diff --git a/.gitmodules b/.gitmodules
index 75badf8..eaff476 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -154,3 +154,6 @@
 [submodule "plugins/Orbits"]
 	path = plugins/Orbits
 	url = git@github.com:RareBreeds/Orbits.git
+[submodule "plugins/stocaudio"]
+	path = plugins/stocaudio
+	url = https://github.com/aptrn/stocaudio-modules.git
diff --git a/README.md b/README.md
index f0730c6..2ea97b8 100644
--- a/README.md
+++ b/README.md
@@ -143,6 +143,7 @@ At the moment the following 3rd-party modules are provided:
 - rackwindows
 - repelzen
 - Sonus Modular
+- stocaudio
 - Substation Opensource
 - Valley
 - ZetaCarinae
diff --git a/docs/LICENSES.md b/docs/LICENSES.md
index 791056b..db951d6 100644
--- a/docs/LICENSES.md
+++ b/docs/LICENSES.md
@@ -55,6 +55,7 @@ Bellow follows a list of all code licenses used in Cardinal and linked submodule
 | repelzen                | GPL-3.0-or-later         | |
 | Substation Opensource   | BSD-3-Clause-Attribution | Need to check full compatibility with GPLv3+ |
 | Sonus Modular           | GPL-3.0-or-later         | |
+| stocaudio               | GPL-3.0-or-later         | |
 | Valley                  | GPL-3.0-or-later         | |
 | ZetaCarinae             | GPL-3.0-or-later         | |
 | ZZC                     | GPL-3.0-or-later         | |
@@ -154,6 +155,7 @@ Below is a list of artwork licenses from plugins
 | repelzen/*                              | CC-BY-SA-4.0     | |
 | substation-opensource/*                 | BSD-3-Clause-Attribution | No artwork specific license provided |
 | sonusmodular/*                          | GPL-3.0-or-later | [Same license as source code](https://gitlab.com/sonusdept/sonusmodular/-/issues/14) |
+| stocaudio/*                             | GPL-3.0-or-later | No artwork specific license provided |
 | ValleyAudio/*                           | GPL-3.0-or-later | [Same license as source code](https://github.com/ValleyAudio/ValleyRackFree/issues/73) |
 | ValleyAudio/din1451alt.ttf              | CC-BY-3.0-DE     | |
 | ValleyAudio/DSEG14Classic-*.ttf         | OFL-1.1-RFN      | |
diff --git a/plugins/Makefile b/plugins/Makefile
index c84ce10..abd8489 100644
--- a/plugins/Makefile
+++ b/plugins/Makefile
@@ -667,6 +667,11 @@ REPELZEN_CUSTOM = Blank Mixer Werner tanh_pade
 
 PLUGIN_FILES += $(filter-out sonusmodular/src/sonusmodular,$(wildcard sonusmodular/src/*.cpp))
 
+# --------------------------------------------------------------
+# stocaudio
+
+PLUGIN_FILES += $(wildcard stocaudio/src/*.cpp)
+
 # --------------------------------------------------------------
 # Substation (Open source release)
 
@@ -1503,6 +1508,13 @@ $(BUILD_DIR)/sonusmodular/%.cpp.o: sonusmodular/%.cpp
 		$(foreach m,$(SONUSMODULAR_CUSTOM),$(call custom_module_names,$(m),sonusmodular)) \
 		-DpluginInstance=pluginInstance__sonusmodular
 
+$(BUILD_DIR)/stocaudio/%.cpp.o: stocaudio/%.cpp
+	-@mkdir -p "$(shell dirname $(BUILD_DIR)/$<)"
+	@echo "Compiling $<"
+	$(SILENT)$(CXX) $< $(BUILD_CXX_FLAGS) -c -o $@ \
+		$(foreach m,$(STOCAUDIO_CUSTOM),$(call custom_module_names,$(m),stocaudio)) \
+		-DpluginInstance=pluginInstance__stocaudio
+
 $(BUILD_DIR)/substation-%.cpp.o: substation-%.cpp
 	-@mkdir -p "$(shell dirname $(BUILD_DIR)/$<)"
 	@echo "Compiling $<"
diff --git a/plugins/plugins.cpp b/plugins/plugins.cpp
index 2754356..54fcab0 100644
--- a/plugins/plugins.cpp
+++ b/plugins/plugins.cpp
@@ -569,6 +569,9 @@ extern Model* modelMaude_221;
 // sonusmodular
 #include "sonusmodular/src/sonusmodular.hpp"
 
+// stocaudio
+#include "stocaudio/src/plugin.hpp"
+
 // substation
 /* NOTE too much noise in original include, do this a different way
 // "substation-opensource/src/_plugin.hpp"
@@ -663,6 +666,7 @@ Plugin* pluginInstance__Prism;
 Plugin* pluginInstance__rackwindows;
 Plugin* pluginInstance__repelzen;
 Plugin* pluginInstance__sonusmodular;
+Plugin* pluginInstance__stocaudio;
 Plugin* pluginInstance__substation;
 Plugin* pluginInstance__ValleyAudio;
 Plugin* pluginInstance__ZetaCarinaeModules;
@@ -2099,6 +2103,20 @@ static void initStatic__sonusmodular()
     }
 }
 
+static void initStatic__stocaudio()
+{
+    Plugin* const p = new Plugin;
+    pluginInstance__stocaudio = p;
+
+    const StaticPluginLoader spl(p, "stocaudio");
+    if (spl.ok())
+    {
+        p->addModel(modelPolyturing);
+        p->addModel(modelPolydelay);
+        p->addModel(modelSpread);
+    }
+}
+
 static void initStatic__substation()
 {
     Plugin* const p = new Plugin;
@@ -2230,6 +2248,7 @@ void initStaticPlugins()
     initStatic__rackwindows();
     initStatic__repelzen();
     initStatic__sonusmodular();
+    initStatic__stocaudio();
     initStatic__substation();
     initStatic__ValleyAudio();
     initStatic__ZetaCarinaeModules();
diff --git a/plugins/stocaudio b/plugins/stocaudio
new file mode 160000
index 0000000..ed5c85b
--- /dev/null
+++ b/plugins/stocaudio
@@ -0,0 +1 @@
+Subproject commit ed5c85b0d9391c37f4ec4d9de4ef8aa30d94bcd6