diff --git a/launcher/minecraft/PackProfile.cpp b/launcher/minecraft/PackProfile.cpp
index 43fa3f8d..2028b236 100644
--- a/launcher/minecraft/PackProfile.cpp
+++ b/launcher/minecraft/PackProfile.cpp
@@ -49,6 +49,7 @@
 #include "minecraft/OneSixVersionFormat.h"
 #include "FileSystem.h"
 #include "minecraft/MinecraftInstance.h"
+#include "minecraft/ProfileUtils.h"
 #include "Json.h"
 
 #include "PackProfile.h"
@@ -737,6 +738,11 @@ void PackProfile::installCustomJar(QString selectedFile)
     installCustomJar_internal(selectedFile);
 }
 
+void PackProfile::installComponents(QStringList selectedFiles)
+{
+    installComponents_internal(selectedFiles);
+}
+
 void PackProfile::installAgents(QStringList selectedFiles)
 {
     installAgents_internal(selectedFiles);
@@ -939,6 +945,32 @@ bool PackProfile::installCustomJar_internal(QString filepath)
     return true;
 }
 
+bool PackProfile::installComponents_internal(QStringList filepaths)
+{
+    const QString patchDir = FS::PathCombine(d->m_instance->instanceRoot(), "patches");
+    if (!FS::ensureFolderPathExists(patchDir))
+        return false;
+
+    for (const QString& source : filepaths) {
+        const QFileInfo sourceInfo(source);
+
+        auto versionFile = ProfileUtils::parseJsonFile(sourceInfo, false);
+        const QString target = FS::PathCombine(patchDir, versionFile->uid + ".json");
+
+        if (!QFile::copy(source, target))
+        {
+            return false;
+        }
+
+        appendComponent(new Component(this, versionFile->uid, versionFile));
+    }
+
+    scheduleSave();
+    invalidateLaunchProfile();
+
+    return true;
+}
+
 bool PackProfile::installAgents_internal(QStringList filepaths)
 {
     // FIXME code duplication
diff --git a/launcher/minecraft/PackProfile.h b/launcher/minecraft/PackProfile.h
index 2330cca1..35af9a56 100644
--- a/launcher/minecraft/PackProfile.h
+++ b/launcher/minecraft/PackProfile.h
@@ -86,6 +86,9 @@ public:
     /// install a jar/zip as a replacement for the main jar
     void installCustomJar(QString selectedFile);
 
+    /// install MMC/Prism component files
+    void installComponents(QStringList selectedFiles);
+
     /// install Java agent files
     void installAgents(QStringList selectedFiles);
 
@@ -171,6 +174,7 @@ private:
     bool load();
     bool installJarMods_internal(QStringList filepaths);
     bool installCustomJar_internal(QString filepath);
+    bool installComponents_internal(QStringList filepaths);
     bool installAgents_internal(QStringList filepaths);
     bool removeComponent_internal(ComponentPtr patch);
 
diff --git a/launcher/ui/pages/instance/VersionPage.cpp b/launcher/ui/pages/instance/VersionPage.cpp
index d200652a..07a97813 100644
--- a/launcher/ui/pages/instance/VersionPage.cpp
+++ b/launcher/ui/pages/instance/VersionPage.cpp
@@ -282,6 +282,7 @@ void VersionPage::updateButtons(int row)
     ui->actionRevert->setEnabled(controlsEnabled && patch && patch->isRevertible());
     ui->actionDownload_All->setEnabled(controlsEnabled);
     ui->actionAdd_Empty->setEnabled(controlsEnabled);
+    ui->actionImport_Components->setEnabled(controlsEnabled);
     ui->actionReload->setEnabled(controlsEnabled);
     ui->actionInstall_mods->setEnabled(controlsEnabled);
     ui->actionReplace_Minecraft_jar->setEnabled(controlsEnabled);
@@ -375,6 +376,16 @@ void VersionPage::on_actionReplace_Minecraft_jar_triggered()
     updateButtons();
 }
 
+void VersionPage::on_actionImport_Components_triggered()
+{
+    QStringList list = GuiUtil::BrowseForFiles("component", tr("Select components"), tr("Components (*.json)"),
+                                               APPLICATION->settings()->get("CentralModsDir").toString(), this->parentWidget());
+
+    if (!list.isEmpty())
+        m_profile->installComponents(list);
+
+    updateButtons();
+}
 
 void VersionPage::on_actionAdd_Agents_triggered()
 {
diff --git a/launcher/ui/pages/instance/VersionPage.h b/launcher/ui/pages/instance/VersionPage.h
index 166f36bb..a56f016d 100644
--- a/launcher/ui/pages/instance/VersionPage.h
+++ b/launcher/ui/pages/instance/VersionPage.h
@@ -86,6 +86,7 @@ private slots:
     void on_actionMove_down_triggered();
     void on_actionAdd_to_Minecraft_jar_triggered();
     void on_actionReplace_Minecraft_jar_triggered();
+    void on_actionImport_Components_triggered();
     void on_actionAdd_Agents_triggered();
     void on_actionRevert_triggered();
     void on_actionEdit_triggered();
diff --git a/launcher/ui/pages/instance/VersionPage.ui b/launcher/ui/pages/instance/VersionPage.ui
index 4cd50885..4777eafe 100644
--- a/launcher/ui/pages/instance/VersionPage.ui
+++ b/launcher/ui/pages/instance/VersionPage.ui
@@ -108,6 +108,7 @@
    <addaction name="actionReplace_Minecraft_jar"/>
    <addaction name="actionAdd_Agents"/>
    <addaction name="actionAdd_Empty"/>
+   <addaction name="actionImport_Components"/>
    <addaction name="separator"/>
    <addaction name="actionMinecraftFolder"/>
    <addaction name="actionLibrariesFolder"/>
@@ -226,10 +227,10 @@
   </action>
   <action name="actionAdd_Agents">
    <property name="text">
-	<string>Add Agents</string>
+    <string>Add Agents</string>
    </property>
    <property name="toolTip">
-	<string>Add Java agents.</string>
+    <string>Add Java agents.</string>
    </property>
   </action>
   <action name="actionAdd_Empty">
@@ -272,6 +273,14 @@
     <string>Open the instance's local libraries folder.</string>
    </property>
   </action>
+  <action name="actionImport_Components">
+   <property name="text">
+    <string>Import Components</string>
+   </property>
+   <property name="toolTip">
+    <string>Import existing component JSON files.</string>
+   </property>
+  </action>
  </widget>
  <customwidgets>
   <customwidget>