diff --git a/examples/Plugins/HostPluginDemo.h b/examples/Plugins/HostPluginDemo.h
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+++ b/examples/Plugins/HostPluginDemo.h
@@ -0,0 +1,587 @@
+/*
+  ==============================================================================
+
+   This file is part of the JUCE examples.
+   Copyright (c) 2022 - Raw Material Software Limited
+
+   The code included in this file is provided under the terms of the ISC license
+   http://www.isc.org/downloads/software-support-policy/isc-license. Permission
+   To use, copy, modify, and/or distribute this software for any purpose with or
+   without fee is hereby granted provided that the above copyright notice and
+   this permission notice appear in all copies.
+
+   THE SOFTWARE IS PROVIDED "AS IS" WITHOUT ANY WARRANTY, AND ALL WARRANTIES,
+   WHETHER EXPRESSED OR IMPLIED, INCLUDING MERCHANTABILITY AND FITNESS FOR
+   PURPOSE, ARE DISCLAIMED.
+
+  ==============================================================================
+*/
+
+/*******************************************************************************
+ The block below describes the properties of this PIP. A PIP is a short snippet
+ of code that can be read by the Projucer and used to generate a JUCE project.
+
+ BEGIN_JUCE_PIP_METADATA
+
+ name:                  HostPluginDemo
+ version:               1.0.0
+ vendor:                JUCE
+ website:               http://juce.com
+ description:           Plugin that can host other plugins
+
+ dependencies:          juce_audio_basics, juce_audio_devices, juce_audio_formats,
+                        juce_audio_plugin_client, juce_audio_processors,
+                        juce_audio_utils, juce_core, juce_data_structures,
+                        juce_events, juce_graphics, juce_gui_basics, juce_gui_extra
+ exporters:             xcode_mac, vs2019, linux_make
+
+ moduleFlags:           JUCE_STRICT_REFCOUNTEDPOINTER=1
+                        JUCE_PLUGINHOST_VST3=1
+                        JUCE_PLUGINHOST_VST=0
+                        JUCE_PLUGINHOST_AU=1
+
+ type:                  AudioProcessor
+ mainClass:             HostAudioProcessor
+
+ useLocalCopy:          1
+
+ pluginCharacteristics: pluginIsSynth, pluginWantsMidiIn, pluginProducesMidiOut,
+                        pluginEditorRequiresKeys
+
+ END_JUCE_PIP_METADATA
+
+*******************************************************************************/
+
+#pragma once
+
+//==============================================================================
+enum class EditorStyle { thisWindow, newWindow };
+
+class HostAudioProcessorImpl : public AudioProcessor,
+                               private ChangeListener
+{
+public:
+    HostAudioProcessorImpl()
+        : AudioProcessor (BusesProperties().withInput  ("Input",  AudioChannelSet::stereo(), true)
+                                           .withOutput ("Output", AudioChannelSet::stereo(), true))
+    {
+        appProperties.setStorageParameters ([&]
+        {
+            PropertiesFile::Options opt;
+            opt.applicationName = getName();
+            opt.commonToAllUsers = false;
+            opt.doNotSave = false;
+            opt.filenameSuffix = ".props";
+            opt.ignoreCaseOfKeyNames = false;
+            opt.storageFormat = PropertiesFile::StorageFormat::storeAsXML;
+            opt.osxLibrarySubFolder = "Application Support";
+            return opt;
+        }());
+
+        pluginFormatManager.addDefaultFormats();
+
+        if (auto savedPluginList = appProperties.getUserSettings()->getXmlValue ("pluginList"))
+            pluginList.recreateFromXml (*savedPluginList);
+
+        MessageManagerLock lock;
+        pluginList.addChangeListener (this);
+    }
+
+    bool isBusesLayoutSupported (const BusesLayout& layouts) const override
+    {
+        const auto& mainOutput = layouts.getMainOutputChannelSet();
+        const auto& mainInput  = layouts.getMainInputChannelSet();
+
+        if (! mainInput.isDisabled() && mainInput != mainOutput)
+            return false;
+
+        if (mainOutput.size() > 2)
+            return false;
+
+        return true;
+    }
+
+    void prepareToPlay (double sr, int bs) override
+    {
+        const ScopedLock sl (innerMutex);
+
+        active = true;
+
+        if (inner != nullptr)
+        {
+            inner->setRateAndBufferSizeDetails (sr, bs);
+            inner->prepareToPlay (sr, bs);
+        }
+    }
+
+    void releaseResources() override
+    {
+        const ScopedLock sl (innerMutex);
+
+        active = false;
+
+        if (inner != nullptr)
+            inner->releaseResources();
+    }
+
+    void reset() override
+    {
+        const ScopedLock sl (innerMutex);
+
+        if (inner != nullptr)
+            inner->reset();
+    }
+
+    // In this example, we don't actually pass any audio through the inner processor.
