diff --git a/source/frontend/pluginlist/pluginlistdialog.cpp b/source/frontend/pluginlist/pluginlistdialog.cpp
index 3d5a20ac9..3847699d8 100644
--- a/source/frontend/pluginlist/pluginlistdialog.cpp
+++ b/source/frontend/pluginlist/pluginlistdialog.cpp
@@ -1178,7 +1178,9 @@ void PluginListDialog::showEvent(QShowEvent* const event)
         p->discovery.dialog->ch_updated->setChecked(true);
         p->discovery.dialog->ch_invalid->setChecked(false);
         p->discovery.dialog->group->setEnabled(false);
+        p->discovery.dialog->group_formats->hide();
         p->discovery.dialog->progressBar->setFormat("Starting initial discovery...");
+        p->discovery.dialog->adjustSize();
 
         QObject::connect(p->discovery.dialog->b_skip, &QPushButton::clicked,
                          this, &PluginListDialog::refreshPluginsSkip);
@@ -1221,73 +1223,109 @@ void PluginListDialog::timerEvent(QTimerEvent* const event)
                 }
                 [[fallthrough]];
             case PLUGIN_INTERNAL:
-                ui.label->setText(tr("Discovering LADSPA plugins..."));
-                path = p->paths.ladspa;
-                p->discovery.ptype = PLUGIN_LADSPA;
-                break;
+                if (p->discovery.dialog->ch_ladspa->isChecked() || !p->discovery.dialog->group_formats->isVisible())
+                {
+                    ui.label->setText(tr("Discovering LADSPA plugins..."));
+                    path = p->paths.ladspa;
+                    p->discovery.ptype = PLUGIN_LADSPA;
+                    break;
+                }
+                [[fallthrough]];
             case PLUGIN_LADSPA:
-                ui.label->setText(tr("Discovering DSSI plugins..."));
-                path = p->paths.dssi;
-                p->discovery.ptype = PLUGIN_DSSI;
-                break;
+                if (p->discovery.dialog->ch_dssi->isChecked() || !p->discovery.dialog->group_formats->isVisible())
+                {
+                    ui.label->setText(tr("Discovering DSSI plugins..."));
+                    path = p->paths.dssi;
+                    p->discovery.ptype = PLUGIN_DSSI;
+                    break;
+                }
+                [[fallthrough]];
             case PLUGIN_DSSI:
            #endif
-                if (p->discovery.btype == BINARY_NATIVE && p->paths.lv2.isNotEmpty())
+                if (p->discovery.dialog->ch_lv2->isChecked() || !p->discovery.dialog->group_formats->isVisible())
                 {
-                    ui.label->setText(tr("Discovering LV2 plugins..."));
-                    path = p->paths.lv2;
-                    p->discovery.ptype = PLUGIN_LV2;
-                    break;
+                    if (p->discovery.btype == BINARY_NATIVE && p->paths.lv2.isNotEmpty())
+                    {
+                        ui.label->setText(tr("Discovering LV2 plugins..."));
+                        path = p->paths.lv2;
+                        p->discovery.ptype = PLUGIN_LV2;
+                        break;
+                    }
                 }
                 [[fallthrough]];
             case PLUGIN_LV2:
-                ui.label->setText(tr("Discovering VST2 plugins..."));
-                path = p->paths.vst2;
-                p->discovery.ptype = PLUGIN_VST2;
-                break;
+                if (p->discovery.dialog->ch_vst2->isChecked() || !p->discovery.dialog->group_formats->isVisible())
+                {
+                    ui.label->setText(tr("Discovering VST2 plugins..."));
+                    path = p->paths.vst2;
+                    p->discovery.ptype = PLUGIN_VST2;
+                    break;
+                }
+                [[fallthrough]];
             case PLUGIN_VST2:
-                ui.label->setText(tr("Discovering VST3 plugins..."));
-                path = p->paths.vst3;
-                p->discovery.ptype = PLUGIN_VST3;
-                break;
+                if (p->discovery.dialog->ch_vst3->isChecked() || !p->discovery.dialog->group_formats->isVisible())
+                {
+                    ui.label->setText(tr("Discovering VST3 plugins..."));
+                    path = p->paths.vst3;
+                    p->discovery.ptype = PLUGIN_VST3;
+                    break;
+                }
+                [[fallthrough]];
             case PLUGIN_VST3:
-                ui.label->setText(tr("Discovering CLAP plugins..."));
-                path = p->paths.clap;
-                p->discovery.ptype = PLUGIN_CLAP;
-                break;
+                if (p->discovery.dialog->ch_clap->isChecked() || !p->discovery.dialog->group_formats->isVisible())
