diff --git a/source/backend/CarlaStandalone.cpp b/source/backend/CarlaStandalone.cpp
index 16d218587..801bf51f0 100644
--- a/source/backend/CarlaStandalone.cpp
+++ b/source/backend/CarlaStandalone.cpp
@@ -458,16 +458,16 @@ const char* carla_get_complete_license_text()
         "<ul>"
 
         // Plugin formats
-        "<li>LADSPA plugin support - http://www.ladspa.org/</li>"
-        "<li>DSSI plugin support - http://dssi.sourceforge.net/</li>"
-        "<li>LV2 plugin support - http://lv2plug.in/</li>"
+        "<li>LADSPA plugin support</li>"
+        "<li>DSSI plugin support</li>"
+        "<li>LV2 plugin support</li>"
 #ifdef VESTIGE_HEADER
         "<li>VST plugin support using VeSTige header by Javier Serrano Polo</li>"
 #else
-        "<li>VST plugin support using official VST SDK 2.4 (trademark of Steinberg Media Technologies GmbH)</li>"
+        "<li>VST plugin support using official VST SDK 2.4 [1]</li>"
 #endif
 #if defined(CARLA_OS_MAC) || defined(CARLA_OS_WIN)
-        "<li>VST3 plugin support using official VST SDK 3.6 (trademark of Steinberg Media Technologies GmbH)</li>"
+        "<li>VST3 plugin support using official VST SDK 3.6 [1]</li>"
 #endif
 #ifdef CARLA_OS_MAC
         "<li>AU plugin support</li>"
@@ -475,34 +475,43 @@ const char* carla_get_complete_license_text()
 
         // Sample kit libraries
 #ifdef HAVE_FLUIDSYNTH
-        "<li>FluidSynth library for SF2 support - http://www.fluidsynth.org/</li>"
+        "<li>FluidSynth library for SF2 support</li>"
 #endif
 #ifdef HAVE_LINUXSAMPLER
-        "<li>LinuxSampler library for GIG and SFZ support* - http://www.linuxsampler.org/</li>"
+        "<li>LinuxSampler library for GIG and SFZ support [2]</li>"
 #endif
 
         // Internal plugins
         "<li>NekoFilter plugin code based on lv2fil by Nedko Arnaudov and Fons Adriaensen</li>"
 #ifdef WANT_ZYNADDSUBFX
-        "<li>ZynAddSubFX plugin code - http://zynaddsubfx.sf.net/</li>"
+        "<li>ZynAddSubFX plugin code</li>"
 #endif
 
         // misc libs
-        "<li>base64 utilities based on code by Ren\u00E9 Nyffenegger - http://www.adp-gmbh.ch/cpp/common/base64.html</li>"
-        "<li>liblo library for OSC support - http://liblo.sourceforge.net/</li>"
+        "<li>base64 utilities based on code by Ren\u00E9 Nyffenegger</li>"
+#ifdef CARLA_OS_MAC
+        "<li>sem_timedwait for Mac OS by Keith Shortridge</li>"
+#endif
+        "<li>liblo library for OSC support</li>"
         "<li>rtmempool library by Nedko Arnaudov"
-        "<li>serd, sord, sratom and lilv libraries for LV2 discovery - http://drobilla.net/software/lilv/</li>"
+        "<li>serd, sord, sratom and lilv libraries for LV2 discovery</li>"
 #if ! (defined(CARLA_OS_MAC) || defined(CARLA_OS_WIN))
-        "<li>RtAudio+RtMidi libraries for extra Audio and MIDI support - http://www.music.mcgill.ca/~gary/rtaudio/</li>"
+        "<li>RtAudio and RtMidi libraries for extra Audio and MIDI support</li>"
 #endif
 
         // end
         "</ul>"
 
+        "<p>"
+#if defined(CARLA_OS_MAC) || defined(CARLA_OS_WIN) || ! defined(VESTIGE_HEADER)
+        // Required by VST SDK
+        "&nbsp;[1] Trademark of Steinberg Media Technologies GmbH.<br/>"
+#endif
 #ifdef HAVE_LINUXSAMPLER
         // LinuxSampler GPL exception
-        "<p>(*) Using LinuxSampler code in commercial hardware or software products is not allowed without prior written authorization by the authors.</p>"
+        "&nbsp;[2] Using LinuxSampler code in commercial hardware or software products is not allowed without prior written authorization by the authors."
 #endif
+        "</p>
         ;
     }
 
diff --git a/source/carla_backend.py b/source/carla_backend.py
index 16155dce1..9aa2ebd30 100644
--- a/source/carla_backend.py
+++ b/source/carla_backend.py
@@ -1981,7 +1981,45 @@ class CarlaHostNull(CarlaHostMeta):
         self.fEngineRunning  = False
 
     def get_complete_license_text(self):
-        return ""
+        text = (
+            "<p>This current Carla build is using the following features and 3rd-party code:</p>"
+            "<ul>"
+
+            # Plugin formats
+            "<li>LADSPA plugin support</li>"
+            "<li>DSSI plugin support</li>"
+            "<li>LV2 plugin support</li>"
+            "<li>VST plugin support using official VST SDK 2.4 [1]</li>"
+            "<li>VST3 plugin support using official VST SDK 3.6 [1]</li>"
+            "<li>AU plugin support</li>"
+
+            # Sample kit libraries
+            "<li>FluidSynth library for SF2 support</li>"
+            "<li>LinuxSampler library for GIG and SFZ support [2]</li>"
+
+            # Internal plugins
+            "<li>NekoFilter plugin code based on lv2fil by Nedko Arnaudov and Fons Adriaensen</li>"
+            "<li>ZynAddSubFX plugin code</li>"
+
+            # misc libs
+            "<li>base64 utilities based on code by Ren\u00E9 Nyffenegger</li>"
+            "<li>sem_timedwait for Mac OS by Keith Shortridge</li>"
+            "<li>liblo library for OSC support</li>"
+            "<li>rtmempool library by Nedko Arnaudov"
+            "<li>serd, sord, sratom and lilv libraries for LV2 discovery</li>"
+            "<li>RtAudio and RtMidi libraries for extra Audio and MIDI support</li>"
+
+            # end
+            "</ul>"
+
+            "<p>"
+            # Required by VST SDK
+            "&nbsp;[1] Trademark of Steinberg Media Technologies GmbH.<br/>"
+            # LinuxSampler GPL exception
+            "&nbsp;[2] Using LinuxSampler code in commercial hardware or software products is not allowed without prior written authorization by the authors."
+            "</p>"
+        )
+        return text
 
     def get_juce_version(self):
         return ""
diff --git a/source/carla_widgets.py b/source/carla_widgets.py
index 384919c7c..441dcac96 100755
--- a/source/carla_widgets.py
+++ b/source/carla_widgets.py
@@ -1557,8 +1557,8 @@ if __name__ == '__main__':
     host.add_plugin(BINARY_NATIVE, PLUGIN_DSSI, "/usr/lib/dssi/karplong.so", "karplong", "karplong", 0, None)
     host.set_active(0, True)
 
-    #gui1 = CarlaAboutW(None, host)
-    #gui1.show()
+    gui1 = CarlaAboutW(None, host)
+    gui1.show()
 
     gui2 = PluginEdit(None, host, 0)
     gui2.testTimer()