+    // In a 'real' plugin, we'd need to add some synchronisation to ensure that the inner
+    // plugin instance was never modified (deleted, replaced etc.) during a call to processBlock.
+    void processBlock (AudioBuffer<float>&, MidiBuffer&) override
+    {
+        jassert (! isUsingDoublePrecision());
+    }
+
+    void processBlock (AudioBuffer<double>&, MidiBuffer&) override
+    {
+        jassert (isUsingDoublePrecision());
+    }
+
+    bool hasEditor() const override                                   { return false; }
+    AudioProcessorEditor* createEditor() override                     { return nullptr; }
+
+    const String getName() const override                             { return "HostPluginDemo"; }
+    bool acceptsMidi() const override                                 { return true; }
+    bool producesMidi() const override                                { return true; }
+    double getTailLengthSeconds() const override                      { return 0.0; }
+
+    int getNumPrograms() override                                     { return 0; }
+    int getCurrentProgram() override                                  { return 0; }
+    void setCurrentProgram (int) override                             {}
+    const String getProgramName (int) override                        { return "None"; }
+    void changeProgramName (int, const String&) override              {}
+
+    void getStateInformation (MemoryBlock& destData) override
+    {
+        const ScopedLock sl (innerMutex);
+
+        XmlElement xml ("state");
+
+        if (inner != nullptr)
+        {
+            xml.setAttribute (editorStyleTag, (int) editorStyle);
+            xml.addChildElement (inner->getPluginDescription().createXml().release());
+            xml.addChildElement ([this]
+            {
+                MemoryBlock innerState;
+                inner->getStateInformation (innerState);
+
+                auto stateNode = std::make_unique<XmlElement> (innerStateTag);
+                stateNode->addTextElement (innerState.toBase64Encoding());
+                return stateNode.release();
+            }());
+        }
+
+        const auto text = xml.toString();
+        destData.replaceAll (text.toRawUTF8(), text.getNumBytesAsUTF8());
+    }
+
+    void setStateInformation (const void* data, int sizeInBytes) override
+    {
+        const ScopedLock sl (innerMutex);
+
+        auto xml = XmlDocument::parse (String (CharPointer_UTF8 (static_cast<const char*> (data)), (size_t) sizeInBytes));
+
+        if (auto* pluginNode = xml->getChildByName ("PLUGIN"))
+        {
+            PluginDescription pd;
+            pd.loadFromXml (*pluginNode);
+
+            MemoryBlock innerState;
+            innerState.fromBase64Encoding (xml->getChildElementAllSubText (innerStateTag, {}));
+
+            setNewPlugin (pd,
+                          (EditorStyle) xml->getIntAttribute (editorStyleTag, 0),
+                          innerState);
+        }
+    }
+
+    void setNewPlugin (const PluginDescription& pd, EditorStyle where, const MemoryBlock& mb = {})
+    {
+        const ScopedLock sl (innerMutex);
+
+        const auto callback = [this, where, mb] (std::unique_ptr<AudioPluginInstance> instance, const String& error)
+        {
+            if (error.isNotEmpty())
+            {
+                NativeMessageBox::showMessageBoxAsync (MessageBoxIconType::WarningIcon,
+                                                       "Plugin Load Failed",
+                                                       error,
+                                                       nullptr,
+                                                       nullptr);
+                return;
+            }
+
+            inner = std::move (instance);
+            editorStyle = where;
+
+            if (inner != nullptr && ! mb.isEmpty())
+                inner->setStateInformation (mb.getData(), (int) mb.getSize());
+
+            // In a 'real' plugin, we'd also need to set the bus configuration of the inner plugin.
