diff --git a/src/plugins/extensionmanager/extensionmanager_test.qrc b/src/plugins/extensionmanager/extensionmanager_test.qrc
index e7e934e5316..4c4d59f002d 100644
--- a/src/plugins/extensionmanager/extensionmanager_test.qrc
+++ b/src/plugins/extensionmanager/extensionmanager_test.qrc
@@ -1,8 +1,6 @@
 <RCC>
     <qresource prefix="/extensionmanager">
-        <file>testdata/augmentedplugindata.json</file>
         <file>testdata/defaultpacks.json</file>
         <file>testdata/thirdpartyplugins.json</file>
-        <file>testdata/varieddata.json</file>
     </qresource>
 </RCC>
diff --git a/src/plugins/extensionmanager/extensionmanagerwidget.cpp b/src/plugins/extensionmanager/extensionmanagerwidget.cpp
index f2f0f0446fd..fbfa59098db 100644
--- a/src/plugins/extensionmanager/extensionmanagerwidget.cpp
+++ b/src/plugins/extensionmanager/extensionmanagerwidget.cpp
@@ -57,14 +57,14 @@ namespace ExtensionManager::Internal {
 
 Q_LOGGING_CATEGORY(widgetLog, "qtc.extensionmanager.widget", QtWarningMsg)
 
-constexpr TextFormat h5TF
-    {Theme::Token_Text_Default, UiElement::UiElementH5};
-constexpr TextFormat h6TF
-    {h5TF.themeColor, UiElement::UiElementH6};
-constexpr TextFormat h6CapitalTF
-    {Theme::Token_Text_Muted, UiElement::UiElementH6Capital};
 constexpr TextFormat contentTF
     {Theme::Token_Text_Default, UiElement::UiElementBody2};
+constexpr TextFormat h5TF
+    {contentTF.themeColor, UiElement::UiElementH5};
+constexpr TextFormat h6TF
+    {contentTF.themeColor, UiElement::UiElementH6};
+constexpr TextFormat h6CapitalTF
+    {Theme::Token_Text_Muted, UiElement::UiElementH6Capital};
 
 static QLabel *sectionTitle(const TextFormat &tf, const QString &title)
 {
@@ -215,9 +215,9 @@ public:
             m_dlCount->setText(QString::number(dlCount));
         m_dlCountItems->setVisible(showDlCount);
 
-        const auto pluginData = current.data(RolePlugins).value<PluginsData>();
+        const QStringList plugins = current.data(RolePlugins).toStringList();
         if (current.data(RoleItemType).toInt() == ItemTypePack) {
-            const int pluginsCount = pluginData.count();
+            const int pluginsCount = plugins.count();
             const QString details = Tr::tr("Pack contains %n plugins.", nullptr, pluginsCount);
             m_details->setText(details);
         } else {
@@ -227,9 +227,10 @@ public:
         const ItemType itemType = current.data(RoleItemType).value<ItemType>();
         const bool isPack = itemType == ItemTypePack;
         const bool isRemotePlugin = !(isPack || pluginSpecForId(current.data(RoleId).toString()));
-        installButton->setVisible(isRemotePlugin && !pluginData.empty());
+        const QString downloadUrl = current.data(RoleDownloadUrl).toString();
+        installButton->setVisible(isRemotePlugin && !downloadUrl.isEmpty());
         if (installButton->isVisible())
-            installButton->setToolTip(pluginData.constFirst().second);
+            installButton->setToolTip(downloadUrl);
     }
 
 signals:
@@ -383,25 +384,17 @@ public:
 private:
     void updateView(const QModelIndex &current);
     void fetchAndInstallPlugin(const QUrl &url);
-    void fetchAndDisplayImage(const QUrl &url);
 
     QString m_currentItemName;
+    ExtensionsModel *m_extensionModel;
     ExtensionsBrowser *m_extensionBrowser;
     CollapsingWidget *m_secondaryDescriptionWidget;
     HeadingWidget *m_headingWidget;
     QWidget *m_primaryContent;
     QWidget *m_secondaryContent;
     QLabel *m_description;
-    QLabel *m_linksTitle;
-    QLabel *m_links;
-    QLabel *m_imageTitle;
-    QLabel *m_image;
-    QBuffer m_imageDataBuffer;
-    QMovie m_imageMovie;
     QLabel *m_tagsTitle;
     TagList *m_tags;
-    QLabel *m_compatVersionTitle;
-    QLabel *m_compatVersion;
     QLabel *m_platformsTitle;
     QLabel *m_platforms;
     QLabel *m_dependenciesTitle;
@@ -409,14 +402,14 @@ private:
     QLabel *m_packExtensionsTitle;
     QLabel *m_packExtensions;
     PluginStatusWidget *m_pluginStatus;
-    PluginsData m_currentItemPlugins;
+    QString m_currentDownloadUrl;
     Tasking::TaskTreeRunner m_dlTaskTreeRunner;
-    Tasking::TaskTreeRunner m_imgTaskTreeRunner;
 };
 
 ExtensionManagerWidget::ExtensionManagerWidget()
 {
-    m_extensionBrowser = new ExtensionsBrowser;
+    m_extensionModel = new ExtensionsModel(this);
+    m_extensionBrowser = new ExtensionsBrowser(m_extensionModel);
     auto descriptionColumns = new QWidget;
     m_secondaryDescriptionWidget = new CollapsingWidget;
 
@@ -425,21 +418,12 @@ ExtensionManagerWidget::ExtensionManagerWidget()
     m_description->setWordWrap(true);
     m_description->setTextInteractionFlags(Qt::TextBrowserInteraction);
     m_description->setOpenExternalLinks(true);
-    m_linksTitle = sectionTitle(h6CapitalTF, Tr::tr("More information"));
-    m_links = tfLabel(contentTF, false);
-    m_links->setOpenExternalLinks(true);
-    m_links->setTextInteractionFlags(Qt::TextBrowserInteraction);
-    m_imageTitle = sectionTitle(h6CapitalTF, {});
-    m_image = new QLabel;
-    m_imageMovie.setDevice(&m_imageDataBuffer);
 
     using namespace Layouting;
     auto primary = new QWidget;
     const auto spL = spacing(SpacingTokens::VPaddingL);
     Column {
         m_description,
-        Column { m_linksTitle, m_links, spL },
-        Column { m_imageTitle, m_image, spL },
         st,
         noMargin, spacing(SpacingTokens::ExVPaddingGapXl),
     }.attachTo(primary);
@@ -447,8 +431,6 @@ ExtensionManagerWidget::ExtensionManagerWidget()
 
