diff --git a/app/Http/Livewire/Frontend/Library.php b/app/Http/Livewire/Frontend/Library.php
index 389ca49b..796daee8 100644
--- a/app/Http/Livewire/Frontend/Library.php
+++ b/app/Http/Livewire/Frontend/Library.php
@@ -17,9 +17,16 @@ class Library extends Component
 
     public function render()
     {
+        $shouldBePublic = request()
+                              ->route()
+                              ->getName() !== 'library.lecturer';
+        if (!$shouldBePublic && !auth()->user()->is_lecturer) {
+            abort(403);
+        }
+
         return view('livewire.frontend.library', [
             'libraries' => \App\Models\Library::query()
-                                              ->where('is_public', true)
+                                              ->where('is_public', $shouldBePublic)
                                               ->get()
                                               ->prepend(\App\Models\Library::make([
                                                   'name' => 'Alle',
diff --git a/app/Http/Livewire/Frontend/SearchByTagInLibrary.php b/app/Http/Livewire/Frontend/SearchByTagInLibrary.php
index a5f9232a..9712baa6 100644
--- a/app/Http/Livewire/Frontend/SearchByTagInLibrary.php
+++ b/app/Http/Livewire/Frontend/SearchByTagInLibrary.php
@@ -16,6 +16,10 @@ class SearchByTagInLibrary extends Component
 
     public function render()
     {
+        $shouldBePublic = request()
+                              ->route()
+                              ->getName() !== 'library.lecturer';
+
         return view('livewire.frontend.search-by-tag-in-library', [
             'tags' => Tag::query()
                          ->with([
@@ -26,9 +30,7 @@ class SearchByTagInLibrary extends Component
                              'libraryItems',
                          ])
                          ->where('type', 'library_item')
-                         ->whereHas('libraryItems.libraries', function ($query) {
-                             $query->where('is_public', true);
-                         })
+                         ->whereHas('libraryItems.libraries', fn($query) => $query->where('is_public', $shouldBePublic))
                          ->get(),
         ]);
     }
diff --git a/app/Http/Livewire/Tables/LibraryItemTable.php b/app/Http/Livewire/Tables/LibraryItemTable.php
index f3271f98..0a62b121 100644
--- a/app/Http/Livewire/Tables/LibraryItemTable.php
+++ b/app/Http/Livewire/Tables/LibraryItemTable.php
@@ -116,8 +116,12 @@ class LibraryItemTable extends DataTableComponent
 
     public function builder(): Builder
     {
+        $shouldBePublic = request()
+                          ->route()
+                          ->getName() !== 'library.lecturer';
+
         return LibraryItem::query()
-                          ->whereHas('libraries', fn($query) => $query->where('libraries.is_public', true))
+                          ->whereHas('libraries', fn($query) => $query->where('libraries.is_public', $shouldBePublic))
                           ->when($this->currentTab !== 'Alle', fn($query) => $query->whereHas('libraries',
                               fn($query) => $query->where('libraries.name', $this->currentTab)))
                           ->withCount([
diff --git a/app/Providers/AppServiceProvider.php b/app/Providers/AppServiceProvider.php
index 8c50b370..7db859b1 100644
--- a/app/Providers/AppServiceProvider.php
+++ b/app/Providers/AppServiceProvider.php
@@ -27,8 +27,6 @@ class AppServiceProvider extends ServiceProvider
      */
     public function boot()
     {
-        ray()->newScreen('bitcoin');
-
         Stringable::macro('initials', function () {
             $words = preg_split("/\s+/", $this);
             $initials = "";
diff --git a/resources/views/columns/library_items/action.blade.php b/resources/views/columns/library_items/action.blade.php
index 2e7acb1a..1dc5d05f 100644
--- a/resources/views/columns/library_items/action.blade.php
+++ b/resources/views/columns/library_items/action.blade.php
@@ -1,6 +1,8 @@
 <div>
-    <x-button amber>
-        <i class="fa fa-thin fa-book-open mr-2"></i>
-        Öffnen
-    </x-button>
+    @if(str($row->value)->contains('http'))
+        <x-button amber href="{{ $row->value }}" target="_blank">
+            <i class="fa fa-thin fa-book-open mr-2"></i>
+            Öffnen
+        </x-button>
+    @endif
 </div>
diff --git a/resources/views/livewire/frontend/header.blade.php b/resources/views/livewire/frontend/header.blade.php
index da6330b7..a7091013 100644
--- a/resources/views/livewire/frontend/header.blade.php
+++ b/resources/views/livewire/frontend/header.blade.php
@@ -33,6 +33,10 @@
                            class="{{ request()->routeIs('search.event') ? 'text-amber-500 underline' : 'text-gray-400' }} mr-5 font-medium leading-6 hover:text-gray-300">Termine</a>
                         <a href="{{ route('library', ['country' => $c]) }}"
                            class="{{ request()->routeIs('library') ? 'text-amber-500 underline' : 'text-gray-400' }} mr-5 font-medium leading-6 hover:text-gray-300">Bibliothek</a>
+                        @if(auth()->user()->is_lecturer)
+                            <a href="{{ route('library.lecturer', ['country' => $c]) }}"
+                               class="{{ request()->routeIs('library.lecturer') ? 'text-amber-500 underline' : 'text-gray-400' }} mr-5 font-medium leading-6 hover:text-gray-300">Dozenten-Bibliothek</a>
+                        @endif
                     </nav>
                 </div>
                 @auth
diff --git a/resources/views/livewire/frontend/library.blade.php b/resources/views/livewire/frontend/library.blade.php
index d0bb2f79..3b6befd9 100644
--- a/resources/views/livewire/frontend/library.blade.php
+++ b/resources/views/livewire/frontend/library.blade.php
@@ -28,7 +28,7 @@
                                 @php
                                     $currentLibraryClass = $currentTab === $library->name ? 'border-amber-500 text-amber-600' : 'border-transparent text-gray-500 hover:text-gray-700 hover:border-gray-300';
                                 @endphp
-                                <a href="{{ route('library', ['country' => $country, 'currentTab' => $library->name]) }}"
+                                <a href="{{ route(request()->route()->getName(), ['country' => $country, 'currentTab' => $library->name]) }}"
                                    class="{{ $currentLibraryClass }} whitespace-nowrap pb-4 px-1 border-b-2 font-medium text-sm">{{ $library->name }}</a>
                             @endforeach
                         </nav>
diff --git a/routes/web.php b/routes/web.php
index ed076b20..befa782e 100644
--- a/routes/web.php
+++ b/routes/web.php
@@ -33,6 +33,9 @@ Route::get('/{country:code}/suche/termin', \App\Http\Livewire\Frontend\SearchEve
 Route::get('/{country:code}/bibliothek', \App\Http\Livewire\Frontend\Library::class)
      ->name('library');
 
+Route::get('/{country:code}/dozenten/bibliothek', \App\Http\Livewire\Frontend\Library::class)
+     ->name('library.lecturer');
+
 Route::get('/dozenten', \App\Http\Livewire\Guest\Welcome::class)
      ->name('search.lecturers');