diff --git a/modules/applications/nautilus/home/nixos.nix b/modules/applications/nautilus/home/nixos.nix
index b9a6318..26f65d4 100644
--- a/modules/applications/nautilus/home/nixos.nix
+++ b/modules/applications/nautilus/home/nixos.nix
@@ -1,14 +1,127 @@
 {
   config,
+  lib,
   pkgs,
   ...
 }:
+let
+  nautilusExtensionDir = "${pkgs.nautilus-python}/lib/nautilus/extensions-4";
+in
 {
   home.packages = [
     pkgs.nautilus
+    pkgs.nautilus-python
     pkgs.sushi
   ];
 
+  # Nautilus に nautilus-python のC拡張を認識させる。
+  # home.sessionVariables:
+  #   通常のログインセッションやシェルから起動したNautilus向け
+  #
+  # systemd.user.sessionVariables:
+  #   D-Bus/systemdユーザーサービス経由で起動したNautilus向け
+  home.sessionVariables.NAUTILUS_4_EXTENSION_DIR = nautilusExtensionDir;
+
+  systemd.user.sessionVariables.NAUTILUS_4_EXTENSION_DIR = nautilusExtensionDir;
+
+  xdg.dataFile."nautilus-python/extensions/open-in-editor.py".text = ''
+    import subprocess
+
+    from gi.repository import GObject, Nautilus
+
+
+    class OpenInEditorExtension(
+        GObject.GObject,
+        Nautilus.MenuProvider,
+    ):
+        EDITORS = (
+            (
+                "vscode",
+                "VS Code で開く",
+                ["${lib.getExe pkgs.vscode}"],
+            ),
+            (
+                "zed",
+                "Zed で開く",
+                ["${lib.getExe pkgs.zed-editor}"],
+            ),
+            (
+                "neovim",
+                "Neovim で開く",
+                [
+                    "${lib.getExe pkgs.ghostty}",
+                    "-e",
+                    "${lib.getExe pkgs.neovim}",
+                ],
+            ),
+        )
+
+        @staticmethod
+        def get_local_paths(files):
+            paths = []
+
+            for file in files:
+                location = file.get_location()
+
+                if location is None:
+                    return []
+
+                path = location.get_path()
+
+                if path is None:
+                    return []
+
+                paths.append(path)
+
+            return paths
+
+        @staticmethod
+        def launch(_item, command):
+            subprocess.Popen(
+                command,
+                start_new_session=True,
+                close_fds=True,
+            )
+
+        def create_items(self, context, paths):
+            items = []
+
+            for editor_id, label, command in self.EDITORS:
+                item = Nautilus.MenuItem(
+                    # 選択項目用と背景用で異なるIDにする
+                    name=f"OpenInEditor::{context}::{editor_id}",
+                    label=label,
+                )
+
+                item.connect(
+                    "activate",
+                    self.launch,
+                    [*command, *paths],
+                )
+
+                items.append(item)
+
+            return items
+
+        def get_file_items(self, files):
+            paths = self.get_local_paths(files)
+
+            if not paths:
+                return []
+
+            # 選択中のファイル・ディレクトリを渡す
+            return self.create_items("selection", paths)
+
+        def get_background_items(self, current_folder):
+            paths = self.get_local_paths([current_folder])
+
+            if not paths:
+                return []
+
+            # 何も選択せず背景を右クリックした場合だけ現在位置を渡す
+            return self.create_items("background", paths)
+  '';
+
   dconf.settings = {
     "org/gnome/nautilus/preferences" = {
       always-use-location-entry = true;