diff --git a/UnleashedRecomp/CMakeLists.txt b/UnleashedRecomp/CMakeLists.txt
index f736fbe..ed7f4dd 100644
--- a/UnleashedRecomp/CMakeLists.txt
+++ b/UnleashedRecomp/CMakeLists.txt
@@ -51,8 +51,8 @@ set(SWA_CPU_CXX_SOURCES
 set(SWA_GPU_CXX_SOURCES
     "gpu/video.cpp"
     "gpu/imgui_snapshot.cpp"
-    "gpu/rhi/rt64_d3d12.cpp"
-    "gpu/rhi/rt64_vulkan.cpp"
+    "gpu/rhi/plume_d3d12.cpp"
+    "gpu/rhi/plume_vulkan.cpp"
 )
 
 set(SWA_APU_CXX_SOURCES
diff --git a/UnleashedRecomp/gpu/rhi/LICENSE b/UnleashedRecomp/gpu/rhi/LICENSE
new file mode 100644
index 0000000..b05f241
--- /dev/null
+++ b/UnleashedRecomp/gpu/rhi/LICENSE
@@ -0,0 +1,21 @@
+MIT License
+
+Copyright (c) 2024 renderbag and contributors
+
+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.
diff --git a/UnleashedRecomp/gpu/rhi/rt64_d3d12.cpp b/UnleashedRecomp/gpu/rhi/plume_d3d12.cpp
similarity index 99%
rename from UnleashedRecomp/gpu/rhi/rt64_d3d12.cpp
rename to UnleashedRecomp/gpu/rhi/plume_d3d12.cpp
index eccf3cc..b08af83 100644
--- a/UnleashedRecomp/gpu/rhi/rt64_d3d12.cpp
+++ b/UnleashedRecomp/gpu/rhi/plume_d3d12.cpp
@@ -1,8 +1,11 @@
 //
-// RT64
+// plume
+//
+// Copyright (c) 2024 renderbag and contributors. All rights reserved.
+// Licensed under the MIT license. See LICENSE file for details.
 //
 
-#include "rt64_d3d12.h"
+#include "plume_d3d12.h"
 
 #include <unordered_set>
 
@@ -34,7 +37,7 @@ extern "C" {
     __declspec(dllexport) extern const char* D3D12SDKPath = ".\\D3D12\\";
 }
 
-namespace RT64 {
+namespace plume {
     static const uint32_t ShaderDescriptorHeapSize = 65536;
     static const uint32_t SamplerDescriptorHeapSize = 1024;
     static const uint32_t TargetDescriptorHeapSize = 16384;
diff --git a/UnleashedRecomp/gpu/rhi/rt64_d3d12.h b/UnleashedRecomp/gpu/rhi/plume_d3d12.h
similarity index 99%
rename from UnleashedRecomp/gpu/rhi/rt64_d3d12.h
rename to UnleashedRecomp/gpu/rhi/plume_d3d12.h
index 96f98bd..464a139 100644
--- a/UnleashedRecomp/gpu/rhi/rt64_d3d12.h
+++ b/UnleashedRecomp/gpu/rhi/plume_d3d12.h
@@ -1,10 +1,13 @@
 //
-// RT64
+// plume
+//
+// Copyright (c) 2024 renderbag and contributors. All rights reserved.
+// Licensed under the MIT license. See LICENSE file for details.
 //
 
 #pragma once
 
-#include "rt64_render_interface.h"
+#include "plume_render_interface.h"
 
 #include <map>
 #include <mutex>
@@ -15,7 +18,7 @@
 
 #include "D3D12MemAlloc.h"
 