     m_tagsTitle = sectionTitle(h6TF, Tr::tr("Tags"));
     m_tags = new TagList;
-    m_compatVersionTitle = sectionTitle(h6TF, Tr::tr("Compatibility"));
-    m_compatVersion = tfLabel(contentTF, false);
     m_platformsTitle = sectionTitle(h6TF, Tr::tr("Platforms"));
     m_platforms = tfLabel(contentTF, false);
     m_dependenciesTitle = sectionTitle(h6TF, Tr::tr("Dependencies"));
@@ -463,7 +445,6 @@ ExtensionManagerWidget::ExtensionManagerWidget()
         sectionTitle(h6CapitalTF, Tr::tr("Extension details")),
         Column {
             Column { m_tagsTitle, m_tags, spXxs },
-            Column { m_compatVersionTitle, m_compatVersion, spXxs },
             Column { m_platformsTitle, m_platforms, spXxs },
             Column { m_dependenciesTitle, m_dependencies, spXxs },
             Column { m_packExtensionsTitle, m_packExtensions, spXxs },
@@ -522,7 +503,7 @@ ExtensionManagerWidget::ExtensionManagerWidget()
         m_secondaryDescriptionWidget->setWidth(secondaryDescriptionWidth);
     });
     connect(m_headingWidget, &HeadingWidget::pluginInstallationRequested, this, [this](){
-        fetchAndInstallPlugin(QUrl::fromUserInput(m_currentItemPlugins.constFirst().second));
+        fetchAndInstallPlugin(QUrl::fromUserInput(m_currentDownloadUrl));
     });
     connect(m_tags, &TagList::tagSelected, m_extensionBrowser, &ExtensionsBrowser::setFilter);
     connect(m_headingWidget, &HeadingWidget::vendorClicked,
@@ -546,7 +527,10 @@ static QString markdownToHtml(const QString &markdown)
         blockFormat.setBottomMargin(SpacingTokens::VGapL);
         QTextCursor cursor(block);
         cursor.mergeBlockFormat(blockFormat);
-        const TextFormat headingTf = blockFormat.headingLevel() == 1 ? h5TF : h6TF;
+        const TextFormat headingTf =
+                blockFormat.headingLevel() == 1 ? h5TF
+                                                : blockFormat.headingLevel() == 2 ? h6TF
+                                                                                  : h6CapitalTF;
         const QFont headingFont = headingTf.font();
         for (auto it = block.begin(); !(it.atEnd()); ++it) {
             QTextFragment fragment = it.fragment();
@@ -555,9 +539,10 @@ static QString markdownToHtml(const QString &markdown)
                 cursor.setPosition(fragment.position());
                 cursor.setPosition(fragment.position() + fragment.length(), QTextCursor::KeepAnchor);
                 if (blockFormat.hasProperty(QTextFormat::HeadingLevel)) {
+                    charFormat.setFontCapitalization(headingFont.capitalization());
                     charFormat.setFontFamilies(headingFont.families());
-                    charFormat.setFontWeight(headingFont.weight());
                     charFormat.setFontPointSize(headingFont.pointSizeF());
+                    charFormat.setFontWeight(headingFont.weight());
                     charFormat.setForeground(headingTf.color());
                 } else if (charFormat.isAnchor()) {
                     charFormat.setForeground(creatorColor(Theme::Token_Text_Accent));
@@ -587,96 +572,60 @@ void ExtensionManagerWidget::updateView(const QModelIndex &current)
     m_currentItemName = current.data(RoleName).toString();
     const bool isPack = current.data(RoleItemType) == ItemTypePack;
     m_pluginStatus->setPluginId(isPack ? QString() : current.data(RoleId).toString());
-    m_currentItemPlugins = current.data(RolePlugins).value<PluginsData>();
-
-    auto toContentParagraph = [](const QString &text) {
-        const QString pHtml = QString::fromLatin1("<p style=\"margin-top:0;margin-bottom:0;"
-                                                  "line-height:%1px\">%2</p>")
-                                  .arg(contentTF.lineHeight()).arg(text);
-        return pHtml;
-    };
+    m_currentDownloadUrl = current.data(RoleDownloadUrl).toString();
 
     {
-        const TextData textData = current.data(RoleDescriptionText).value<TextData>();
-        const bool hasDescription = !textData.isEmpty();
-        if (hasDescription) {
-            QString descriptionMarkdown;
-            for (const TextData::Type &text : textData) {
-                if (!text.first.isEmpty()) {
-                    const QLatin1String headingMark(descriptionMarkdown.isEmpty() ? "#" : "\n\n##");
-                    descriptionMarkdown.append(headingMark + " " + text.first + "\n");
-                }
-                descriptionMarkdown.append(text.second.join("\n"));
-            }
-            m_description->setText(markdownToHtml(descriptionMarkdown));
-        }
-        m_description->setVisible(hasDescription);
-
-        const LinksData linksData = current.data(RoleDescriptionLinks).value<LinksData>();
-        const bool hasLinks = !linksData.isEmpty();
-        if (hasLinks) {
-            QString linksHtml;
-            const QStringList links = transform(linksData, [](const LinksData::Type &link) {
-                const QString anchor = link.first.isEmpty() ? link.second : link.first;
-                return QString::fromLatin1(R"(<a href="%1" style="color:%2">%3 &gt;</a>)")
-                    .arg(link.second)
-                    .arg(creatorColor(Theme::Token_Text_Accent).name())
-                    .arg(anchor);
-            });
-            linksHtml = links.join("<br/>");
-            m_links->setText(toContentParagraph(linksHtml));
-        }
-        m_linksTitle->setVisible(hasLinks);
-        m_links->setVisible(hasLinks);
-
-        m_imgTaskTreeRunner.reset();
-        m_imageMovie.stop();
-        m_imageDataBuffer.close();
-        m_image->clear();
-        const ImagesData imagesData = current.data(RoleDescriptionImages).value<ImagesData>();
-        const bool hasImages = !imagesData.isEmpty();
-        if (hasImages) {
-            const ImagesData::Type &image = imagesData.constFirst(); // Only show one image
-            m_imageTitle->setText(image.first);
-            fetchAndDisplayImage(image.second);
-        }
-        m_imageTitle->setVisible(hasImages);
-        m_image->setVisible(hasImages);
+        const QStringList description = {
+            "# " + m_currentItemName,
+            current.data(RoleDescriptionShort).toString(),
+            "",
+            current.data(RoleDescriptionLong).toString()
+        };
+        const QString descriptionMarkdown = description.join("\n");
+        m_description->setText(markdownToHtml(descriptionMarkdown));
     }
 
     {
+        auto idToDisplayName = [this](const QString &id) {
+            const QModelIndex dependencyIndex = m_extensionModel->indexOfId(id);
+            return dependencyIndex.data(RoleName).toString();
+        };
+
+        auto toContentParagraph = [](const QStringList &text) {
+            const QString lines = text.join("<br/>");
+            const QString pHtml = QString::fromLatin1("<p style=\"margin-top:0;margin-bottom:0;"
+                                                      "line-height:%1px\">%2</p>")
+                                      .arg(contentTF.lineHeight()).arg(lines);
+            return pHtml;
+        };
+
         const QStringList tags = current.data(RoleTags).toStringList();
         m_tags->setTags(tags);
         const bool hasTags = !tags.isEmpty();
         m_tagsTitle->setVisible(hasTags);
         m_tags->setVisible(hasTags);
 
-        const QString compatVersion = current.data(RoleCompatVersion).toString();
-        const bool hasCompatVersion = !compatVersion.isEmpty();
-        if (hasCompatVersion)
-            m_compatVersion->setText(compatVersion);
-        m_compatVersionTitle->setVisible(hasCompatVersion);
-        m_compatVersion->setVisible(hasCompatVersion);
-
         const QStringList platforms = current.data(RolePlatforms).toStringList();
         const bool hasPlatforms = !platforms.isEmpty();
         if (hasPlatforms)
-            m_platforms->setText(toContentParagraph(platforms.join("<br/>")));
+            m_platforms->setText(toContentParagraph(platforms));
         m_platformsTitle->setVisible(hasPlatforms);
         m_platforms->setVisible(hasPlatforms);
 
         const QStringList dependencies = current.data(RoleDependencies).toStringList();
         const bool hasDependencies = !dependencies.isEmpty();
-        if (hasDependencies)
-            m_dependencies->setText(toContentParagraph(dependencies.join("<br/>")));
+        if (hasDependencies) {
+            const QStringList displayNames = transform(dependencies, idToDisplayName);
+            m_dependencies->setText(toContentParagraph(displayNames));
+        }
         m_dependenciesTitle->setVisible(hasDependencies);
         m_dependencies->setVisible(hasDependencies);
 
