diff --git a/src/c3nav/editor/hosters/github.py b/src/c3nav/editor/hosters/github.py
index 544af48e..e66b7195 100644
--- a/src/c3nav/editor/hosters/github.py
+++ b/src/c3nav/editor/hosters/github.py
@@ -2,6 +2,8 @@ from .base import Hoster
 
 
 class GithubHoster(Hoster):
+    title = 'GitHub'
+
     def __init__(self, app_id, app_secret, **kwargs):
         super().__init__(**kwargs)
         self._app_id = app_id
diff --git a/src/c3nav/editor/hosters/gitlab.py b/src/c3nav/editor/hosters/gitlab.py
index 31b7304d..61252987 100644
--- a/src/c3nav/editor/hosters/gitlab.py
+++ b/src/c3nav/editor/hosters/gitlab.py
@@ -2,6 +2,8 @@ from .base import Hoster
 
 
 class GitlabHoster(Hoster):
+    title = 'Gitlab'
+
     def __init__(self, app_id, app_secret, **kwargs):
         super().__init__(**kwargs)
         self._app_id = app_id
diff --git a/src/c3nav/editor/static/editor/css/editor.css b/src/c3nav/editor/static/editor/css/editor.css
index b3942069..d33af6d2 100644
--- a/src/c3nav/editor/static/editor/css/editor.css
+++ b/src/c3nav/editor/static/editor/css/editor.css
@@ -1,3 +1,9 @@
+body {
+    font-size:16px;
+}
+.btn-lg {
+    font-size:18px;
+}
 #map {
     position:absolute;
     top:54px;
diff --git a/src/c3nav/editor/static/editor/js/editor.js b/src/c3nav/editor/static/editor/js/editor.js
index 4a9cd716..ee5cd6e4 100644
--- a/src/c3nav/editor/static/editor/js/editor.js
+++ b/src/c3nav/editor/static/editor/js/editor.js
@@ -359,6 +359,7 @@ editor = {
         });
     },
     submit_editing: function(e) {
+        if ($(this).attr('name') == 'redirect') return;
         e.preventDefault();
         var data = $(this).serialize();
         var btn = $(this).data('btn');
@@ -374,6 +375,7 @@ editor = {
             if ($('<div>').append(content).find('form').length > 0) {
                 $('#mapeditdetail').html(content);
                 $('#mapeditcontrols').addClass('detail');
+                $('#mapeditdetail').find('form[name=redirect]').submit();
                 if ($('#id_geometry').length) {
                     editor._editing.enableEdit();
                 }
diff --git a/src/c3nav/editor/templates/editor/base.html b/src/c3nav/editor/templates/editor/base.html
index 3c4b4555..d9f7b02b 100644
--- a/src/c3nav/editor/templates/editor/base.html
+++ b/src/c3nav/editor/templates/editor/base.html
@@ -19,25 +19,8 @@
     <nav class="navbar navbar-default">
         <div class="container">
             <div class="navbar-header">
-                <button type="button" class="navbar-toggle collapsed" data-toggle="collapse" data-target="#navbar" aria-expanded="false" aria-controls="navbar">
-                    <span class="sr-only">Toggle navigation</span>
-                    <span class="icon-bar"></span>
-                    <span class="icon-bar"></span>
-                    <span class="icon-bar"></span>
-                </button>
                 <a class="navbar-brand" href="{% url 'editor.index' %}">c3nav map editor</a>
             </div>
-            <div id="navbar" class="navbar-collapse collapse">
-                <ul class="nav navbar-nav">
-                    <li><a href="#">Map</a></li>
-                    <li><a href="#">Packages</a></li>
-                    <li><a href="#">Levels</a></li>
-                    <li><a href="#">Sources</a></li>
-                </ul>
-                <ul class="nav navbar-nav navbar-right">
-                    <li><a href="#">Commit</a></li>
-                </ul>
-            </div>
         </div>
     </nav>
 