+                {
+                    ui.label->setText(tr("Discovering CLAP plugins..."));
+                    path = p->paths.clap;
+                    p->discovery.ptype = PLUGIN_CLAP;
+                    break;
+                }
+                [[fallthrough]];
             case PLUGIN_CLAP:
            #ifdef CARLA_OS_MAC
-                ui.label->setText(tr("Discovering AU plugins..."));
-                path = p->paths.au;
-                p->discovery.ptype = PLUGIN_AU;
-                break;
+                if (p->discovery.dialog->ch_au->isChecked() || !p->discovery.dialog->group_formats->isVisible())
+                {
+                    ui.label->setText(tr("Discovering AU plugins..."));
+                    path = p->paths.au;
+                    p->discovery.ptype = PLUGIN_AU;
+                    break;
+                }
+                [[fallthrough]];
             case PLUGIN_AU:
            #endif
           #ifndef CARLA_FRONTEND_ONLY_EMBEDDABLE_PLUGINS
-                if (p->discovery.btype == BINARY_NATIVE && p->paths.jsfx.isNotEmpty())
+                if (p->discovery.dialog->ch_jsfx->isChecked() || !p->discovery.dialog->group_formats->isVisible())
                 {
-                    ui.label->setText(tr("Discovering JSFX plugins..."));
-                    path = p->paths.jsfx;
-                    p->discovery.ptype = PLUGIN_JSFX;
-                    break;
+                    if (p->discovery.btype == BINARY_NATIVE && p->paths.jsfx.isNotEmpty())
+                    {
+                        ui.label->setText(tr("Discovering JSFX plugins..."));
+                        path = p->paths.jsfx;
+                        p->discovery.ptype = PLUGIN_JSFX;
+                        break;
+                    }
                 }
                 [[fallthrough]];
             case PLUGIN_JSFX:
-                if (p->discovery.btype == BINARY_NATIVE && p->paths.sf2.isNotEmpty())
+                if (p->discovery.dialog->ch_sf2->isChecked() || !p->discovery.dialog->group_formats->isVisible())
                 {
-                    ui.label->setText(tr("Discovering SF2 kits..."));
-                    path = p->paths.sf2;
-                    p->discovery.ptype = PLUGIN_SF2;
-                    break;
+                    if (p->discovery.btype == BINARY_NATIVE && p->paths.sf2.isNotEmpty())
+                    {
+                        ui.label->setText(tr("Discovering SF2 kits..."));
+                        path = p->paths.sf2;
+                        p->discovery.ptype = PLUGIN_SF2;
+                        break;
+                    }
                 }
                 [[fallthrough]];
             case PLUGIN_SF2:
-                if (p->discovery.btype == BINARY_NATIVE && p->paths.sfz.isNotEmpty())
+                if (p->discovery.dialog->ch_sfz->isChecked() || !p->discovery.dialog->group_formats->isVisible())
                 {
-                    ui.label->setText(tr("Discovering SFZ kits..."));
-                    path = p->paths.sfz;
-                    p->discovery.ptype = PLUGIN_SFZ;
-                    break;
+                    if (p->discovery.btype == BINARY_NATIVE && p->paths.sfz.isNotEmpty())
+                    {
+                        ui.label->setText(tr("Discovering SFZ kits..."));
+                        path = p->paths.sfz;
+                        p->discovery.ptype = PLUGIN_SFZ;
+                        break;
+                    }
                 }
                 [[fallthrough]];
             case PLUGIN_SFZ:
@@ -1306,7 +1344,7 @@ void PluginListDialog::timerEvent(QTimerEvent* const event)
             if (p->timerId == 0)
                 break;
 
-            if (p->discovery.dialog)
+            if (p->discovery.dialog != nullptr)
                 p->discovery.dialog->progressBar->setFormat(ui.label->text());
 
             p->discovery.handle = carla_plugin_discovery_start(p->discovery.tool.toUtf8().constData(),
diff --git a/source/frontend/pluginlist/pluginrefreshdialog.hpp b/source/frontend/pluginlist/pluginrefreshdialog.hpp
index ce7c34baf..5a637d4b9 100644
--- a/source/frontend/pluginlist/pluginrefreshdialog.hpp
+++ b/source/frontend/pluginlist/pluginrefreshdialog.hpp
@@ -14,8 +14,11 @@
 // Plugin Refresh Dialog
 
 struct PluginRefreshDialog : QDialog, Ui_PluginRefreshDialog {
-    explicit PluginRefreshDialog(QWidget* const parent)
-        : QDialog(parent)
+    const bool _firstInit;
+
+    explicit PluginRefreshDialog(QWidget* const parent, bool firstInit = false)
+        : QDialog(parent),
+          _firstInit(firstInit)
     {
         setupUi(this);
 
