diff --git a/renderdoc/driver/metal/CMakeLists.txt b/renderdoc/driver/metal/CMakeLists.txt
index 4a2bb3be6..3fd133099 100644
--- a/renderdoc/driver/metal/CMakeLists.txt
+++ b/renderdoc/driver/metal/CMakeLists.txt
@@ -49,6 +49,8 @@ set(sources
     metal_helpers_bridge.mm
     metal_serialise.cpp
     metal_stringise.cpp
+    metal_replay.h
+    metal_replay.cpp
     official/metal-cpp.h
     official/metal-cpp.cpp)
 
diff --git a/renderdoc/driver/metal/metal_core.cpp b/renderdoc/driver/metal/metal_core.cpp
index 427073a03..de307a5fd 100644
--- a/renderdoc/driver/metal/metal_core.cpp
+++ b/renderdoc/driver/metal/metal_core.cpp
@@ -27,6 +27,7 @@
 #include "metal_buffer.h"
 #include "metal_command_buffer.h"
 #include "metal_device.h"
+#include "metal_replay.h"
 #include "metal_texture.h"
 
 WriteSerialiser &WrappedMTLDevice::GetThreadSerialiser()
@@ -68,6 +69,31 @@ void WrappedMTLDevice::AddEvent()
   METAL_NOT_IMPLEMENTED();
 }
 
+void WrappedMTLDevice::AddResource(ResourceId id, ResourceType type, const char *defaultNamePrefix)
+{
+  ResourceDescription &descr = GetReplay()->GetResourceDesc(id);
+
+  uint64_t num;
+  memcpy(&num, &id, sizeof(uint64_t));
+  descr.name = defaultNamePrefix + (" " + ToStr(num));
+  descr.autogeneratedName = true;
+  descr.type = type;
+  AddResourceCurChunk(descr);
+}
+
+void WrappedMTLDevice::DerivedResource(ResourceId parentLive, ResourceId child)
+{
+  ResourceId parentId = GetResourceManager()->GetOriginalID(parentLive);
+
+  GetReplay()->GetResourceDesc(parentId).derivedResources.push_back(child);
+  GetReplay()->GetResourceDesc(child).parentResources.push_back(parentId);
+}
+
+void WrappedMTLDevice::AddResourceCurChunk(ResourceDescription &descr)
+{
+  descr.initialisationChunks.push_back((uint32_t)m_StructuredFile->chunks.size() - 1);
+}
+
 void WrappedMTLDevice::WaitForGPU()
 {
   MTL::CommandBuffer *mtlCommandBuffer = m_mtlCommandQueue->commandBuffer();
diff --git a/renderdoc/driver/metal/metal_device.h b/renderdoc/driver/metal/metal_device.h
index ed51e7571..6e35aa66b 100644
--- a/renderdoc/driver/metal/metal_device.h
+++ b/renderdoc/driver/metal/metal_device.h
@@ -29,6 +29,7 @@
 #include "metal_manager.h"
 
 class WrappedMTLDevice;
+class MetalReplay;
 
 class MetalCapturer : public IFrameCapturer
 {
@@ -133,6 +134,15 @@ public:
   void AddEvent();
   void AddAction(const ActionDescription &a);
 
+  MetalReplay *GetReplay() { return m_Replay; }
+  void AddResource(ResourceId id, ResourceType type, const char *defaultNamePrefix);
+  void DerivedResource(ResourceId parentLive, ResourceId child);
+  template <typename MetalType>
+  void DerivedResource(MetalType parent, ResourceId child)
+  {
+    DerivedResource(GetResID(parent), child);
+  }
+
   enum
   {
     TypeEnum = eResDevice
@@ -157,6 +167,8 @@ private:
   template <typename SerialiserType>
   bool Serialise_BeginCaptureFrame(SerialiserType &ser);
 
+  void AddResourceCurChunk(ResourceDescription &descr);
+
   WrappedMTLTexture *Common_NewTexture(RDMTL::TextureDescriptor &descriptor, MetalChunk chunkType,
                                        bool ioSurfaceTexture, IOSurfaceRef iosurface,
                                        NS::UInteger plane);
@@ -165,6 +177,8 @@ private:
 
   MetalResourceManager *m_ResourceManager = NULL;
 
+  MetalReplay *m_Replay = NULL;
+
   // Back buffer and swap chain emulation
   Threading::CriticalSection m_CapturePotentialBackBuffersLock;
   std::unordered_set<WrappedMTLTexture *> m_CapturePotentialBackBuffers;
@@ -174,6 +188,7 @@ private:
 
   CaptureState m_State;
   bool m_AppControlledCapture = false;
+  SDFile *m_StructuredFile = NULL;
 
   uint64_t threadSerialiserTLSSlot;
   Threading::CriticalSection m_ThreadSerialisersLock;
diff --git a/renderdoc/driver/metal/metal_replay.cpp b/renderdoc/driver/metal/metal_replay.cpp
new file mode 100644
index 000000000..25087fa46
--- /dev/null
+++ b/renderdoc/driver/metal/metal_replay.cpp
@@ -0,0 +1,44 @@
+/******************************************************************************
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2022 Baldur Karlsson
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ ******************************************************************************/
+
+#include "metal_replay.h"
+
+MetalReplay::MetalReplay(WrappedMTLDevice *wrappedMTLDevice)
+{
+  m_pDriver = wrappedMTLDevice;
+}
+
+ResourceDescription &MetalReplay::GetResourceDesc(ResourceId id)
+{
+  auto it = m_ResourceIdx.find(id);
+  if(it == m_ResourceIdx.end())
+  {
+    m_ResourceIdx[id] = m_Resources.size();
+    m_Resources.push_back(ResourceDescription());
+    m_Resources.back().resourceId = id;
+    return m_Resources.back();
+  }
+
+  return m_Resources[it->second];
+}
diff --git a/renderdoc/driver/metal/metal_replay.h b/renderdoc/driver/metal/metal_replay.h
new file mode 100644
index 000000000..15779d4ce
--- /dev/null
+++ b/renderdoc/driver/metal/metal_replay.h
@@ -0,0 +1,40 @@
+/******************************************************************************
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2022 Baldur Karlsson
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ ******************************************************************************/
+
+#pragma once
+
+#include "metal_common.h"
+class MetalReplay
+{
+public:
+  MetalReplay(WrappedMTLDevice *wrappedMTLDevice);
+  virtual ~MetalReplay() {}
+  ResourceDescription &GetResourceDesc(ResourceId id);
+
+private:
+  WrappedMTLDevice *m_pDriver = NULL;
+
+  rdcarray<ResourceDescription> m_Resources;
+  std::map<ResourceId, size_t> m_ResourceIdx;
+};