diff --git a/src/c3nav/editor/templates/editor/error.html b/src/c3nav/editor/templates/editor/error.html
new file mode 100644
index 00000000..a8d52cdd
--- /dev/null
+++ b/src/c3nav/editor/templates/editor/error.html
@@ -0,0 +1,7 @@
+{% extends 'editor/base.html' %}
+{% block content %}
+<div class="alert alert-danger" role="alert">
+    <h3>{{ title }}</h3>
+    <p>{{ description }}</p>
+</div>
+{% endblock %}
diff --git a/src/c3nav/editor/templates/editor/feature_success.html b/src/c3nav/editor/templates/editor/feature_success.html
index e69de29b..96135ddb 100644
--- a/src/c3nav/editor/templates/editor/feature_success.html
+++ b/src/c3nav/editor/templates/editor/feature_success.html
@@ -0,0 +1,7 @@
+{% if data %}
+<form action="{% url 'editor.finalize' %}" method="POST" name="redirect">
+    {% csrf_token %}
+    <input type="hidden" name="data" value="{{ data }}">
+    <button type="submit" class="btn btn-default disabled">Redirecting…</button>
+</form>
+{% endif %}
diff --git a/src/c3nav/editor/templates/editor/finalize.html b/src/c3nav/editor/templates/editor/finalize.html
new file mode 100644
index 00000000..1a46ceec
--- /dev/null
+++ b/src/c3nav/editor/templates/editor/finalize.html
@@ -0,0 +1,27 @@
+{% extends 'editor/base.html' %}
+{% block content %}
+    {% if hoster %}
+        <h2>Sign in with {{ hoster.title }}</h2>
+        <p>Please sign in to continue and propose your edit.</p>
+        <p>
+            <a class="btn btn-lg btn-primary">Sign in with {{ hoster.title }}</a><br>
+            <small><em>
+                {{ hoster.name }} – {{ hoster.base_url }}
+            </small></em>
+        </p>
+        <p></p>
+        <p>Alternatively, you can copy your edit below and send it to the maps maintainer.</p>
+    {% else %}
+        <h2>Copy your edit</h2>
+        <p>In order to propose your edit, please copy it and send it to the maps maintainer.</p>
+        <p><em>You are seeing this message because there is no hoster defined for this map package.</em></p>
+    {% endif %}
+    <h3>Your Edit</h3>
+    <p><strong>Map Package:</strong> {{ package_name }}</p>
+    {% if file_contents %}
+        <p><strong>New content for file:</strong> <code>{{ file_path }}</code></p>
+        <pre>{{ file_contents }}</pre>
+    {% else %}
+        <p><strong>Delete file:</strong> <code>{{ file_path }}</code></p>
+    {% endif %}
+{% endblock %}
diff --git a/src/c3nav/editor/urls.py b/src/c3nav/editor/urls.py
index 7b80e5df..7ac56b7e 100644
--- a/src/c3nav/editor/urls.py
+++ b/src/c3nav/editor/urls.py
@@ -1,10 +1,11 @@
 from django.conf.urls import url
 from django.views.generic import TemplateView
 
-from c3nav.editor.views import add_feature, edit_feature
+from c3nav.editor.views import add_feature, edit_feature, finalize
 
 urlpatterns = [
     url(r'^$', TemplateView.as_view(template_name='editor/map.html'), name='editor.index'),
     url(r'^features/(?P<feature_type>[^/]+)/add/$', add_feature, name='editor.feature.add'),
-    url(r'^features/edit/(?P<name>[^/]+)/$', edit_feature, name='editor.feature.edit')
+    url(r'^features/edit/(?P<name>[^/]+)/$', edit_feature, name='editor.feature.edit'),
+    url(r'^finalize/$', finalize, name='editor.finalize')
 ]
diff --git a/src/c3nav/editor/views.py b/src/c3nav/editor/views.py
index 010e5384..95c087b4 100644
--- a/src/c3nav/editor/views.py
+++ b/src/c3nav/editor/views.py
@@ -1,11 +1,16 @@
 from django.conf import settings
+from django.core import signing
 from django.core.exceptions import PermissionDenied
-from django.db import transaction
 from django.http.response import Http404
 from django.shortcuts import get_object_or_404, render
+from django.utils.translation import ugettext_lazy as _
+from django.views.decorators.http import require_POST
 