@@ -27,6 +30,9 @@ struct PluginRefreshDialog : QDialog, Ui_PluginRefreshDialog {
         b_skip->setEnabled(false);
         ch_invalid->setEnabled(false);
 
+        if (_firstInit)
+            return;
+
         // ------------------------------------------------------------------------------------------------------------
         // Load settings
 
@@ -41,6 +47,18 @@ struct PluginRefreshDialog : QDialog, Ui_PluginRefreshDialog {
                 ch_updated->setChecked(true);
 
             ch_invalid->setChecked(settings.valueBool("PluginRefreshDialog/CheckInvalid", false));
+
+            group_formats->setChecked(settings.valueBool("PluginRefreshDialog/RestrictFormats", false));
+            ch_ladspa->setChecked(settings.valueBool("PluginRefreshDialog/SearchLADSPA", true));
+            ch_dssi->setChecked(settings.valueBool("PluginRefreshDialog/SearchDSSI", true));
+            ch_lv2->setChecked(settings.valueBool("PluginRefreshDialog/SearchLV2", true));
+            ch_vst2->setChecked(settings.valueBool("PluginRefreshDialog/SearchVST2", true));
+            ch_vst3->setChecked(settings.valueBool("PluginRefreshDialog/SearchVST3", true));
+            ch_clap->setChecked(settings.valueBool("PluginRefreshDialog/SearchCLAP", true));
+            ch_au->setChecked(settings.valueBool("PluginRefreshDialog/SearchAU", true));
+            ch_jsfx->setChecked(settings.valueBool("PluginRefreshDialog/SearchJSFX", true));
+            ch_sf2->setChecked(settings.valueBool("PluginRefreshDialog/SearchSF2", true));
+            ch_sfz->setChecked(settings.valueBool("PluginRefreshDialog/SearchSFZ", true));
         }
 
         // ------------------------------------------------------------------------------------------------------------
@@ -55,10 +73,24 @@ struct PluginRefreshDialog : QDialog, Ui_PluginRefreshDialog {
 private Q_SLOTS:
     void saveSettings()
     {
+        if (_firstInit)
+            return;
+
         QSafeSettings settings;
         settings.setValue("PluginRefreshDialog/Geometry", saveGeometry());
         settings.setValue("PluginRefreshDialog/RefreshAll", ch_all->isChecked());
         settings.setValue("PluginRefreshDialog/CheckInvalid", ch_invalid->isChecked());
+        settings.setValue("PluginRefreshDialog/RestrictFormats", group_formats->isChecked());
+        settings.setValue("PluginRefreshDialog/SearchLADSPA", ch_ladspa->isChecked());
+        settings.setValue("PluginRefreshDialog/SearchDSSI", ch_dssi->isChecked());
+        settings.setValue("PluginRefreshDialog/SearchLV2", ch_lv2->isChecked());
+        settings.setValue("PluginRefreshDialog/SearchVST2", ch_vst2->isChecked());
+        settings.setValue("PluginRefreshDialog/SearchVST3", ch_vst3->isChecked());
+        settings.setValue("PluginRefreshDialog/SearchCLAP", ch_clap->isChecked());
+        settings.setValue("PluginRefreshDialog/SearchAU", ch_au->isChecked());
+        settings.setValue("PluginRefreshDialog/SearchJSFX", ch_jsfx->isChecked());
+        settings.setValue("PluginRefreshDialog/SearchSF2", ch_sf2->isChecked());
+        settings.setValue("PluginRefreshDialog/SearchSFZ", ch_sfz->isChecked());
     }
 };
 
