs, ...}: {
  # This one brings our custom packages from the 'pkgs' directory
  additions = final: _prev: import ../packages {pkgs = final;};

  nixpkgs.overlays = [
    inputs.emacs-overlay
  ];
  # This one contains whatever you want to overlay
  # You can change versions, add patches, set compilation flags, anything really.
  # https://nixos.wiki/wiki/Overlays
  modifications = final: prev: {
    # example = prev.example.overrideAttrs (oldAttrs: rec {
    # ...
    # });
    polybar = prev.polybar.override {
      pulseSupport = true;
    };
    qutebrowser = prev.qutebrowser.override {
      enableWideVine = true;
    };
    vimix-gtk-themes = prev.vimix-gtk-themes.override {
      themeVariants = ["ruby"];
    };
    dwm = prev.dwm.overrideAttrs (old: {
      src = ../config/dwm;
    });
    ags = prev.ags.overrideAttrs (old: {
      buildInputs = old.buildInputs ++ [ inputs.nixpkgs.legacyPackages.x86_64-linux.libdbusmenu-gtk3 ];
    });
    isync = prev.isync.overrideAttrs (old: {
      withCyrusSaslXoauth2 = true;
    });
  };

  # lmao when did i add this
  # for a few packages
  # access through pkgs.unstable
  unstable-packages = final: _prev: {
    unstable = import inputs.nixpkgs-unstable {
      system = final.system;
      config.allowUnfree = true;
    };
  };
}