Local accounts can control "silenced" attribute which removes them from public timeline

app/controllers/settings/profiles_controller.rb

@@ -20,7 +20,7 @@ class Settings::ProfilesController < ApplicationController
   private
 
   def account_params
-    params.require(:account).permit(:display_name, :note, :avatar, :header)
+    params.require(:account).permit(:display_name, :note, :avatar, :header, :silenced)
   end
 
   def set_account

app/views/settings/profiles/show.html.haml

@@ -8,6 +8,7 @@
   = f.input :note, placeholder: t('simple_form.labels.defaults.note')
   = f.input :avatar, wrapper: :with_label
   = f.input :header, wrapper: :with_label
+  = f.input :silenced, as: :boolean, wrapper: :with_label
 
   .actions
     = f.button :button, t('generic.save_changes'), type: :submit

config/locales/simple_form.de.yml

@@ -15,6 +15,7 @@ de:
         note: Über mich
         password: Passwort
         username: Nutzername
+        silenced: Öffentliche Beiträge nicht auflisten
       notification_emails:
         favourite: E-mail senden, wenn jemand meinen Beitrag favorisiert
         follow: E-mail senden, wenn mir jemand folgt

config/locales/simple_form.en.yml

@@ -15,6 +15,7 @@ en:
         note: Bio
         password: Password
         username: Username
+        silenced: Unlisted mode
       notification_emails:
         favourite: Send e-mail when someone favourites your status
         follow: Send e-mail when someone follows you

config/locales/simple_form.es.yml

@@ -15,6 +15,7 @@ es:
         note: Biografía
         password: Contraseña
         username: Nombre de usuario
+        silenced: No listado
       notification_emails:
         favourite: Enviar correo electrónico cuando alguien de a favorito en su publicación
         follow: Enviar correo electrónico cuando alguien le siga