diff --git a/DOCUMENTATION.md b/DOCUMENTATION.md
index 3f55b9d6..95c5f649 100644
--- a/DOCUMENTATION.md
+++ b/DOCUMENTATION.md
@@ -1392,7 +1392,7 @@ Radicale has been packaged for:
   * [Debian](http://packages.debian.org/radicale) by Jonas Smedegaard
   * [Gentoo](https://packages.gentoo.org/packages/www-apps/radicale)
     by René Neumann, Maxim Koltsov and Manuel Rüger
-  * [Fedora](https://admin.fedoraproject.org/pkgdb/package/radicale/) by Jorti
+  * [Fedora/RHEL/CentOS](https://src.fedoraproject.org/rpms/radicale) by Jorti and Peter Bieringer
   * [Mageia](http://madb.mageia.org/package/show/application/0/name/radicale)
     by Jani Välimaa
   * [OpenBSD](http://openports.se/productivity/radicale) by Sergey Bronnikov,
diff --git a/radicale/__init__.py b/radicale/__init__.py
new file mode 100644
index 00000000..6dd9545e
--- /dev/null
+++ b/radicale/__init__.py
@@ -0,0 +1,72 @@
+# This file is part of Radicale Server - Calendar Server
+# Copyright © 2008 Nicolas Kandel
+# Copyright © 2008 Pascal Halter
+# Copyright © 2008-2017 Guillaume Ayoub
+# Copyright © 2017-2019 Unrud <unrud@outlook.com>
+#
+# This library is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# This library is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with Radicale.  If not, see <http://www.gnu.org/licenses/>.
+
+"""
+Entry point for external WSGI servers (like uWSGI or Gunicorn).
+
+Configuration files can be specified in the environment variable
+``RADICALE_CONFIG``.
+
+"""
+
+import os
+import threading
+
+import pkg_resources
+
+from radicale import config, log
+from radicale.app import Application
+from radicale.log import logger
+
+VERSION = pkg_resources.get_distribution("radicale").version
+
+_application = None
+_application_config_path = None
+_application_lock = threading.Lock()
+
+
+def _init_application(config_path, wsgi_errors):
+    global _application, _application_config_path
+    with _application_lock:
+        if _application is not None:
+            return
+        log.setup()
+        with log.register_stream(wsgi_errors):
+            _application_config_path = config_path
+            configuration = config.load(config.parse_compound_paths(
+                config.DEFAULT_CONFIG_PATH,
+                config_path))
+            log.set_level(configuration.get("logging", "level"))
+            # Log configuration after logger is configured
+            for source, miss in configuration.sources():
+                logger.info("%s %s", "Skipped missing" if miss else "Loaded",
+                            source)
+            _application = Application(configuration)
+
+
+def application(environ, start_response):
+    """Entry point for external WSGI servers."""
+    config_path = environ.get("RADICALE_CONFIG",
+                              os.environ.get("RADICALE_CONFIG"))
+    if _application is None:
+        _init_application(config_path, environ["wsgi.errors"])
+    if _application_config_path != config_path:
+        raise ValueError("RADICALE_CONFIG must not change: %s != %s" %
+                         (repr(config_path), repr(_application_config_path)))
+    return _application(environ, start_response)