diff --git a/CHANGES b/CHANGES
index 08209b2..9b40d24 100644
--- a/CHANGES
+++ b/CHANGES
@@ -2,6 +2,11 @@
 Changes
 =======
 
+1.0.4 (*2020-06-03*)
+====================
+
+- Add external sub-sites for languages.
+
 1.0.3 (*2020-05-31*)
 ====================
 
diff --git a/docs/source/configuration.rst b/docs/source/configuration.rst
index 2bdbefe..6cc41ad 100644
--- a/docs/source/configuration.rst
+++ b/docs/source/configuration.rst
@@ -59,6 +59,9 @@ If provided, creates external links (e.g. Github) in the top right corner:
        "social": [
            ('iconset', 'icon', 'text', 'link'),
        ],
+       "external_languages": [
+          ('code', 'label to show', 'base url'),
+       ]
        "twitter_user": "",
        "mastodon_user": "@user@instance",
        "fathom": {
@@ -85,6 +88,7 @@ If provided, creates external links (e.g. Github) in the top right corner:
        "license": {
            'type': 'CC',
            'subtype': 'BY-SA',
+           'text': 'Text to show for non-CC licences',
            'version': '4.0',
            'url': 'https://creativecommons.org/licenses/by-sa/4.0/legalcode'
        }
diff --git a/setup.py b/setup.py
index 0f97435..0a5a127 100644
--- a/setup.py
+++ b/setup.py
@@ -27,7 +27,7 @@ with open("README.rst", "r") as fh:
 
 setup(
     name="sphinx_nervproject_theme",
-    version="1.0.3",
+    version="1.0.4",
     url="https://procrastinator.nerv-project.eu/nerv-project/communication/sphinx_nervproject_theme",
     license="EUPL 1.2",
     author="Kujiu",
diff --git a/sphinx_nervproject_theme/__init__.py b/sphinx_nervproject_theme/__init__.py
index 9a9e9b8..357b2ab 100644
--- a/sphinx_nervproject_theme/__init__.py
+++ b/sphinx_nervproject_theme/__init__.py
@@ -5,7 +5,7 @@ from sphinx.environment.collectors import EnvironmentCollector
 from sphinx import addnodes
 from sphinx.util.osutil import relative_uri
 
-__version__ = (1, 0, 2)
+__version__ = (1, 0, 4)
 
 
 class SimpleTocTreeCollector(EnvironmentCollector):
diff --git a/sphinx_nervproject_theme/util/extlinks.html b/sphinx_nervproject_theme/util/extlinks.html
index 012b20b..56b9c3b 100644
--- a/sphinx_nervproject_theme/util/extlinks.html
+++ b/sphinx_nervproject_theme/util/extlinks.html
@@ -9,3 +9,29 @@
     </div>
   {% endfor %}
 {% endif %}
+{% if theme_external_languages %}
+  <div class="nav-item nav-dropdown-menu">
+    <details>
+      <summary>
+        {% for (code, name, langurl) in theme_external_languages %}
+          {% if code == language %}
+            <span class="nav-link">
+               {{ name }}
+            </span>
+          {% endif %}
+        {% endfor %}
+      </summary>
+      <ul>
+        {% for (code, name, langurl) in theme_external_languages %}
+          {% if code != language %}
+            <li class="nav-link">
+              <a href="{{ langurl }}/{{ pagename }}{{ file_suffix }}">
+                  {{ name }}
+              </a>
+            </li>
+          {% endif %}
+        {% endfor %}
+      </ul>
+    </details>
+  </div>
+{% endif %}