{ inputs, config, pkgs, ... }: let
  newpkgs = pkgs.appendOverlays
    (with inputs.emacs-overlay.overlays; [
      emacs
      package
    ]);

  tree-sitter-parsers = grammars: with grammars; [
    tree-sitter-bash
    tree-sitter-c
    tree-sitter-c-sharp
    tree-sitter-cmake
    tree-sitter-cpp
    tree-sitter-css
    tree-sitter-dot
    tree-sitter-elisp
    tree-sitter-glsl
    tree-sitter-haskell
    tree-sitter-html
    tree-sitter-java
    tree-sitter-javascript
    tree-sitter-json
    tree-sitter-json5
    tree-sitter-kotlin
    tree-sitter-latex
    tree-sitter-llvm
    tree-sitter-lua
    tree-sitter-make
    tree-sitter-markdown
    tree-sitter-markdown-inline
    tree-sitter-nickel
    tree-sitter-nix
    tree-sitter-prisma
    tree-sitter-python
    inputs.nix-qml-support.packages.${pkgs.stdenv.system}.tree-sitter-qmljs
    tree-sitter-regex
    tree-sitter-rust
    tree-sitter-scss
    tree-sitter-sql
    tree-sitter-toml
    tree-sitter-tsx
    tree-sitter-typescript
    tree-sitter-vim
    tree-sitter-yaml
    tree-sitter-zig
    (pkgs.tree-sitter.buildGrammar {
      language = "astro";
      version = "master";
      src = pkgs.fetchFromGitHub {
        owner = "virchau13";
        repo = "tree-sitter-astro";
        rev = "0ad33e32ae9726e151d16ca20ba3e507ff65e01f";
        sha256 = "LhehKOhCDPExEgEiOj3TiuFk8/DohzYhy/9GmUSxaIg=";
      };
    })
  ];

  custom-emacs =
    with newpkgs;
    ((emacsPackagesFor (emacs30-pgtk.override { withNativeCompilation = true; })).emacsWithPackages (epkgs: with epkgs; [
      aidermacs transient
      avy
      better-jumper
      company
      crux
      cmake-font-lock
      direnv
      editorconfig
      evil
      evil-collection
      evil-goggles
      face-explorer
      flycheck
      frames-only-mode
      fussy
      glsl-mode
      groovy-mode
      haskell-ts-mode
      just-mode
      kotlin-mode
      lsp-mode
      lsp-treemacs
      lsp-ui
      lsp-haskell
      lsp-java
      dap-mode
      magit
      markdown-mode
      nasm-mode
      nix-mode reformatter # required by nix mode
      projectile
      inputs.nix-qml-support.packages.${pkgs.stdenv.system}.qml-ts-mode
      astro-ts-mode
      rainbow-mode
      string-inflection
      (treesit-grammars.with-grammars (grammars: tree-sitter-parsers grammars))
      treemacs
      treemacs-evil
      treemacs-projectile
      treemacs-magit
      undo-tree
      use-package
      vertico
      which-key
      (melpaPackages.ws-butler.overrideAttrs { # https://github.com/nix-community/emacs-overlay/issues/499
        src = pkgs.fetchFromSavannah {
          repo = "emacs/nongnu";
          rev = "9ee5a7657a22e836618813c2e2b64a548d27d2f";
          hash = "sha256-S9aFJcFMkyB1KozJc9hpwKjAMkOyEnCZ6Wf3JVZ8d0c=";
        };
      })
      minuet
      zig-ts-mode
    ]));
in {
  home-manager.users.${config.main-user} = {
    home.packages = [ custom-emacs ];

    services.emacs = {
      enable = true;
      package = custom-emacs;
    };
  };
}