+            // One possibility would be to match the bus configuration of the wrapper plugin, but
+            // the inner plugin isn't guaranteed to support the same layout. Alternatively, we
+            // could try to apply a reasonably similar layout, and maintain a mapping between the
+            // inner/outer channel layouts.
+            //
+            // In any case, it is essential that the inner plugin is told about the bus
+            // configuration that will be used. The AudioBuffer passed to the inner plugin must also
+            // exactly match this layout.
+
+            if (active)
+            {
+                inner->setRateAndBufferSizeDetails (getSampleRate(), getBlockSize());
+                inner->prepareToPlay (getSampleRate(), getBlockSize());
+            }
+
+            NullCheckedInvocation::invoke (pluginChanged);
+        };
+
+        pluginFormatManager.createPluginInstanceAsync (pd, getSampleRate(), getBlockSize(), callback);
+    }
+
+    void clearPlugin()
+    {
+        const ScopedLock sl (innerMutex);
+
+        inner = nullptr;
+        NullCheckedInvocation::invoke (pluginChanged);
+    }
+
+    bool isPluginLoaded() const
+    {
+        const ScopedLock sl (innerMutex);
+        return inner != nullptr;
+    }
+
+    std::unique_ptr<AudioProcessorEditor> createInnerEditor() const
+    {
+        const ScopedLock sl (innerMutex);
+        return rawToUniquePtr (inner->hasEditor() ? inner->createEditorIfNeeded() : nullptr);
+    }
+
+    EditorStyle getEditorStyle() const noexcept { return editorStyle; }
+
+    ApplicationProperties appProperties;
+    AudioPluginFormatManager pluginFormatManager;
+    KnownPluginList pluginList;
+    std::function<void()> pluginChanged;
+
+private:
+    CriticalSection innerMutex;
+    std::unique_ptr<AudioPluginInstance> inner;
+    EditorStyle editorStyle = EditorStyle{};
+    bool active = false;
+
+    static constexpr const char* innerStateTag = "inner_state";
+    static constexpr const char* editorStyleTag = "editor_style";
+
+    void changeListenerCallback (ChangeBroadcaster* source) override
+    {
+        if (source != &pluginList)
+            return;
+
+        if (auto savedPluginList = pluginList.createXml())
+        {
+            appProperties.getUserSettings()->setValue ("pluginList", savedPluginList.get());
+            appProperties.saveIfNeeded();
+        }
+    }
+};
+
+
+constexpr const char* HostAudioProcessorImpl::innerStateTag;
+constexpr const char* HostAudioProcessorImpl::editorStyleTag;
+
+//==============================================================================
+constexpr auto margin = 10;
+
+static void doLayout (Component* main, Component& bottom, int bottomHeight, Rectangle<int> bounds)
+{
+    Grid grid;
+    grid.setGap (Grid::Px { margin });
+    grid.templateColumns = { Grid::TrackInfo { Grid::Fr { 1 } } };
+    grid.templateRows = { Grid::TrackInfo { Grid::Fr { 1 } },
+                          Grid::TrackInfo { Grid::Px { bottomHeight }} };
+    grid.items = { GridItem { main }, GridItem { bottom }.withMargin ({ 0, margin, margin, margin }) };
+    grid.performLayout (bounds);
+}
+
+class PluginLoaderComponent : public Component
+{
+public:
+    template <typename Callback>
+    PluginLoaderComponent (AudioPluginFormatManager& manager,
+                           KnownPluginList& list,
+                           Callback&& callback)
+        : pluginListComponent (manager, list, {}, {})
+    {
+        pluginListComponent.getTableListBox().setMultipleSelectionEnabled (false);
+
+        addAndMakeVisible (pluginListComponent);
+        addAndMakeVisible (buttons);
+
+        const auto getCallback = [this, &list, callback = std::forward<Callback> (callback)] (EditorStyle style)
+        {
+            return [this, &list, callback, style]
+            {
+                const auto index = pluginListComponent.getTableListBox().getSelectedRow();
+                const auto& types = list.getTypes();
+
+                if (isPositiveAndBelow (index, types.size()))
+                    NullCheckedInvocation::invoke (callback, types.getReference (index), style);
+            };
+        };