-namespace RT64 {
+namespace plume {
     struct D3D12Buffer;
     struct D3D12CommandQueue;
     struct D3D12Device;
diff --git a/UnleashedRecomp/gpu/rhi/rt64_render_interface.h b/UnleashedRecomp/gpu/rhi/plume_render_interface.h
similarity index 98%
rename from UnleashedRecomp/gpu/rhi/rt64_render_interface.h
rename to UnleashedRecomp/gpu/rhi/plume_render_interface.h
index a01b70e..1360e17 100644
--- a/UnleashedRecomp/gpu/rhi/rt64_render_interface.h
+++ b/UnleashedRecomp/gpu/rhi/plume_render_interface.h
@@ -1,14 +1,17 @@
 //
-// RT64
+// plume
+//
+// Copyright (c) 2024 renderbag and contributors. All rights reserved.
+// Licensed under the MIT license. See LICENSE file for details.
 //
 
 #pragma once
 
 #include <climits>
 
-#include "rt64_render_interface_types.h"
+#include "plume_render_interface_types.h"
 
-namespace RT64 {
+namespace plume {
     // Interfaces.
 
     struct RenderBufferFormattedView {
@@ -243,4 +246,4 @@ namespace RT64 {
     extern void TestShutdown();
 };
 
-#include "rt64_render_interface_builders.h"
+#include "plume_render_interface_builders.h"
diff --git a/UnleashedRecomp/gpu/rhi/rt64_render_interface_builders.h b/UnleashedRecomp/gpu/rhi/plume_render_interface_builders.h
similarity index 98%
rename from UnleashedRecomp/gpu/rhi/rt64_render_interface_builders.h
rename to UnleashedRecomp/gpu/rhi/plume_render_interface_builders.h
index 07a7b45..acfedce 100644
--- a/UnleashedRecomp/gpu/rhi/rt64_render_interface_builders.h
+++ b/UnleashedRecomp/gpu/rhi/plume_render_interface_builders.h
@@ -1,12 +1,15 @@
 //
-// RT64
+// plume
+//
+// Copyright (c) 2024 renderbag and contributors. All rights reserved.
+// Licensed under the MIT license. See LICENSE file for details.
 //
 
 #pragma once
 
 #include <unordered_set>
 
-namespace RT64 {
+namespace plume {
     struct RenderDescriptorSetBuilder {
         std::list<std::vector<const RenderSampler *>> samplerPointerVectorList;
         std::vector<RenderDescriptorRange> descriptorRanges;
diff --git a/UnleashedRecomp/gpu/rhi/rt64_render_interface_types.h b/UnleashedRecomp/gpu/rhi/plume_render_interface_types.h
similarity index 99%
rename from UnleashedRecomp/gpu/rhi/rt64_render_interface_types.h
rename to UnleashedRecomp/gpu/rhi/plume_render_interface_types.h
index 1f2e3ee..f0e94fd 100644
--- a/UnleashedRecomp/gpu/rhi/rt64_render_interface_types.h
+++ b/UnleashedRecomp/gpu/rhi/plume_render_interface_types.h
@@ -1,5 +1,8 @@
 //
-// RT64
+// plume
+//
+// Copyright (c) 2024 renderbag and contributors. All rights reserved.
+// Licensed under the MIT license. See LICENSE file for details.
 //
 
 #pragma once
@@ -26,7 +29,7 @@
 typedef struct _NSWindow NSWindow;
 #endif
 
-namespace RT64 {
+namespace plume {
 #if defined(_WIN64)
     // Native HWND handle to the target window.
     typedef HWND RenderWindow;
diff --git a/UnleashedRecomp/gpu/rhi/rt64_vulkan.cpp b/UnleashedRecomp/gpu/rhi/plume_vulkan.cpp
similarity index 99%
rename from UnleashedRecomp/gpu/rhi/rt64_vulkan.cpp
rename to UnleashedRecomp/gpu/rhi/plume_vulkan.cpp
index d5e9db1..a669001 100644
--- a/UnleashedRecomp/gpu/rhi/rt64_vulkan.cpp
+++ b/UnleashedRecomp/gpu/rhi/plume_vulkan.cpp
@@ -1,11 +1,14 @@
 //
-// RT64
+// plume
+//
+// Copyright (c) 2024 renderbag and contributors. All rights reserved.
+// Licensed under the MIT license. See LICENSE file for details.
 //
 