 from c3nav.editor.forms import FeatureForm
+from c3nav.editor.hosters import get_hoster_for_package
 from c3nav.mapdata.models.feature import FEATURE_TYPES, Feature
+from c3nav.mapdata.models.package import Package
+from c3nav.mapdata.packageio.write import json_encode
 from c3nav.mapdata.permissions import can_access_package
 
 
@@ -17,17 +22,19 @@ def add_feature(request, feature_type):
     if request.method == 'POST':
         form = FeatureForm(request.POST, feature_type=feature_type)
         if form.is_valid():
-            if not settings.DIRECT_EDITING:
-                return render(request, 'editor/feature_success.html', {})
+            feature = form.instance
+            feature.feature_type = feature_type.name
+            feature.titles = {}
+            for language, title in form.titles.items():
+                if title:
+                    feature.titles[language] = title
 
-            with transaction.atomic():
-                feature = form.instance
-                feature.feature_type = feature_type.name
-                feature.titles = {}
-                for language, title in form.titles.items():
-                    if title:
-                        feature.titles[language] = title
-                feature.save()
+            if not settings.DIRECT_EDITING:
+                return render(request, 'editor/feature_success.html', {
+                    'data': signing.dumps((feature.package.name, feature.tofilename(), json_encode(feature.tofile())))
+                })
+
+            feature.save()
 
             return render(request, 'editor/feature_success.html', {})
     else:
@@ -51,7 +58,9 @@ def edit_feature(request, name):
         if request.POST.get('delete') == '1':
             if request.POST.get('delete_confirm') == '1':
                 if not settings.DIRECT_EDITING:
-                    return render(request, 'editor/feature_success.html', {})
+                    return render(request, 'editor/feature_success.html', {
+                        'data': signing.dumps((feature.package.name, feature.tofilename(), None))
+                    })
 
                 feature.delete()
                 return render(request, 'editor/feature_success.html', {})
@@ -64,17 +73,19 @@ def edit_feature(request, name):
 
         form = FeatureForm(instance=feature, data=request.POST, feature_type=feature_type)
         if form.is_valid():
-            if not settings.DIRECT_EDITING:
-                return render(request, 'editor/feature_success.html', {})
+            feature = form.instance
+            feature.feature_type = feature_type.name
+            feature.titles = {}
+            for language, title in form.titles.items():
+                if title:
+                    feature.titles[language] = title
 
-            with transaction.atomic():
-                feature = form.instance
-                feature.feature_type = feature_type.name
-                feature.titles = {}
-                for language, title in form.titles.items():
-                    if title:
-                        feature.titles[language] = title
-                feature.save()
+            if not settings.DIRECT_EDITING:
+                return render(request, 'editor/feature_success.html', {
+                    'data': signing.dumps((feature.package.name, feature.tofilename(), json_encode(feature.tofile())))
+                })
+
+            feature.save()
 
             return render(request, 'editor/feature_success.html', {})
     else:
@@ -86,3 +97,26 @@ def edit_feature(request, name):
         'path': request.path,
         'new': False
     })
+
+
+@require_POST
+def finalize(request):
+    if 'data' not in request.POST:
+        return render(request, 'editor/error.html', {
+            'title': _('Missing data.'),
+            'description': _('Edit data is missing.')
+        }, status=400)
+
+    package_name, file_path, file_contents = signing.loads(request.POST['data'])
+
+    package = Package.objects.filter(name=package_name).first()
+    hoster = None
+    if package is not None:
+        hoster = get_hoster_for_package(package)
+
+    return render(request, 'editor/finalize.html', {
+        'package_name': package_name,
+        'hoster': hoster,
+        'file_path': file_path,
+        'file_contents': file_contents
+    })