diff --git a/.gitignore b/.gitignore
index 834cb7f..fda8550 100644
--- a/.gitignore
+++ b/.gitignore
@@ -39,3 +39,5 @@
 .fips-settings.yml
 *.pyc
 *.ktx
+tests/07-gltf/assets/Buggy.gltf
+tests/07-gltf/assets/Buggy0.bin
diff --git a/src/3d/private/gltf.cpp b/src/3d/private/gltf.cpp
index 59fcc2a..5dc7181 100644
--- a/src/3d/private/gltf.cpp
+++ b/src/3d/private/gltf.cpp
@@ -65,6 +65,21 @@ namespace ari::en
 		core::String							BasePath;
 	};
 
+	core::Array<core::KeyValuePair<gfx::PipelineSetup, gfx::PipelineHandle>> g_aGltfPipelines;
+
+	gfx::PipelineHandle GetPipelineHandle(const gfx::PipelineSetup& setup)
+	{
+		for (auto& pair: g_aGltfPipelines)
+		{
+			const auto& p = pair.Key();
+			if (p == setup)
+				return pair.Value();
+		}
+		const auto pipe = gfx::CreatePipeline(setup);
+		g_aGltfPipelines.Add({ setup, pipe });
+		return pipe;
+	}
+
 	void SetPipelineAttribute(gfx::VertexAttrSetup& attr, cgltf_attribute* gltf_attr)
 	{
 		switch (gltf_attr->data->component_type)
@@ -463,7 +478,7 @@ namespace ari::en
 					bindings.vertexBufferOffsets[2] = bindings.vertexBufferOffsets[7];
 					bindings.vertexBuffers[2] = bindings.vertexBuffers[7];
 				}
-				sub_mesh->Pipeline = gfx::CreatePipeline(pipeline_setup);
+				sub_mesh->Pipeline = GetPipelineHandle(pipeline_setup);
 				sub_mesh->Binding = gfx::CreateBinding(bindings);
 			}
 		}
diff --git a/src/en/World.hpp b/src/en/World.hpp
index a3b0d68..27a50f0 100644
--- a/src/en/World.hpp
+++ b/src/en/World.hpp
@@ -183,7 +183,7 @@ namespace ari::en
 	template<class T, class BASE>
 	ComponentHandle<T> World::CreateComponent()
 	{
-		core::MemoryPool<BASE>::Setup(102400);
+		core::MemoryPool<BASE>::Setup(302400);
 		uint32_t i;
 		const uint32_t h = core::HandleManager<BASE>::GetNewHandle(i);
 
diff --git a/src/gfx/gfx.hpp b/src/gfx/gfx.hpp
index 05fd9e2..ccd2338 100644
--- a/src/gfx/gfx.hpp
+++ b/src/gfx/gfx.hpp
@@ -88,6 +88,29 @@ namespace ari
 			LayoutSetup layout;
 			ShaderHandle shader;
 			IndexType index_type = IndexType::None;
+
+			/// equality operator
+			bool operator==(const PipelineSetup& rhs) const
+			{
+				if (shader.Handle != rhs.shader.Handle
+					|| index_type != rhs.index_type)
+					return false;
+				for (int i = 0; i < ARI_MAX_SHADERSTAGE_BUFFERS; ++i)
+				{
+					if (layout.buffers[i].step != rhs.layout.buffers[i].step
+						|| layout.buffers[i].stepRate != rhs.layout.buffers[i].stepRate
+						|| layout.buffers[i].stride != rhs.layout.buffers[i].stride)
+						return false;
+				}
+				for (int i = 0; i < ARI_MAX_VERTEX_ATTRIBUTES; ++i)
+				{
+					if (layout.attrs[i].bufferIndex != rhs.layout.attrs[i].bufferIndex
+						|| layout.attrs[i].offset != rhs.layout.attrs[i].offset
+						|| layout.attrs[i].format != rhs.layout.attrs[i].format)
+						return false;
+				}
+				return true;
+			}
 		};
 
 		struct Bindings
@@ -98,6 +121,27 @@ namespace ari
 			int indexBufferOffset = 0;
 			TextureHandle vsTextures[ARI_MAX_SHADERSTAGE_TEXTURES];
 			TextureHandle fsTextures[ARI_MAX_SHADERSTAGE_TEXTURES];
+
+			/// equality operator
+			bool operator==(const Bindings& rhs) const
+			{
+				if (indexBuffer.Handle != rhs.indexBuffer.Handle
+					|| indexBufferOffset != rhs.indexBufferOffset)
+					return false;
+				for (int i = 0; i < ARI_MAX_SHADERSTAGE_BUFFERS; ++i)
+				{
+					if (vertexBufferOffsets[i] != rhs.vertexBufferOffsets[i]
+						|| vertexBuffers[i].Handle != rhs.vertexBuffers[i].Handle)
+						return false;
+				}
+				for (int i = 0; i < ARI_MAX_SHADERSTAGE_TEXTURES; ++i)
+				{
+					if (fsTextures[i].Handle != rhs.fsTextures[i].Handle
+						|| vsTextures[i].Handle != rhs.vsTextures[i].Handle)
+						return false;
+				}
+				return true;
+			}
 		};
 
 		enum class ShaderStage
diff --git a/src/gfx/private/glfw/gfx_glfw.cpp b/src/gfx/private/glfw/gfx_glfw.cpp
index 0a5ac08..b4f2c8a 100644
--- a/src/gfx/private/glfw/gfx_glfw.cpp
+++ b/src/gfx/private/glfw/gfx_glfw.cpp
@@ -17,7 +17,7 @@ namespace ari
     {
 		bool SetupGfx(GfxSetup& setup)
 		{
-			const io::WindowHandle window = io::CreateAriWindow(setup.window, "Ari 0.3");
+			const io::WindowHandle window = io::CreateAriWindow(setup.window, "Ari 0.4");
 			if (!window.IsValid())
 				return false;