 #define VMA_IMPLEMENTATION
 #define VOLK_IMPLEMENTATION 
 
-#include "rt64_vulkan.h"
+#include "plume_vulkan.h"
 
 #include <algorithm>
 #include <cmath>
@@ -13,7 +16,7 @@
 #include <unordered_map>
 
 #if DLSS_ENABLED
-#   include "render/rt64_dlss.h"
+#   include "render/plume_dlss.h"
 #endif
 
 #ifndef NDEBUG
@@ -24,7 +27,7 @@
 // TODO:
 // - Fix resource pools.
 
-namespace RT64 {
+namespace plume {
     // Backend constants.
 
     // Required buffer alignment for acceleration structures.
@@ -4063,9 +4066,9 @@ namespace RT64 {
         }
 
         appInfo.sType = VK_STRUCTURE_TYPE_APPLICATION_INFO;
-        appInfo.pApplicationName = "RT64";
+        appInfo.pApplicationName = "plume";
         appInfo.applicationVersion = VK_MAKE_VERSION(1, 0, 0);
-        appInfo.pEngineName = "RT64";
+        appInfo.pEngineName = "plume";
         appInfo.engineVersion = VK_MAKE_VERSION(1, 0, 0);
         appInfo.apiVersion = VK_API_VERSION_1_2;
 
diff --git a/UnleashedRecomp/gpu/rhi/rt64_vulkan.h b/UnleashedRecomp/gpu/rhi/plume_vulkan.h
similarity index 99%
rename from UnleashedRecomp/gpu/rhi/rt64_vulkan.h
rename to UnleashedRecomp/gpu/rhi/plume_vulkan.h
index 20f6fe0..0e93536 100644
--- a/UnleashedRecomp/gpu/rhi/rt64_vulkan.h
+++ b/UnleashedRecomp/gpu/rhi/plume_vulkan.h
@@ -1,10 +1,13 @@
 //
-// RT64
+// plume
+//
+// Copyright (c) 2024 renderbag and contributors. All rights reserved.
+// Licensed under the MIT license. See LICENSE file for details.
 //
 
 #pragma once
 
-#include "rt64_render_interface.h"
+#include "plume_render_interface.h"
 
 #include <mutex>
 #include <set>
@@ -23,7 +26,7 @@
 
 #include "vk_mem_alloc.h"
 
-namespace RT64 {
+namespace plume {
     struct VulkanCommandQueue;
     struct VulkanDevice;
     struct VulkanInterface;
diff --git a/UnleashedRecomp/gpu/video.cpp b/UnleashedRecomp/gpu/video.cpp
index 0a44b7e..a253eb1 100644
--- a/UnleashedRecomp/gpu/video.cpp
+++ b/UnleashedRecomp/gpu/video.cpp
@@ -46,7 +46,7 @@ extern "C"
     __declspec(dllexport) int AmdPowerXpressRequestHighPerformance = 1;
 }
 
-namespace RT64
+namespace plume
 {
     extern std::unique_ptr<RenderInterface> CreateD3D12Interface();
     extern std::unique_ptr<RenderInterface> CreateVulkanInterface();
diff --git a/UnleashedRecomp/gpu/video.h b/UnleashedRecomp/gpu/video.h
index 90b1441..35bedf4 100644
--- a/UnleashedRecomp/gpu/video.h
+++ b/UnleashedRecomp/gpu/video.h
@@ -3,12 +3,12 @@
 //#define ASYNC_PSO_DEBUG
 #define PSO_CACHING
 
-#include "rhi/rt64_render_interface.h"
+#include "rhi/plume_render_interface.h"
 
 #define D3DCLEAR_TARGET  0x1
 #define D3DCLEAR_ZBUFFER 0x10
 
-using namespace RT64;
+using namespace plume;
 
 struct GuestSamplerState
 {