-        const PluginsData plugins = current.data(RolePlugins).value<PluginsData>();
+        const QStringList plugins = current.data(RolePlugins).toStringList();
         const bool hasExtensions = isPack && !plugins.isEmpty();
         if (hasExtensions) {
-            const QStringList extensions = transform(plugins, &QPair<QString, QString>::first);
-            m_packExtensions->setText(toContentParagraph(extensions.join("<br/>")));
+            const QStringList displayNames = transform(plugins, idToDisplayName);
+            m_packExtensions->setText(toContentParagraph(displayNames));
         }
         m_packExtensionsTitle->setVisible(hasExtensions);
         m_packExtensions->setVisible(hasExtensions);
@@ -743,60 +692,6 @@ void ExtensionManagerWidget::fetchAndInstallPlugin(const QUrl &url)
     m_dlTaskTreeRunner.start(group);
 }
 
-void ExtensionManagerWidget::fetchAndDisplayImage(const QUrl &url)
-{
-    using namespace Tasking;
-
-    struct StorageStruct
-    {
-        QByteArray imageData;
-        QUrl url;
-    };
-    Storage<StorageStruct> storage;
-
-    const auto onFetchSetup = [url, storage](NetworkQuery &query) {
-        storage->url = url;
-        query.setRequest(QNetworkRequest(url));
-        query.setNetworkAccessManager(NetworkAccessManager::instance());
-        qCDebug(widgetLog).noquote() << "Sending image request:" << url.toDisplayString();
-    };
-    const auto onFetchDone = [storage](const NetworkQuery &query, DoneWith result) {
-        qCDebug(widgetLog) << "Got image QNetworkReply:" << query.reply()->error();
-        if (result == DoneWith::Success)
-            storage->imageData = query.reply()->readAll();
-    };
-
-    const auto onShowImage = [storage, this]() {
-        if (storage->imageData.isEmpty())
-            return;
-        m_imageDataBuffer.setData(storage->imageData);
-        qCDebug(widgetLog).noquote() << "Image reponse size:"
-                                     << QLocale::system().formattedDataSize(
-                                            m_imageDataBuffer.size());
-        if (!m_imageDataBuffer.open(QIODevice::ReadOnly))
-            return;
-        QImageReader reader(&m_imageDataBuffer);
-        const bool animated = reader.supportsAnimation();
-        if (animated) {
-            m_image->setMovie(&m_imageMovie);
-            m_imageMovie.start();
-        } else {
-            const QPixmap pixmap = QPixmap::fromImage(reader.read());
-            m_image->setPixmap(pixmap);
-        }
-        qCDebug(widgetLog) << "Image dimensions:" << reader.size();
-        qCDebug(widgetLog) << "Image is animated:" << animated;
-    };
-
-    Group group{
-        storage,
-        NetworkQueryTask{onFetchSetup, onFetchDone},
-        onGroupDone(onShowImage),
-    };
-
-    m_imgTaskTreeRunner.start(group);
-}
-
 QWidget *createExtensionManagerWidget()
 {
     return new ExtensionManagerWidget;
diff --git a/src/plugins/extensionmanager/extensionsbrowser.cpp b/src/plugins/extensionmanager/extensionsbrowser.cpp
index 135fa82e6bc..3bcf0b22b2e 100644
--- a/src/plugins/extensionmanager/extensionsbrowser.cpp
+++ b/src/plugins/extensionmanager/extensionsbrowser.cpp
@@ -277,7 +277,7 @@ public:
 
             painter->setFont(countTF.font());
             painter->setPen(countTF.color());
-            const PluginsData plugins = index.data(RolePlugins).value<PluginsData>();
+            const QStringList plugins = index.data(RolePlugins).toStringList();
             painter->drawText(smallCircle, countTF.drawTextFlags, QString::number(plugins.count()));
         }
         {
@@ -487,10 +487,12 @@ public:
     SpinnerSolution::Spinner *m_spinner;
 };
 
-ExtensionsBrowser::ExtensionsBrowser(QWidget *parent)
+ExtensionsBrowser::ExtensionsBrowser(ExtensionsModel *model, QWidget *parent)
     : QWidget(parent)
     , d(new ExtensionsBrowserPrivate)
 {
+    d->model = model;
+
     setSizePolicy(QSizePolicy::Maximum, QSizePolicy::Preferred);
 
     static const TextFormat titleTF
@@ -501,8 +503,6 @@ ExtensionsBrowser::ExtensionsBrowser(QWidget *parent)
     d->searchBox = new SearchBox;
     d->searchBox->setPlaceholderText(Tr::tr("Search"));
 
-    d->model = new ExtensionsModel(this);
-
     d->searchProxyModel = new QSortFilterProxyModel(this);
     d->searchProxyModel->setFilterCaseSensitivity(Qt::CaseInsensitive);
     d->searchProxyModel->setFilterRole(RoleSearchText);
@@ -622,28 +622,11 @@ void ExtensionsBrowser::showEvent(QShowEvent *event)
     QWidget::showEvent(event);
 }
 
-static QString customOsTypeToString(OsType osType)
-{
-    switch (osType) {
-    case OsTypeWindows:
-        return "Windows";
-    case OsTypeLinux:
-        return "Linux";
-    case OsTypeMac:
-        return "macOS";
-    case OsTypeOtherUnix:
-        return "Other Unix";
-    case OsTypeOther:
-    default:
-        return "Other";
-    }
-}
-
 void ExtensionsBrowser::fetchExtensions()
 {
 #ifdef WITH_TESTS
     // Uncomment for testing with local json data.
-    // Available: "augmentedplugindata", "defaultpacks", "varieddata", "thirdpartyplugins"
+    // Available: "defaultpacks", "thirdpartyplugins"
     // d->model->setExtensionsJson(testData("defaultpacks")); return;
 #endif // WITH_TESTS
 
@@ -655,14 +638,8 @@ void ExtensionsBrowser::fetchExtensions()
     using namespace Tasking;
 
     const auto onQuerySetup = [this](NetworkQuery &query) {
-        const QString url = "%1/api/v1/search?request=";
-        const QString requestTemplate
-            = R"({"qtc_version":"%1","host_os":"%2","host_os_version":"%3","host_architecture":"%4","page_size":200})";
-        const QString request = url.arg(settings().externalRepoUrl()) + requestTemplate
-                                                    .arg(QCoreApplication::applicationVersion())
-                                                    .arg(customOsTypeToString(HostOsInfo::hostOs()))
-                                                    .arg(QSysInfo::productVersion())
-                                                    .arg(QSysInfo::currentCpuArchitecture());
+        const QString url = "%1/api/v1/search";
+        const QString request = url.arg(settings().externalRepoUrl());
         query.setRequest(QNetworkRequest(QUrl::fromUserInput(request)));
         query.setNetworkAccessManager(NetworkAccessManager::instance());
         qCDebug(browserLog).noquote() << "Sending JSON request:" << request;
diff --git a/src/plugins/extensionmanager/extensionsbrowser.h b/src/plugins/extensionmanager/extensionsbrowser.h
index f132f598810..0b4254e02cd 100644
--- a/src/plugins/extensionmanager/extensionsbrowser.h
+++ b/src/plugins/extensionmanager/extensionsbrowser.h
@@ -13,12 +13,14 @@ class TextFormat;
 
 namespace ExtensionManager::Internal {
 
+class ExtensionsModel;
+
 class ExtensionsBrowser final : public QWidget
 {
     Q_OBJECT
 
 public:
-    ExtensionsBrowser(QWidget *parent = nullptr);
+    ExtensionsBrowser(ExtensionsModel *model, QWidget *parent = nullptr);
     ~ExtensionsBrowser();
 
     void setFilter(const QString &filter);
diff --git a/src/plugins/extensionmanager/extensionsmodel.cpp b/src/plugins/extensionmanager/extensionsmodel.cpp
index 0de838c3983..9415ee02978 100644
--- a/src/plugins/extensionmanager/extensionsmodel.cpp
+++ b/src/plugins/extensionmanager/extensionsmodel.cpp
@@ -5,7 +5,8 @@
 
 #include "extensionmanagertr.h"
 
