diff --git a/CMakeLists.txt b/CMakeLists.txt
index ad18b67e7..decea3fef 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -804,6 +804,7 @@ src/gui/grooves.cpp
 src/gui/insEdit.cpp
 src/gui/intro.cpp
 src/gui/log.cpp
+src/gui/memory.cpp
 src/gui/mixer.cpp
 src/gui/midiMap.cpp
 src/gui/newSong.cpp
diff --git a/src/gui/doAction.cpp b/src/gui/doAction.cpp
index e31eb289f..c706410b3 100644
--- a/src/gui/doAction.cpp
+++ b/src/gui/doAction.cpp
@@ -313,6 +313,9 @@ void FurnaceGUI::doAction(int what) {
     case GUI_ACTION_WINDOW_XY_OSC:
       nextWindow=GUI_WINDOW_XY_OSC;
       break;
+    case GUI_ACTION_WINDOW_MEMORY:
+      nextWindow=GUI_WINDOW_MEMORY;
+      break;
     
     case GUI_ACTION_COLLAPSE_WINDOW:
       collapseWindow=true;
@@ -412,6 +415,9 @@ void FurnaceGUI::doAction(int what) {
         case GUI_WINDOW_XY_OSC:
           xyOscOpen=false;
           break;
+        case GUI_WINDOW_MEMORY:
+          memoryOpen=false;
+          break;
         default:
           break;
       }
diff --git a/src/gui/gui.cpp b/src/gui/gui.cpp
index 43eaed806..c9593d7c1 100644
--- a/src/gui/gui.cpp
+++ b/src/gui/gui.cpp
@@ -3464,6 +3464,7 @@ bool FurnaceGUI::loop() {
   DECLARE_METRIC(settings)
   DECLARE_METRIC(debug)
   DECLARE_METRIC(stats)
+  DECLARE_METRIC(memory)
   DECLARE_METRIC(compatFlags)
   DECLARE_METRIC(piano)
   DECLARE_METRIC(notes)
@@ -4044,6 +4045,7 @@ bool FurnaceGUI::loop() {
         IMPORT_CLOSE(speedOpen);
         IMPORT_CLOSE(groovesOpen);
         IMPORT_CLOSE(xyOscOpen);
+        IMPORT_CLOSE(memoryOpen);
       } else if (pendingLayoutImportStep==1) {
         // let the UI settle
       } else if (pendingLayoutImportStep==2) {
@@ -4415,6 +4417,7 @@ bool FurnaceGUI::loop() {
         if (ImGui::MenuItem("register view",BIND_FOR(GUI_ACTION_WINDOW_REGISTER_VIEW),regViewOpen)) regViewOpen=!regViewOpen;
         if (ImGui::MenuItem("log viewer",BIND_FOR(GUI_ACTION_WINDOW_LOG),logOpen)) logOpen=!logOpen;
         if (ImGui::MenuItem("statistics",BIND_FOR(GUI_ACTION_WINDOW_STATS),statsOpen)) statsOpen=!statsOpen;
+        if (ImGui::MenuItem("memory composition",BIND_FOR(GUI_ACTION_WINDOW_MEMORY),memoryOpen)) memoryOpen=!memoryOpen;
         if (spoilerOpen) if (ImGui::MenuItem("spoiler",NULL,spoilerOpen)) spoilerOpen=!spoilerOpen;
 
         ImGui::EndMenu();
@@ -4636,6 +4639,7 @@ bool FurnaceGUI::loop() {
       MEASURE(volMeter,drawVolMeter());
       MEASURE(grooves,drawGrooves());
       MEASURE(regView,drawRegView());
+      MEASURE(memory,drawMemory());
     } else {
       globalWinFlags=0;
       ImGui::DockSpaceOverViewport(NULL,lockLayout?(ImGuiDockNodeFlags_NoWindowMenuButton|ImGuiDockNodeFlags_NoMove|ImGuiDockNodeFlags_NoResize|ImGuiDockNodeFlags_NoCloseButton|ImGuiDockNodeFlags_NoDocking|ImGuiDockNodeFlags_NoDockingSplitMe|ImGuiDockNodeFlags_NoDockingSplitOther):0);
@@ -4666,6 +4670,7 @@ bool FurnaceGUI::loop() {
       MEASURE(settings,drawSettings());
       MEASURE(debug,drawDebug());
       MEASURE(stats,drawStats());
+      MEASURE(memory,drawMemory());
       MEASURE(compatFlags,drawCompatFlags());
       MEASURE(piano,drawPiano());
       MEASURE(notes,drawNotes());
@@ -6562,6 +6567,7 @@ bool FurnaceGUI::init() {
   oscOpen=e->getConfBool("oscOpen",true);
   chanOscOpen=e->getConfBool("chanOscOpen",false);
   xyOscOpen=e->getConfBool("xyOscOpen",false);
+  memoryOpen=e->getConfBool("memoryOpen",false);
   volMeterOpen=e->getConfBool("volMeterOpen",true);
   statsOpen=e->getConfBool("statsOpen",false);
   compatFlagsOpen=e->getConfBool("compatFlagsOpen",false);
@@ -7124,6 +7130,7 @@ void FurnaceGUI::commitState() {
   e->setConf("oscOpen",oscOpen);
   e->setConf("chanOscOpen",chanOscOpen);
   e->setConf("xyOscOpen",xyOscOpen);
+  e->setConf("memoryOpen",memoryOpen);
   e->setConf("volMeterOpen",volMeterOpen);
   e->setConf("statsOpen",statsOpen);
   e->setConf("compatFlagsOpen",compatFlagsOpen);
@@ -7487,6 +7494,7 @@ FurnaceGUI::FurnaceGUI():
   speedOpen(true),
   groovesOpen(false),
   xyOscOpen(false),
+  memoryOpen(false),
   shortIntro(false),
   insListDir(false),
   waveListDir(false),
diff --git a/src/gui/gui.h b/src/gui/gui.h
index 0b95cafd1..9407e0c8e 100644
--- a/src/gui/gui.h
+++ b/src/gui/gui.h
@@ -457,6 +457,7 @@ enum FurnaceGUIWindows {
   GUI_WINDOW_GROOVES,
   GUI_WINDOW_XY_OSC,
   GUI_WINDOW_INTRO_MON,
+  GUI_WINDOW_MEMORY,
   GUI_WINDOW_SPOILER
 };
 
