{self, ...}: {
  perSystem = {
    lib,
    pkgs,
    self',
    ...
  }: let
    plugins = with pkgs.vimPlugins; [
      # general
      catppuccin-nvim

      # TODO: don't pin when deprecation notice
      # is no longer in nixpkgs
      (fidget-nvim.overrideAttrs (_: {
        src = pkgs.fetchFromGitHub {
          owner = "j-hui";
          repo = "fidget.nvim";
          rev = "41f327b53c7977d47aee56f05e0bdbb4b994c5eb";
          hash = "sha256-v9qARsW8Gozit4Z3+igiemjI467QgRhwM+crqwO9r6U=";
        };
      }))

      flash-nvim
      gitsigns-nvim
      indent-blankline-nvim
      lualine-nvim
      neo-tree-nvim
      nvim-web-devicons
      mini-nvim

      # completion
      nvim-cmp
      cmp-nvim-lsp
      cmp-buffer
      cmp_luasnip
      cmp-async-path
      luasnip

      # ui
      dressing-nvim
      noice-nvim
      nui-nvim
      nvim-notify

      # lsp
      nvim-lspconfig
      null-ls-nvim

      # utils
      bufferline-nvim
      plenary-nvim
      telescope-nvim
      trouble-nvim
      which-key-nvim

      # treesitter
      (nvim-treesitter.withPlugins (
        _: nvim-treesitter.allGrammars ++ [self'.packages.tree-sitter-just]
      ))
      nvim-ts-context-commentstring
      vim-just

      # main config
      self'.packages.getchvim
    ];

    extraPrograms = with pkgs; [
      # external tools
      fd
      git
      ripgrep
      just

      # lint
      actionlint
      codespell
      deadnix
      nodePackages.alex
      shellcheck
      statix

      # format
      alejandra
      beautysh
      stylua

      # lsp
      nil
      sumneko-lua-language-server
    ];

    customRC = ''
      lua require("getchoo")
    '';

    config = pkgs.neovimUtils.makeNeovimConfig {
      withPython3 = true;
      withRuby = false;
      inherit plugins;
      inherit customRC;
    };
  in {
    packages = {
      default = self'.packages.neovim;

      neovim = pkgs.wrapNeovimUnstable pkgs.neovim-unwrapped (
        config
        // {
          wrapperArgs =
            (lib.escapeShellArgs config.wrapperArgs)
            + " "
            + ''--suffix PATH : "${lib.makeBinPath extraPrograms}"'';
        }
      );

      getchvim = pkgs.vimUtils.buildVimPlugin {
        pname = "getchvim";
        version = builtins.substring 0 8 self.lastModifiedDate or "dirty";

        src = lib.cleanSource ./.;
      };

      tree-sitter-just = pkgs.tree-sitter.buildGrammar {
        language = "just";
        version = "unstable-2023-03-18";
        src = pkgs.fetchFromGitHub {
          owner = "IndianBoy42";
          repo = "tree-sitter-just";
          rev = "4e5f5f3ff37b12a1bbf664eb3966b3019e924594";
          hash = "sha256-Qs0Klt9uj6Vgs4vJrjKXYD8nNe8KYdWCnADvogm4/l0=";
        };
      };
    };
  };
}