-#include "utils/algorithm.h"
+#include <utils/algorithm.h>
+#include <utils/hostosinfo.h>
 
 #include <coreplugin/coreconstants.h>
 #include <coreplugin/icore.h>
@@ -21,272 +22,197 @@
 #include <QStandardItemModel>
 #include <QVersionNumber>
 
-#include <functional>
-
 using namespace ExtensionSystem;
 using namespace Core;
 using namespace Utils;
 
 namespace ExtensionManager::Internal {
 
+const char EXTENSION_KEY_ID[] = "id";
+
 Q_LOGGING_CATEGORY(modelLog, "qtc.extensionmanager.model", QtWarningMsg)
 
-struct Dependency
-{
-    QString id;
-    QString version;
-};
-using Dependencies = QList<Dependency>;
-
-struct Plugin
-{
-    QString copyright;
-    Dependencies dependencies;
-    bool isInternal = false;
-    QString id;
-    QString name;
-    QString packageUrl;
-    QString vendor;
-    QString version;
-};
-using Plugins = QList<Plugin>;
-
-struct Description {
-    ImagesData images;
-    LinksData links;
-    TextData text;
-};
-
-struct Extension {
-    QString compatVersion;
-    QString copyright;
-    Description description;
-    int downloadCount = -1;
-    QString id;
-    QString license;
-    QString name;
-    QStringList platforms;
-    Plugins plugins;
-    qint64 size = 0;
-    QStringList tags;
-    ItemType type = ItemTypePack;
-    QString vendor;
-    QString vendorId;
-    QString version;
-};
-using Extensions = QList<Extension>;
-
-static const Dependencies dependenciesFromJson(const QJsonObject &obj)
-{
-    const QJsonArray dependenciesArray = obj.value("Dependencies").toArray();
-    Dependencies dependencies;
-    for (const QJsonValueConstRef &dependencyVal : dependenciesArray) {
-        const QJsonObject dependencyObj = dependencyVal.toObject();
-        const QJsonObject metaDataObj = dependencyObj.value("meta_data").toObject();
-        dependencies.append({
-            .id = metaDataObj.value("Id").toString(),
-            .version = metaDataObj.value("Version").toString(),
-        });
-    }
-
-    return dependencies;
-}
-
-static Plugin pluginFromJson(const QJsonObject &obj)
-{
-    const QJsonObject metaDataObj = obj.value("meta_data").toObject();
-
-    return {
-        .copyright = metaDataObj.value("Copyright").toString(),
-        .dependencies = dependenciesFromJson(metaDataObj),
-        .isInternal = obj.value("is_internal").toBool(false),
-        .id = metaDataObj.value("Id").toString(),
-        .name = metaDataObj.value("Name").toString(),
-        .packageUrl = obj.value("url").toString(),
-        .vendor = metaDataObj.value("Vendor").toString(),
-        .version = metaDataObj.value("Version").toString(),
-    };
-}
-
-static Description descriptionFromJson(const QJsonObject &obj)
-{
-    TextData descriptionText;
-    const QJsonArray paragraphsArray = obj.value("paragraphs").toArray();
-    for (const QJsonValueConstRef &paragraphVal : paragraphsArray) {
-        const QJsonObject &paragraphObj = paragraphVal.toObject();
-        const QJsonArray &textArray = paragraphObj.value("text").toArray();
-        QStringList textLines;
-        for (const QJsonValueConstRef &textVal : textArray)
-            textLines.append(textVal.toString());
-        descriptionText.append({
-            paragraphObj.value("header").toString(),
-            textLines,
-        });
-    }
-
-    LinksData links;
-    const QJsonArray linksArray = obj.value("links").toArray();
-    for (const QJsonValueConstRef &linkVal : linksArray) {
-        const QJsonObject &linkObj = linkVal.toObject();
-        links.append({
-            linkObj.value("link_text").toString(),
-            linkObj.value("url").toString(),
-        });
-    }
-
-    ImagesData images;
-    const QJsonArray imagesArray = obj.value("images").toArray();
-    for (const QJsonValueConstRef &imageVal : imagesArray) {
-        const QJsonObject &imageObj = imageVal.toObject();
-        images.append({
-            imageObj.value("image_label").toString(),
-            imageObj.value("url").toString(),
-        });
-    }
-
-    const Description description = {
-        .images = images,
-        .links = links,
-        .text = descriptionText,
-    };
-
-    return description;
-}
-
-static Extension extensionFromJson(const QJsonObject &obj)
-{
-    Plugins plugins;
-    const QJsonArray pluginsArray = obj.value("plugins").toArray();
-    for (const QJsonValueConstRef &pluginVal : pluginsArray)
-        plugins.append(pluginFromJson(pluginVal.toObject()));
-
-    QStringList tags;
-    const QJsonArray tagsArray = obj.value("tags").toArray();
-    for (const QJsonValueConstRef &tagVal : tagsArray)
-        tags.append(tagVal.toString());
-
-    QStringList platforms;
-    const QJsonArray platformsArray = obj.value("platforms").toArray();
-    for (const QJsonValueConstRef &platformsVal : platformsArray)
-        platforms.append(platformsVal.toString());
-
-    const QJsonObject descriptionObj = obj.value("description").toObject();
-    const Description description = descriptionFromJson(descriptionObj);
-
-    const Extension extension = {
-        .compatVersion = obj.value("compatibility").toString(),
-        .copyright = obj.value("copyright").toString(),
-        .description = description,
-        .downloadCount = obj.value("download_count").toInt(-1),
-        .id = obj.value("id").toString(),
-        .license = obj.value("license").toString(),
-        .name = obj.value("name").toString(),
-        .platforms = platforms,
-        .plugins = plugins,
-        .size = obj.value("total_size").toInteger(),
-        .tags = tags,
-        .type = obj.value("is_pack").toBool(true) ? ItemTypePack : ItemTypeExtension,
-        .vendor = obj.value("vendor").toString(),
-        .vendorId = obj.value("vendor_id").toString(),
-        .version = obj.value("version").toString(),
-    };
-
-    return extension;
-}
-
-static Extensions parseExtensionsRepoReply(const QByteArray &jsonData)
-{
-    // https://qc-extensions.qt.io/api-docs
-    Extensions parsedExtensions;
-    const QJsonObject jsonObj = QJsonDocument::fromJson(jsonData).object();
-    const QJsonArray items = jsonObj.value("items").toArray();
-    for (const QJsonValueConstRef &itemVal : items) {
-        const QJsonObject itemObj = itemVal.toObject();
-        const Extension extension = extensionFromJson(itemObj);
-        parsedExtensions.append(extension);
-    }
-    return parsedExtensions;
-}
-
-static Extension extensionFromPluginSpec(const PluginSpec *pluginSpec)
-{
-    const Dependencies dependencies
-        = transform(pluginSpec->dependencies(), [](const PluginDependency &pd) -> Dependency {
-              return {
-                  .id = pd.id,
-                  .version = pd.version,
-              };
-          });
-    const Plugin plugin = {
-        .copyright = pluginSpec->copyright(),
-        .dependencies = dependencies,
-        .id = pluginSpec->id(),
-        .name = pluginSpec->name(),
-        .packageUrl = {},
-        .vendor = pluginSpec->vendor(),
-        .version = pluginSpec->version(),
-    };
-
-    const QStringList lines = pluginSpec->description().split('\n')
-                              + pluginSpec->longDescription().split('\n');
-    const TextData text = {{pluginSpec->name(), lines}};
-    LinksData links;
-    if (const QString url = pluginSpec->url(); !url.isEmpty())
-        links.append({{}, url});
-    if (const QString docUrl = pluginSpec->documentationUrl(); !docUrl.isEmpty())
-        links.append({{Tr::tr("Documentation")}, docUrl});
-    const Description description = {
-        .images = {},
-        .links = links,
-        .text = text,
-    };
-
-    const QString platformsPattern = pluginSpec->platformSpecification().pattern();
-    const QStringList platforms = platformsPattern.isEmpty()
-                                      ? QStringList({"macOS", "Windows", "Linux"})
-                                      : QStringList(platformsPattern);
-
-    const Extension extension = {
-        .compatVersion = pluginSpec->compatVersion(),
-        .copyright = pluginSpec->copyright(),
-        .description = description,
-        .id = pluginSpec->id(),
-        .license = pluginSpec->license(),
-        .name = pluginSpec->name(),
-        .platforms = platforms,
-        .plugins = {plugin},
-        .tags = {},
-        .type = ItemTypeExtension,
-        .vendor = pluginSpec->vendor(),
-        .vendorId = pluginSpec->vendorId(),
-        .version = pluginSpec->version(),
-    };
-    return extension;
-}
-
 class ExtensionsModelPrivate
 {
 public:
-    void setExtensions(const Extensions &extensions);
-    void addUnlistedLocalExtensions();
+    void addUnlistedLocalPlugins();
 