+
+        buttons.thisWindowButton.onClick = getCallback (EditorStyle::thisWindow);
+        buttons.newWindowButton .onClick = getCallback (EditorStyle::newWindow);
+    }
+
+    void resized() override
+    {
+        doLayout (&pluginListComponent, buttons, 80, getLocalBounds());
+    }
+
+private:
+    struct Buttons : public Component
+    {
+        Buttons()
+        {
+            label.setJustificationType (Justification::centred);
+
+            addAndMakeVisible (label);
+            addAndMakeVisible (thisWindowButton);
+            addAndMakeVisible (newWindowButton);
+        }
+
+        void resized() override
+        {
+            Grid vertical;
+            vertical.autoFlow = Grid::AutoFlow::row;
+            vertical.setGap (Grid::Px { margin });
+            vertical.autoRows = vertical.autoColumns = Grid::TrackInfo { Grid::Fr { 1 } };
+            vertical.items.insertMultiple (0, GridItem{}, 2);
+            vertical.performLayout (getLocalBounds());
+
+            label.setBounds (vertical.items[0].currentBounds.toNearestInt());
+
+            Grid grid;
+            grid.autoFlow = Grid::AutoFlow::column;
+            grid.setGap (Grid::Px { margin });
+            grid.autoRows = grid.autoColumns = Grid::TrackInfo { Grid::Fr { 1 } };
+            grid.items = { GridItem { thisWindowButton },
+                           GridItem { newWindowButton } };
+
+            grid.performLayout (vertical.items[1].currentBounds.toNearestInt());
+        }
+
+        Label label { "", "Select a plugin from the list, then display it using the buttons below." };
+        TextButton thisWindowButton { "Open In This Window" };
+        TextButton newWindowButton { "Open In New Window" };
+    };
+
+    PluginListComponent pluginListComponent;
+    Buttons buttons;
+};
+
+//==============================================================================
+class PluginEditorComponent : public Component
+{
+public:
+    template <typename Callback>
+    PluginEditorComponent (std::unique_ptr<AudioProcessorEditor> editorIn, Callback&& onClose)
+        : editor (std::move (editorIn))
+    {
+        addAndMakeVisible (editor.get());
+        addAndMakeVisible (closeButton);
+
+        childBoundsChanged (editor.get());
+
+        closeButton.onClick = std::forward<Callback> (onClose);
+    }
+
+    void setScaleFactor (float scale)
+    {
+        if (editor != nullptr)
+            editor->setScaleFactor (scale);
+    }
+
+    void resized() override
+    {
+        doLayout (editor.get(), closeButton, buttonHeight, getLocalBounds());
+    }
+
+    void childBoundsChanged (Component* child) override
+    {
+        if (child != editor.get())
+            return;
+
+        const auto size = editor != nullptr ? editor->getLocalBounds()
+                                            : Rectangle<int>();
+
+        setSize (size.getWidth(), margin + buttonHeight + size.getHeight());
+    }
+
+private:
+    static constexpr auto buttonHeight = 40;
+
+    std::unique_ptr<AudioProcessorEditor> editor;
+    TextButton closeButton { "Close Plugin" };
+};
+
+//==============================================================================
+class ScaledDocumentWindow : public DocumentWindow
+{
+public:
+    ScaledDocumentWindow (Colour bg, float scale)
+        : DocumentWindow ("Editor", bg, 0), desktopScale (scale) {}
+
+    float getDesktopScaleFactor() const override { return Desktop::getInstance().getGlobalScaleFactor() * desktopScale; }
+
+private:
+    float desktopScale = 1.0f;
+};
+
+//==============================================================================
+class HostAudioProcessorEditor  : public AudioProcessorEditor
+{
+public:
+    explicit HostAudioProcessorEditor (HostAudioProcessorImpl& owner)
+        : AudioProcessorEditor (owner),
+          hostProcessor (owner),
+          loader (owner.pluginFormatManager,
+                  owner.pluginList,
+                  [&owner] (const PluginDescription& pd,
+                            EditorStyle editorStyle)
+                  {
+                      owner.setNewPlugin (pd, editorStyle);
+                  }),
