diff --git a/dynaconf/cli.py b/dynaconf/cli.py
index b62d87e..5751fdb 100644
--- a/dynaconf/cli.py
+++ b/dynaconf/cli.py
@@ -372,7 +372,14 @@ def init(fileformat, path, env, _vars, _secrets, wg, y, django):
     is_flag=True,
     help="show dynaconf internal settings?",
 )
-def _list(env, key, more, loader, _all=False):
+@click.option(
+    "--output",
+    "-o",
+    default=None,
+    type=click.Path(),
+    help="Output file to export the data (format inferred from extension)",
+)
+def _list(env, key, more, loader, _all=False, output=None):
     """Lists all user defined config values
     and if `--all` is passed it also shows dynaconf internal variables.
     """
@@ -386,6 +393,8 @@ def _list(env, key, more, loader, _all=False):
     if env:
         settings.setenv(env)
 
+
+
     cur_env = settings.current_env.lower()
 
     click.echo(
@@ -404,6 +413,9 @@ def _list(env, key, more, loader, _all=False):
         data = settings._loaded_by_loaders.get(identifier, {})
         data = data or settings._loaded_by_loaders.get(loader, {})
 
+    # Ensure data is a plain dict for consistent access
+    data = dict(data)
+
     # remove to avoid displaying twice
     data.pop("SETTINGS_MODULE", None)
 
@@ -417,6 +429,7 @@ def _list(env, key, more, loader, _all=False):
             return "blue"
         return "green"
 
+
     if not key:
         datalines = "\n".join(
             "%s: %s"
@@ -429,14 +442,39 @@ def _list(env, key, more, loader, _all=False):
         value = data.get(key)
         if not value:
             click.echo(click.style("Key not found", bg="red", fg="white"))
-            return
-        click.echo(
-            "%s: %s"
-            % (
-                click.style(key.upper(), bg=color(key), fg="white"),
-                pprint.pformat(value),
+
+        else:
+            click.echo(
+                "%s: %s"
+                % (
+                    click.style(key.upper(), bg=color(key), fg="white"),
+                    pprint.pformat(value),
+                )
+            )
+
+
+    # Export to file if requested
+    if output:
+        output_path = Path(output)
+        ext = output_path.suffix.lower()
+        if ext.startswith('.'):
+            ext = ext[1:]
+        if ext in EXTS:
+            # Determine what to export
+            if key:
+                export_data = {cur_env: {key.upper(): data.get(key.upper())}} if data.get(key.upper()) else {cur_env: {}}
+            else:
+                export_data = {cur_env: data}
+            loader_mod = importlib.import_module(f"dynaconf.loaders.{ext}_loader")
+            loader_mod.write(str(output_path), export_data, merge=False)
+        else:
+            click.echo(
+                click.style(
+                    f"Unsupported extension '{ext}' for output file",
+                    fg="white",
+                    bg="red",
+                )
             )
-        )
 
     if env:
         settings.setenv()