-    Extensions extensions;
+    static QVariant dataFromRemotePack(const QJsonObject &json, int role);
+    static QVariant dataFromRemotePlugin(const QJsonObject &json, int role);
+    QVariant dataFromRemoteExtension(int index, int role) const;
+    QVariant dataFromLocalPlugin(int index, int role) const;
+
+    QJsonArray responseItems;
+    PluginSpecs localPlugins;
 };
 
-void ExtensionsModelPrivate::setExtensions(const Extensions &extensions)
+void ExtensionsModelPrivate::addUnlistedLocalPlugins()
 {
-    this->extensions = extensions;
-    qCDebug(modelLog) << "Number of extensions from JSON:" << this->extensions.count();
-    addUnlistedLocalExtensions();
-    qCDebug(modelLog) << "Number of extensions with added local ones:" << this->extensions.count();
+    QStringList responseExtensions;
+    for (const QJsonValueConstRef &responseItem : responseItems)
+        responseExtensions << responseItem.toObject().value("id").toString();
+
+    localPlugins.clear();
+    for (PluginSpec *plugin : PluginManager::plugins())
+        if (!responseExtensions.contains(plugin->id()))
+            localPlugins.append(plugin);
+
+    qCDebug(modelLog) << "Number of extensions from JSON:" << responseExtensions.count();
+    qCDebug(modelLog) << "Number of added local plugins:" << localPlugins.count();
 }
 
-void ExtensionsModelPrivate::addUnlistedLocalExtensions()
+QString joinedStringList(const QJsonValue &json)
 {
-    const QStringList listedModelExtensions = transform(extensions, &Extension::name);
-    for (const PluginSpec *plugin : PluginManager::plugins())
-        if (!listedModelExtensions.contains(plugin->name()))
-            extensions.append(extensionFromPluginSpec(plugin));
+    if (json.isArray()) {
+        const QStringList lines = json.toVariant().toStringList();
+        return lines.join("\n");
+    }
+    return json.toString();
+}
+
+QString descriptionWithLinks(const QString &description, const QString &url,
+                             const QString &documentationUrl)
+{
+    QStringList fragments;
+    const QString mdLink("[%1](%2)");
+    if (!url.isEmpty())
+        fragments.append(mdLink.arg(url).arg(url));
+    if (!documentationUrl.isEmpty())
+        fragments.append(mdLink.arg(Tr::tr("Documentation")).arg(documentationUrl));
+    if (!fragments.isEmpty())
+        fragments.prepend("### " + Tr::tr("More Information"));
+    fragments.prepend(description);
+    return fragments.join("\n\n");
+}
+
+QVariant ExtensionsModelPrivate::dataFromRemotePack(const QJsonObject &json, int role)
+{
+    switch (role) {
+    case RoleDescriptionLong:
+        return joinedStringList(json.value("long_description"));
+    case RoleDescriptionShort:
+        return joinedStringList(json.value("description"));
+    case RoleItemType:
+        return ItemTypePack;
+    case RolePlugins:
+        return json.value("plugins").toVariant().toStringList();
+    default:
+        break;
+    }
+
+    return {};
+}
+
+QVariant ExtensionsModelPrivate::dataFromRemotePlugin(const QJsonObject &json, int role)
+{
+    const QJsonObject metaData = json.value("metadata").toObject();
+
+    switch (role) {
+    case RoleCopyright:
+        return metaData.value("Copyright");
+    case RoleDownloadUrl: {
+        const QJsonArray sources = json.value("sources").toArray();
+        const QString thisPlatform = customOsTypeToString(HostOsInfo::hostOs());
+        const QString thisArch = QSysInfo::currentCpuArchitecture();
+        for (const QJsonValue source : sources) {
+            const QJsonObject sourceObject = source.toObject();
+            const QJsonObject platform = sourceObject.value("platform").toObject();
+            if (platform.isEmpty() // Might be a Lua plugin
+                    || (platform.value("name").toString() == thisPlatform
+                        && platform.value("architecture") == thisArch))
+                return sourceObject.value("url").toString();
+        }
+        break;
+    }
+    case RoleItemType:
+        return ItemTypeExtension;
+    case RoleDescriptionLong: {
+        const QString description = joinedStringList(metaData.value("LongDescription"));
+        const QString url = metaData.value("Url").toString();
+        const QString documentationUrl = metaData.value("DocumentationUrl").toString();
+        return descriptionWithLinks(description, url, documentationUrl);
+    }
+    case RoleDescriptionShort:
+        return joinedStringList(metaData.value("Description"));
+    default:
+        break;
+    }
+
+    return {};
+}
+
+QVariant ExtensionsModelPrivate::dataFromRemoteExtension(int index, int role) const
+{
+    const QJsonObject json = responseItems.at(index).toObject();
+
+    switch (role) {
+    case Qt::DisplayRole:
+    case RoleName:
+        return json.value("display_name");
+    case RoleDownloadCount:
+        return json.value("downloads");
+    case RoleId:
+        return json.value(EXTENSION_KEY_ID);
+    case RoleTags:
+        return json.value("tags").toVariant().toStringList();
+    case RoleVendor:
+        return json.value("display_vendor");
+    default:
+        break;
+    }
+
+    const QJsonObject pluginObject = json.value("plugin").toObject();
+    if (!pluginObject.isEmpty())
+        return dataFromRemotePlugin(pluginObject, role);
+
+    const QJsonObject packObject = json.value("pack").toObject();
+    if (!packObject.isEmpty())
+        return dataFromRemotePack(packObject, role);
+
+    return {};
+}
+
+QVariant ExtensionsModelPrivate::dataFromLocalPlugin(int index, int role) const
+{
+    const PluginSpec *pluginSpec = localPlugins.at(index);
+
+    switch (role) {
+    case Qt::DisplayRole:
+    case RoleName:
+        return pluginSpec->displayName();
+    case RoleCopyright:
+        return pluginSpec->copyright();
+    case RoleDependencies: {
+        const QStringList dependencies
+            = transform(pluginSpec->dependencies(), &PluginDependency::id);
+        return dependencies;
+    }
+    case RoleDescriptionLong:
+        return descriptionWithLinks(pluginSpec->longDescription(), pluginSpec->url(),
+                                    pluginSpec->documentationUrl());
+    case RoleDescriptionShort:
+        return pluginSpec->description();
+    case RoleId:
+        return pluginSpec->id();
+    case RoleItemType:
+        return ItemTypeExtension;
+    case RolePlatforms: {
+        const QString platformsPattern = pluginSpec->platformSpecification().pattern();
+        const QStringList platforms = platformsPattern.isEmpty()
+                                          ? QStringList({customOsTypeToString(OsTypeMac),
+                                                         customOsTypeToString(OsTypeWindows),
+                                                         customOsTypeToString(OsTypeLinux)})
+                                          : QStringList(platformsPattern);
+        return platforms;
+    }
+    case RoleVendor:
+        return pluginSpec->vendor();
+    case RoleVendorId:
+        return pluginSpec->vendorId();
+    default:
+        break;
+    }
+    return {};
 }
 