+          scopedCallback (owner.pluginChanged, [this] { pluginChanged(); })
+    {
+        setSize (500, 500);
+        setResizable (false, false);
+        addAndMakeVisible (closeButton);
+        addAndMakeVisible (loader);
+
+        hostProcessor.pluginChanged();
+
+        closeButton.onClick = [this] { clearPlugin(); };
+    }
+
+    void paint (Graphics& g) override
+    {
+        g.fillAll (getLookAndFeel().findColour (ResizableWindow::backgroundColourId).darker());
+    }
+
+    void resized() override
+    {
+        closeButton.setBounds (getLocalBounds().withSizeKeepingCentre (200, buttonHeight));
+        loader.setBounds (getLocalBounds());
+    }
+
+    void childBoundsChanged (Component* child) override
+    {
+        if (child != editor.get())
+            return;
+
+        const auto size = editor != nullptr ? editor->getLocalBounds()
+                                            : Rectangle<int>();
+
+        setSize (size.getWidth(), size.getHeight());
+    }
+
+    void setScaleFactor (float scale) override
+    {
+        currentScaleFactor = scale;
+        AudioProcessorEditor::setScaleFactor (scale);
+
+        const auto posted = MessageManager::callAsync ([ref = SafePointer<HostAudioProcessorEditor> (this), scale]
+        {
+            if (auto* r = ref.getComponent())
+                if (auto* e = r->currentEditorComponent)
+                    e->setScaleFactor (scale);
+        });
+
+        jassertquiet (posted);
+    }
+
+private:
+    void pluginChanged()
+    {
+        loader.setVisible (! hostProcessor.isPluginLoaded());
+        closeButton.setVisible (hostProcessor.isPluginLoaded());
+
+        if (hostProcessor.isPluginLoaded())
+        {
+            auto editorComponent = std::make_unique<PluginEditorComponent> (hostProcessor.createInnerEditor(), [this]
+            {
+                const auto posted = MessageManager::callAsync ([this] { clearPlugin(); });
+                jassertquiet (posted);
+            });
+
+            editorComponent->setScaleFactor (currentScaleFactor);
+            currentEditorComponent = editorComponent.get();
+
+            editor = [&]() -> std::unique_ptr<Component>
+            {
+                switch (hostProcessor.getEditorStyle())
+                {
+                    case EditorStyle::thisWindow:
+                        addAndMakeVisible (editorComponent.get());
+                        setSize (editorComponent->getWidth(), editorComponent->getHeight());
+                        return std::move (editorComponent);
+
+                    case EditorStyle::newWindow:
+                        const auto bg = getLookAndFeel().findColour (ResizableWindow::backgroundColourId).darker();
+                        auto window = std::make_unique<ScaledDocumentWindow> (bg, currentScaleFactor);
+                        window->setAlwaysOnTop (true);
+                        window->setContentOwned (editorComponent.release(), true);
+                        window->centreAroundComponent (this, window->getWidth(), window->getHeight());
+                        window->setVisible (true);
+                        return window;
+                }
+
+                jassertfalse;
+                return nullptr;
+            }();
+        }
+        else
+        {
+            editor = nullptr;
+            setSize (500, 500);
+        }
+    }
+
+    void clearPlugin()
+    {
+        currentEditorComponent = nullptr;
+        editor = nullptr;
+        hostProcessor.clearPlugin();
+    }
+
+    static constexpr auto buttonHeight = 30;
+
+    HostAudioProcessorImpl& hostProcessor;
+    PluginLoaderComponent loader;
+    std::unique_ptr<Component> editor;
+    PluginEditorComponent* currentEditorComponent = nullptr;
+    ScopedValueSetter<std::function<void()>> scopedCallback;
+    TextButton closeButton { "Close Plugin" };
+    float currentScaleFactor = 1.0f;
+};
+
+//==============================================================================
+class HostAudioProcessor : public HostAudioProcessorImpl
+{
+public:
+    bool hasEditor() const override { return true; }
+    AudioProcessorEditor* createEditor() override { return new HostAudioProcessorEditor (*this); }
+};