@@ -647,6 +648,7 @@ enum FurnaceGUIActions {
   GUI_ACTION_WINDOW_CLOCK,
   GUI_ACTION_WINDOW_GROOVES,
   GUI_ACTION_WINDOW_XY_OSC,
+  GUI_ACTION_WINDOW_MEMORY,
 
   GUI_ACTION_COLLAPSE_WINDOW,
   GUI_ACTION_CLOSE_WINDOW,
@@ -2042,7 +2044,7 @@ class FurnaceGUI {
   bool mixerOpen, debugOpen, inspectorOpen, oscOpen, volMeterOpen, statsOpen, compatFlagsOpen;
   bool pianoOpen, notesOpen, channelsOpen, regViewOpen, logOpen, effectListOpen, chanOscOpen;
   bool subSongsOpen, findOpen, spoilerOpen, patManagerOpen, sysManagerOpen, clockOpen, speedOpen;
-  bool groovesOpen, xyOscOpen;
+  bool groovesOpen, xyOscOpen, memoryOpen;
 
   bool shortIntro;
   bool insListDir, waveListDir, sampleListDir;
@@ -2539,6 +2541,7 @@ class FurnaceGUI {
   void drawChanOsc();
   void drawVolMeter();
   void drawStats();
+  void drawMemory();
   void drawCompatFlags();
   void drawPiano();
   void drawNotes();
diff --git a/src/gui/guiConst.cpp b/src/gui/guiConst.cpp
index 83b3146ac..bca38b73e 100644
--- a/src/gui/guiConst.cpp
+++ b/src/gui/guiConst.cpp
@@ -605,6 +605,7 @@ const FurnaceGUIActionDef guiActions[GUI_ACTION_MAX]={
   D("WINDOW_CLOCK", "Clock", 0),
   D("WINDOW_GROOVES", "Grooves", 0),
   D("WINDOW_XY_OSC", "Oscilloscope (X-Y)", 0),
+  D("WINDOW_MEMORY", "Memory Compositiom", 0),
 
   D("COLLAPSE_WINDOW", "Collapse/expand current window", 0),
   D("CLOSE_WINDOW", "Close current window", FURKMOD_SHIFT|SDLK_ESCAPE),
diff --git a/src/gui/memory.cpp b/src/gui/memory.cpp
new file mode 100644
index 000000000..84e3a2e0e
--- /dev/null
+++ b/src/gui/memory.cpp
@@ -0,0 +1,36 @@
+/**
+ * Furnace Tracker - multi-system chiptune tracker
+ * Copyright (C) 2021-2024 tildearrow and contributors
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ */
+
+#include "gui.h"
+#include <fmt/printf.h>
+#include <imgui.h>
+
+void FurnaceGUI::drawMemory() {
+  if (nextWindow==GUI_WINDOW_MEMORY) {
+    memoryOpen=true;
+    ImGui::SetNextWindowFocus();
+    nextWindow=GUI_WINDOW_NOTHING;
+  }
+  if (!memoryOpen) return;
+  if (ImGui::Begin("Memory Composition",&memoryOpen,globalWinFlags)) {
+    ImGui::Text("Contents here...");
+  }
+  if (ImGui::IsWindowFocused(ImGuiFocusedFlags_ChildWindows)) curWindow=GUI_WINDOW_MEMORY;
+  ImGui::End();
+}
diff --git a/src/gui/settings.cpp b/src/gui/settings.cpp
index cfca00e72..cc9db0461 100644
--- a/src/gui/settings.cpp
+++ b/src/gui/settings.cpp
@@ -1750,11 +1750,13 @@ void FurnaceGUI::drawSettings() {
           UI_KEYBIND_CONFIG(GUI_ACTION_WINDOW_PIANO);
           UI_KEYBIND_CONFIG(GUI_ACTION_WINDOW_OSCILLOSCOPE);
           UI_KEYBIND_CONFIG(GUI_ACTION_WINDOW_CHAN_OSC);
+          UI_KEYBIND_CONFIG(GUI_ACTION_WINDOW_XY_OSC);
           UI_KEYBIND_CONFIG(GUI_ACTION_WINDOW_VOL_METER);
           UI_KEYBIND_CONFIG(GUI_ACTION_WINDOW_CLOCK);
           UI_KEYBIND_CONFIG(GUI_ACTION_WINDOW_REGISTER_VIEW);
           UI_KEYBIND_CONFIG(GUI_ACTION_WINDOW_LOG);
           UI_KEYBIND_CONFIG(GUI_ACTION_WINDOW_STATS);
+          UI_KEYBIND_CONFIG(GUI_ACTION_WINDOW_MEMORY);
           UI_KEYBIND_CONFIG(GUI_ACTION_WINDOW_EFFECT_LIST);
           UI_KEYBIND_CONFIG(GUI_ACTION_WINDOW_DEBUG);
           UI_KEYBIND_CONFIG(GUI_ACTION_WINDOW_ABOUT);