 ExtensionsModel::ExtensionsModel(QObject *parent)
@@ -302,77 +228,7 @@ ExtensionsModel::~ExtensionsModel()
 
 int ExtensionsModel::rowCount([[maybe_unused]] const QModelIndex &parent) const
 {
-    return d->extensions.count();
-}
-
-static QStringList dependenciesFromExtension(const Extension &extension)
-{
-    QStringList dependencies;
-    for (const Plugin &plugin : extension.plugins) {
-        for (const Dependency &dependency : plugin.dependencies) {
-            const QString withVersion
-                = QString::fromLatin1("%1 (%2)").arg(dependency.id).arg(dependency.version);
-            dependencies.append(withVersion);
-        }
-    }
-    dependencies.sort();
-    dependencies.removeDuplicates();
-    return dependencies;
-}
-
-static QVariant dataFromExtension(const Extension &extension, int role)
-{
-    switch (role) {
-    case Qt::DisplayRole:
-    case RoleName:
-        return Utils::findOr(
-            QStringList{extension.name, extension.id},
-            "No name found",
-            std::not_fn(&QString::isEmpty));
-    case RoleCompatVersion:
-        return extension.compatVersion;
-    case RoleCopyright:
-        return !extension.copyright.isEmpty() ? extension.copyright : QVariant();
-    case RoleDependencies:
-        return dependenciesFromExtension(extension);
-    case RoleDescriptionImages:
-        return QVariant::fromValue(extension.description.images);
-    case RoleDescriptionLinks:
-        return QVariant::fromValue(extension.description.links);
-    case RoleDescriptionText:
-        return QVariant::fromValue(extension.description.text);
-    case RoleDownloadCount:
-        return extension.downloadCount;
-    case RoleId:
-        return extension.id;
-    case RoleItemType:
-        return extension.type;
-    case RoleLicense:
-        return extension.license;
-    case RoleLocation:
-        break;
-    case RolePlatforms:
-        return extension.platforms;
-    case RolePlugins: {
-        PluginsData plugins;
-        for (const Plugin &plugin : extension.plugins)
-            plugins.append(qMakePair(plugin.id, plugin.packageUrl));
-        return QVariant::fromValue(plugins);
-    }
-    case RoleSize:
-        return extension.size;
-    case RoleTags:
-        return extension.tags;
-    case RoleVendor:
-        return !extension.vendor.isEmpty() ? extension.vendor : QVariant();
-    case RoleVersion:
-        return !extension.version.isEmpty() ? extension.version : QVariant();
-    case RoleVendorId:
-        return extension.vendorId;
-    default:
-        break;
-    }
-    return {};
+    return d->responseItems.count() + d->localPlugins.count();
 }
 
 ExtensionState extensionState(const QModelIndex &index)
@@ -392,10 +248,8 @@ static QString searchText(const QModelIndex &index)
     QStringList searchTexts;
     searchTexts.append(index.data(RoleName).toString());
     searchTexts.append(index.data(RoleTags).toStringList());
-    for (const auto &data : index.data(RoleDescriptionText).value<TextData>()) {
-        searchTexts.append(data.first);
-        searchTexts.append(data.second);
-    }
+    searchTexts.append(index.data(RoleDescriptionShort).toString());
+    searchTexts.append(index.data(RoleDescriptionLong).toString());
     searchTexts.append(index.data(RoleVendor).toString());
     return searchTexts.join(" ");
 }
@@ -407,28 +261,56 @@ QVariant ExtensionsModel::data(const QModelIndex &index, int role) const
     if (role == RoleSearchText)
         return searchText(index);
 
-    const Extension &extension = d->extensions.at(index.row());
-    const QVariant extensionData = dataFromExtension(extension, role);
-    // If data is unavailable, retrieve it from the first contained plugin
-    if (extensionData.isNull() && !extension.plugins.isEmpty()) {
-        const QString firstPluginId = extension.plugins.constFirst().id;
-        const Extension firstPluginExtension
-            = findOrDefault(d->extensions, Utils::equal(&Extension::id, firstPluginId));
-        if (firstPluginExtension.name.isEmpty())
-            return {};
-        return dataFromExtension(firstPluginExtension, role);
+    const bool isRemoteExtension = index.row() < d->responseItems.count();
+    const int itemIndex = index.row() - (isRemoteExtension ? 0 : d->responseItems.count());
+
+    return isRemoteExtension ? d->dataFromRemoteExtension(itemIndex, role)
+                             : d->dataFromLocalPlugin(itemIndex, role);
+}
+
+QModelIndex ExtensionsModel::indexOfId(const QString &extensionId) const
+{
+    const int localIndex = indexOf(d->localPlugins, equal(&PluginSpec::id, extensionId));
+    if (localIndex >= 0)
+        return index(d->responseItems.count() + localIndex);
+
+    for (int remoteIndex = 0; const QJsonValueConstRef vlaue : d->responseItems) {
+        if (vlaue.toObject().value(EXTENSION_KEY_ID) == extensionId)
+            return index(remoteIndex);
+        ++remoteIndex;
     }
-    return extensionData;
+
+    return {};
 }
 
 void ExtensionsModel::setExtensionsJson(const QByteArray &json)
 {
-    const Extensions extensions = parseExtensionsRepoReply(json);
     beginResetModel();
-    d->setExtensions(extensions);
+    QJsonParseError error;
+    const QJsonObject jsonObj = QJsonDocument::fromJson(json, &error).object();
+    qCDebug(modelLog) << "QJsonParseError:" << error.errorString();
+    d->responseItems = jsonObj.value("items").toArray();
+    d->addUnlistedLocalPlugins();
     endResetModel();
 }
 
+QString customOsTypeToString(OsType osType)
+{
+    switch (osType) {
+    case OsTypeWindows:
+        return "Windows";
+    case OsTypeLinux:
+        return "Linux";
+    case OsTypeMac:
+        return "macOS";
+    case OsTypeOtherUnix:
+        return "Other Unix";
+    case OsTypeOther:
+    default:
+        return "Other";
+    }
+}
+
 PluginSpec *pluginSpecForId(const QString &pluginId)
 {
     return findOrDefault(PluginManager::plugins(), equal(&PluginSpec::id, pluginId));
diff --git a/src/plugins/extensionmanager/extensionsmodel.h b/src/plugins/extensionmanager/extensionsmodel.h
index e837c2ae452..e8f47828ad0 100644
--- a/src/plugins/extensionmanager/extensionsmodel.h
+++ b/src/plugins/extensionmanager/extensionsmodel.h
@@ -3,6 +3,8 @@
 
 #pragma once
 
+#include <utils/osspecificaspects.h>
+
 #include <QAbstractListModel>
 
 namespace ExtensionSystem {
@@ -11,13 +13,6 @@ class PluginSpec;
 
 namespace ExtensionManager::Internal {
 
-using QPairList = QList<QPair<QString, QString> >;
-
-using ImagesData = QPairList; // { <caption, url>, ... }
-using LinksData = QPairList; // { <name, url>, ... }
-using PluginsData = QPairList; // { <name, url>, ... }
-using TextData = QList<QPair<QString, QStringList> >; // { <header, text>, ... }
-
 enum ItemType {
     ItemTypePack,
     ItemTypeExtension,
@@ -32,22 +27,19 @@ enum ExtensionState {
 
 enum Role {
     RoleName = Qt::UserRole,
-    RoleCompatVersion,
     RoleCopyright,
     RoleDependencies,
-    RoleDescriptionImages,
-    RoleDescriptionLinks,
-    RoleDescriptionText,
+    RoleDescriptionLong,
+    RoleDescriptionShort,
     RoleDownloadCount,
+    RoleDownloadUrl,
     RoleExtensionState,
     RoleId,
     RoleItemType,
     RoleLicense,
-    RoleLocation,
     RolePlatforms,
     RolePlugins,
     RoleSearchText,
-    RoleSize,
     RoleTags,
     RoleVendor,
     RoleVendorId,
@@ -63,12 +55,14 @@ public:
     int rowCount(const QModelIndex &parent = {}) const;
     QVariant data(const QModelIndex &index, int role) const;
 