diff --git a/source/frontend/pluginlist/pluginrefreshdialog.ui b/source/frontend/pluginlist/pluginrefreshdialog.ui
index b25da3c7d..a2c299f3c 100644
--- a/source/frontend/pluginlist/pluginrefreshdialog.ui
+++ b/source/frontend/pluginlist/pluginrefreshdialog.ui
@@ -6,14 +6,14 @@
    <rect>
     <x>0</x>
     <y>0</y>
-    <width>873</width>
-    <height>179</height>
+    <width>375</width>
+    <height>430</height>
    </rect>
   </property>
   <property name="windowTitle">
    <string>Plugin Refresh</string>
   </property>
-  <layout class="QVBoxLayout" name="verticalLayout_5">
+  <layout class="QVBoxLayout" name="verticalLayout_2">
    <item>
     <layout class="QHBoxLayout" name="horizontalLayout_3">
      <item>
@@ -100,6 +100,152 @@
      </property>
     </spacer>
    </item>
+   <item>
+    <widget class="QGroupBox" name="group_formats">
+     <property name="title">
+      <string>Restrict search formats</string>
+     </property>
+     <property name="alignment">
+      <set>Qt::AlignCenter</set>
+     </property>
+     <property name="checkable">
+      <bool>true</bool>
+     </property>
+     <layout class="QGridLayout" name="gridLayout">
+      <item row="0" column="3">
+       <widget class="QCheckBox" name="ch_jsfx">
+        <property name="text">
+         <string>JSFX</string>
+        </property>
+       </widget>
+      </item>
+      <item row="6" column="1">
+       <widget class="QCheckBox" name="ch_au">
+        <property name="text">
+         <string>AU</string>
+        </property>
+       </widget>
+      </item>
+      <item row="0" column="4">
+       <spacer name="horizontalSpacer_4">
+        <property name="orientation">
+         <enum>Qt::Horizontal</enum>
+        </property>
+        <property name="sizeType">
+         <enum>QSizePolicy::MinimumExpanding</enum>
+        </property>
+        <property name="sizeHint" stdset="0">
+         <size>
+          <width>120</width>
+          <height>1</height>
+         </size>
+        </property>
+       </spacer>
+      </item>
+      <item row="1" column="3">
+       <widget class="QCheckBox" name="ch_sf2">
+        <property name="text">
+         <string>SF2/3</string>
+        </property>
+       </widget>
+      </item>
+      <item row="1" column="1">
+       <widget class="QCheckBox" name="ch_dssi">
+        <property name="text">
+         <string>DSSI</string>
+        </property>
+       </widget>
+      </item>
+      <item row="5" column="1">
+       <widget class="QCheckBox" name="ch_clap">
+        <property name="text">
+         <string>CLAP</string>
+        </property>
+       </widget>
+      </item>
+      <item row="2" column="1">
+       <widget class="QCheckBox" name="ch_lv2">
+        <property name="text">
+         <string>LV2</string>
+        </property>
+       </widget>
+      </item>
+      <item row="4" column="1">
+       <widget class="QCheckBox" name="ch_vst3">
+        <property name="text">
+         <string>VST3</string>
+        </property>
+       </widget>
+      </item>
+      <item row="0" column="0">
+       <spacer name="horizontalSpacer_2">
+        <property name="orientation">
+         <enum>Qt::Horizontal</enum>
+        </property>
+        <property name="sizeType">
+         <enum>QSizePolicy::MinimumExpanding</enum>
+        </property>
+        <property name="sizeHint" stdset="0">
+         <size>
+          <width>120</width>
+          <height>1</height>
+         </size>
+        </property>
+       </spacer>
+      </item>
+      <item row="0" column="1">
+       <widget class="QCheckBox" name="ch_ladspa">
+        <property name="text">
+         <string>LADSPA</string>
+        </property>
+       </widget>
+      </item>
+      <item row="2" column="3">
+       <widget class="QCheckBox" name="ch_sfz">
+        <property name="text">
+         <string>SFZ</string>
+        </property>
+       </widget>
+      </item>
+      <item row="3" column="1">
+       <widget class="QCheckBox" name="ch_vst2">
+        <property name="text">
+         <string>VST2</string>
+        </property>
+       </widget>
+      </item>
+      <item row="0" column="2">
+       <spacer name="horizontalSpacer_5">
+        <property name="orientation">
+         <enum>Qt::Horizontal</enum>
+        </property>
+        <property name="sizeType">
+         <enum>QSizePolicy::MinimumExpanding</enum>
+        </property>
+        <property name="sizeHint" stdset="0">
+         <size>
+          <width>120</width>
+          <height>1</height>
+         </size>
+        </property>
+       </spacer>
+      </item>
+     </layout>
+    </widget>
+   </item>
+   <item>
+    <spacer name="verticalSpacer_2">
+     <property name="orientation">
+      <enum>Qt::Vertical</enum>
+     </property>
+     <property name="sizeHint" stdset="0">
+      <size>
+       <width>20</width>
+       <height>0</height>
+      </size>
+     </property>
+    </spacer>
+   </item>
    <item>
     <layout class="QHBoxLayout" name="horizontalLayout">
      <item>