+    QModelIndex indexOfId(const QString &extensionId) const;
     void setExtensionsJson(const QByteArray &json);
 
 private:
     class ExtensionsModelPrivate *d = nullptr;
 };
 
+QString customOsTypeToString(Utils::OsType osType);
 ExtensionSystem::PluginSpec *pluginSpecForId(const QString &pluginId);
 
 #ifdef WITH_TESTS
@@ -76,6 +70,3 @@ QObject *createExtensionsModelTest();
 #endif
 
 } // ExtensionManager::Internal
-
-Q_DECLARE_METATYPE(ExtensionManager::Internal::QPairList)
-Q_DECLARE_METATYPE(ExtensionManager::Internal::TextData)
diff --git a/src/plugins/extensionmanager/testdata/augmentedplugindata.json b/src/plugins/extensionmanager/testdata/augmentedplugindata.json
deleted file mode 100644
index 32efe15b708..00000000000
--- a/src/plugins/extensionmanager/testdata/augmentedplugindata.json
+++ /dev/null
@@ -1,71 +0,0 @@
-{
-  "items": [
-    {
-      "name": "ScreenRecorder",
-      "description": {
-        "paragraphs": [
-          {
-            "header": "Screen Recorder plugin",
-            "text": [
-              "With FFmpeg, you can record your screens and save the recordings as animated images or videos.",
-              "To record screens:",
-              "",
-              "- Select Tools > Screen Recording.",
-              "- Select to select the screen to record from and to set the recorded screen area.",
-              "- Select to start recording.",
-              "- Select when you are done recording.",
-              "- Select Crop and Trim to edit the recording.",
-              "- Select Export to save the recording as an animated image or a video."
-            ]
-          },
-          {
-            "header": "Set the screen and area to record",
-            "text": [
-              "Set the screen and the area to record in the Screen Recording Options dialog.",
-              "To select a screen and area:",
-              "",
-              "- In Display, select the display to record.",
-              "- In Recorded screen area, drag the guides to set the x and y coordinates of the starting point for the recording area, as well as the width and height of the area.",
-              "- Select OK to return to the Record Screen dialog."
-            ]
-          }
-        ],
-        "images": [
-          {
-            "image_label": "Create animated imges like this",
-            "url": "https://bugreports.qt.io/secure/attachment/156058/156058_DragAndCopyOnLinux.gif"
-          }
-        ],
-        "links": [
-          {
-            "link_text": "Documentation",
-            "url": "https://doc.qt.io/qtcreator/creator-how-to-record-screens.html"
-          },
-          {
-            "link_text": "Homepage",
-            "url": "https://www.qt.io/"
-          }
-        ]
-      },
-      "is_pack": false,
-      "plugins": [
-        {
-          "meta_data": {
-            "Name": "ScreenRecorder",
-            "Dependencies": [
-              {
-                "meta_data": {
-                  "Name": "Core",
-                  "Version": "13.0.2"
-                }
-              }
-            ],
-            "Version": "13.0.2"
-          }
-        }
-      ],
-      "tags": [ "Utility", "Docs" ],
-      "vendor": "The Qt Company Ltd"
-    }
-  ]
-}
diff --git a/src/plugins/extensionmanager/testdata/defaultpacks.json b/src/plugins/extensionmanager/testdata/defaultpacks.json
index d26b0a42c60..95b6d5920da 100644
--- a/src/plugins/extensionmanager/testdata/defaultpacks.json
+++ b/src/plugins/extensionmanager/testdata/defaultpacks.json
@@ -1,126 +1,114 @@
 {
   "items": [
+
     {
-      "name": "Essentials",
+      "id": "essentials",
+      "display_name": "Essentials",
       "tags": [ "Essentials" ],
-      "platforms": [ "macOS", "Windows", "Linux" ],
-      "license": "os",
-      "is_pack": true,
-      "description": {
-        "paragraphs": [
-          {
-            "text": [
-              "Basic services, such as editing and debugging code, viewing images, and adding resources to applications."
-            ],
-            "header": "Get started"
-          }
+      "license": "open-source",
+      "vendor_id": "theqtcompany",
+      "display_vendor": "The Qt Company",
+      "version": "14.0.2",
+      "pack": {
+        "description": "Get started",
+        "long_description": [
+          "Basic services, such as editing and debugging code, viewing images, and adding resources to applications.",
+          "",
+          "Online documentation: https://doc.qt.io/qtcreator/creator-coding-navigating.html"
         ],
-        "links": [
-          {
-            "url": "https://doc.qt.io/qtcreator/creator-coding-navigating.html",
-            "link_text": "Online documentation"
-          }
+        "plugins": [
+          "bineditor",
+          "debugger",
+          "diffeditor",
+          "imageviewer",
+          "macros",
+          "languageclient",
+          "resourceeditor"
         ]
-      },
-      "plugins": [
-        { "meta_data": { "Name": "BinEditor" } },
-        { "meta_data": { "Name": "Debugger" } },
-        { "meta_data": { "Name": "DiffEditor" } },
-        { "meta_data": { "Name": "ImageViewer" } },
-        { "meta_data": { "Name": "Macros" } },
-        { "meta_data": { "Name": "LanguageClient" } },
-        { "meta_data": { "Name": "ResourceEditor" } }
-      ]
+      }
     },
 
     {
-      "name": "C++ Support",
+      "id": "cppsupport",
+      "display_name": "C++ Support",
       "tags": [ "Programming Language", "C++" ],
-      "platforms": [ "macOS", "Windows", "Linux" ],
-      "license": "os",
-      "is_pack": true,
-      "description": {
-        "paragraphs": [
-          {
-            "text": [
-              "Tools for developing Qt C++ applications."
-            ],
-            "header": "Get started"
-          }
+      "license": "open-source",
+      "vendor_id": "theqtcompany",
+      "display_vendor": "The Qt Company",
+      "version": "14.0.2",
+      "pack": {
+        "description": "Get started",
+        "long_description": [
+          "Tools for developing Qt C++ applications."
+        ],
+        "plugins": [
+          "clangcodemodel",
+          "clangformat",
+          "classview",
+          "cppeditor"
         ]
-      },
-      "plugins": [
-        { "meta_data": { "Name": "ClangCodeModel" } },
-        { "meta_data": { "Name": "ClangFormat" } },
-        { "meta_data": { "Name": "ClassView" } },
-        { "meta_data": { "Name": "CppEditor" } }
-      ]
+      }
     },
 
     {
-      "name": "QML Support",
+      "id": "qmlsupport",
+      "display_name": "QML Support",
       "tags": [ "Programming Language", "QML" ],
-      "platforms": [ "macOS", "Windows", "Linux" ],
-      "license": "os",
-      "is_pack": true,
-      "description": {
-        "paragraphs": [
-          {
-            "text": [
-              "Tools for developing Qt Quick applications."
-            ],
-            "header": "Get started"
-          }
+      "license": "open-source",
+      "vendor_id": "theqtcompany",
+      "display_vendor": "The Qt Company",
+      "version": "14.0.2",
+      "pack": {
+        "description": "Get started",
+        "long_description": [
+          "Tools for developing Qt Quick applications."
+        ],
+        "plugins": [
+          "qmljseditor",
+          "qmljstools",
+          "qmlpreview",
+          "qmlprofiler"
         ]
-      },
-      "plugins": [
-        { "meta_data": { "Name": "QmlJSEditor" } },
-        { "meta_data": { "Name": "QmlJSTools" } },
-        { "meta_data": { "Name": "QmlPreview" } },
-        { "meta_data": { "Name": "QmlProfiler" } }
-      ]
+      }
     },
 
     {
-      "name": "Visual QML Editor",
+      "id": "visualqmleditor",
+      "display_name": "Visual QML Editor",
       "tags": [ "Visual UI editor", "qml", "Quick" ],
-      "platforms": [ "macOS", "Windows", "Linux" ],
-      "license": "os",
-      "is_pack": true,
-      "description": {
-        "paragraphs": [
-          {
-            "text": [
-              "Tools for creating Qt Quick UIs."
-            ],
-            "header": "Get started"
-          }
+      "license": "open-source",
+      "vendor_id": "theqtcompany",
+      "display_vendor": "The Qt Company",
+      "version": "14.0.2",
+      "pack": {
+        "description": "Get started",
+        "long_description": [
+          "Tools for creating Qt Quick UIs."
+        ],
+        "plugins": [
+          "qmldesigner"
         ]
-      },
-      "plugins": [
-        { "meta_data": { "Name": "QmlDesigner" } }
-      ]
+      }
     },
 
     {
-      "name": "Visual Widget Editor",
+      "id": "visualwidgeteditor",
+      "display_name": "Visual Widget Editor",
       "tags": [ "Visual UI editor", "C++", "Widgets" ],
-      "platforms": [ "macOS", "Windows", "Linux" ],
-      "license": "os",
-      "is_pack": true,
-      "description": {
-        "paragraphs": [
-          {
-            "text": [
-              "Visual tool for creating Qt widget-based UIs."
-            ],
-            "header": "Get started"
-          }
+      "license": "open-source",
+      "vendor_id": "theqtcompany",
+      "display_vendor": "The Qt Company",
+      "version": "14.0.2",
+      "pack": {
+        "description": "Get started",
+        "long_description": [
+          "Visual tool for creating Qt widget-based UIs."
+        ],
+        "plugins": [
+          "designer"
         ]
-      },
-      "plugins": [
-        { "meta_data": { "Name": "Designer" } }
-      ]
+      }
     }
+
   ]
 }
diff --git a/src/plugins/extensionmanager/testdata/thirdpartyplugins.json b/src/plugins/extensionmanager/testdata/thirdpartyplugins.json
index 910854a68f8..2f79b994920 100644
--- a/src/plugins/extensionmanager/testdata/thirdpartyplugins.json
+++ b/src/plugins/extensionmanager/testdata/thirdpartyplugins.json
@@ -1,38 +1,49 @@
 {
   "items": [
+
     {
-      "name": "SpellChecker",
+      "id": "spellchecker",
+      "display_name": "SpellChecker",
       "tags": [ "Editor" ],
-      "platforms": [ "macOS", "Windows", "Linux" ],
-      "license": "os",
-      "is_pack": false,
-      "description": {
-        "paragraphs": [
+      "license": "open-source",
+      "vendor_id": "carelcombrink",
+      "display_vendor": "Carel Combrink",
+      "downloads": 2333,
+      "plugin": {
+        "metadata": {
+          "Copyright": "(C) 2015 - 2024 Carel Combrink",
+          "Description": "Foo",
+          "LongDescription": [
+            "Spellcheck comments in source files."
+          ],
+          "Url" : "https://github.com/CJCombrink/SpellChecker-Plugin",
+          "DocumentationUrl" : "https://github.com/CJCombrink/SpellChecker-Plugin?tab=readme-ov-file#spellchecker-plugin"
+        },
+        "sources": [
           {
-            "text": [
-                "Spellcheck comments in source files."
-            ],
-            "header": "Get started"
-          }
-        ],
-        "links": [
+            "url": "https://github.com/CJCombrink/SpellChecker-Plugin/releases/download/v3.7.0/SpellChecker-Plugin_QtC14.0.0_linux_x64.tar.gz",
+            "platform": {
+              "name": "Linux",
+              "architecture": "x86_64"
+            }
+          },
           {
-            "url": "https://github.com/CJCombrink/SpellChecker-Plugin",
-            "link_text": "GitHub page"
+            "url": "https://github.com/CJCombrink/SpellChecker-Plugin/releases/download/v3.7.0/SpellChecker-Plugin_QtC14.0.0_macos_x64.tar.gz",
+            "platform": {
+              "name": "macOS",
+              "architecture": "x86_64"
+            }
+          },
+          {
+            "url": "https://github.com/CJCombrink/SpellChecker-Plugin/releases/download/v3.7.0/SpellChecker-Plugin_QtC14.0.0_win64_x64.zip",
+            "platform": {
+              "name": "Windows",
+              "architecture": "x86_64"
+            }
           }
         ]
-      },
-      "plugins": [
-        {
-          "meta_data": {
-            "Name": "SpellChecker",
-            "Copyright": "(C) 2015 - 2024 Carel Combrink"
-          },
-          "url": "https://github.com/CJCombrink/SpellChecker-Plugin/releases/download/v3.6.0/SpellChecker-Plugin_QtC13.0.0_macos_x64.tar.gz"
-        }
-      ],
-      "vendor": "Carel Combrink",
-      "copyright": "(C) 2015 - 2024 Carel Combrink"
+      }
     }
+
   ]
 }
diff --git a/src/plugins/extensionmanager/testdata/varieddata.json b/src/plugins/extensionmanager/testdata/varieddata.json
deleted file mode 100644
index 245d08ad844..00000000000
--- a/src/plugins/extensionmanager/testdata/varieddata.json
+++ /dev/null
@@ -1,76 +0,0 @@
-{
-  "items": [
-    {
-      "name": "Few tags",
-      "tags": [ "Tag one", "Tag two"]
-    },
-
-    {
-      "name": "Many tags",
-      "tags": [ "Tag_01", "Tag_02", "Tag_03", "Tag_04", "Tag_05", "Tag_06", "Tag_07", "Tag_08", "Tag_09", "Tag_10", "Tag_11", "Tag_12", "Tag_13", "Tag_14", "Tag_15", "Tag_16", "Tag_17", "Tag_18", "Tag_19", "Tag_20", "Tag_21", "Tag_22", "Tag_23", "Tag_24", "Tag_25", "Tag_26", "Tag_27", "Tag_28", "Tag_29", "Tag_30", "And_a_very_long_tag_without_spaces", "Ok, a last long tag without spaces, but that sgould be enough"],
-      "description": {
-        "paragraphs": [
-          {
-            "text": [
-              "... and a few long ones"
-            ]
-          }
-        ]
-      }
-    },
-
-    {
-      "name": "One static image",
-      "description": {
-        "paragraphs": [
-          {
-            "text": [
-              "png"
-            ]
-          }
-        ],
-        "images": [
-          {
-            "image_label": "Screenshot",
-            "url": "https://bugreports.qt.io/secure/attachment/147354/VirtualNodesShownAsNotExisting.png"
-          }
-        ]
-      }
-    },
-
-    {
-      "name": "One animated image",
-      "description": {
-        "paragraphs": [
-          {
-            "text": [
-              "gif (animated)"
-            ]
-          }
-        ],
-        "images": [
-          {
-            "image_label": "Screencast",
-            "url": "https://bugreports.qt.io/secure/attachment/156058/156058_DragAndCopyOnLinux.gif"
-          }
-        ]
-      }
-    },
-
-    {
-      "name": "Vendor, no download count",
-      "vendor": "Vendor name"
-    },
-
-    {
-      "name": "No vendor, but download count",
-      "download_count": 12345
-    },
-
-    {
-      "name": "Vendor and download count",
-      "vendor": "Vendor name",
-      "download_count": 12345
-    }
-  ]
-}