diff --git a/.gitmodules b/.gitmodules
index 90a497d..03466a2 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -4,6 +4,7 @@
 [submodule "lib/J3DUltra"]
 	path = lib/J3DUltra
 	url = https://github.com/Sage-of-Mirrors/J3DUltra.git
+	branch = reduced-memory-usage
 [submodule "lib/imgui"]
 	path = lib/imgui
 	url = https://github.com/ocornut/imgui.git
diff --git a/lib/J3DUltra b/lib/J3DUltra
index 2165575..1fb9a2c 160000
--- a/lib/J3DUltra
+++ b/lib/J3DUltra
@@ -1 +1 @@
-Subproject commit 2165575d51ff599cd321e847f94b38af1200e17c
+Subproject commit 1fb9a2cbb838de05c5dc8d0a7886d3a1311279e9
diff --git a/lib/fmt b/lib/fmt
index 1e0c6cd..02c5d63 160000
--- a/lib/fmt
+++ b/lib/fmt
@@ -1 +1 @@
-Subproject commit 1e0c6cdc3ba05fe740860ded5e92ee33792c3f11
+Subproject commit 02c5d637c5ca02c62d7346537e131833d8d78d8a
diff --git a/lib/imgui b/lib/imgui
index 6d70c2d..f63c95a 160000
--- a/lib/imgui
+++ b/lib/imgui
@@ -1 +1 @@
-Subproject commit 6d70c2dc739a42ae08b51813f0143ff854db7f2c
+Subproject commit f63c95a076a401721ceaf21f30d4f12e8c40cb2c
diff --git a/src/DOM/GalaxyDOMNode.cpp b/src/DOM/GalaxyDOMNode.cpp
index e573500..c95fa1d 100644
--- a/src/DOM/GalaxyDOMNode.cpp
+++ b/src/DOM/GalaxyDOMNode.cpp
@@ -272,6 +272,9 @@ bool SGalaxyDOMNode::LoadGalaxy(std::filesystem::path galaxy_path, EGameType gam
             scenario->Deserialize(&mScenarioData, entry);
         }
     }
+
+    Children.shrink_to_fit();
+
     mGalaxyLoaded = true;
     return true;
 }
\ No newline at end of file
diff --git a/src/DOM/PathDOMNode.cpp b/src/DOM/PathDOMNode.cpp
index 738296e..15708e6 100644
--- a/src/DOM/PathDOMNode.cpp
+++ b/src/DOM/PathDOMNode.cpp
@@ -28,7 +28,9 @@ void SPathDOMNode::Render(USceneCamera* cam, glm::mat4 referenceFrame){
 void SPathDOMNode::Update(){
 	mRenderer.mPath.clear();
     mRenderer.isClosed = mIsClosed;
-    for(auto point : GetChildrenOfType<SPathPointDOMNode>(EDOMNodeType::PathPoint)){
+    auto points = GetChildrenOfType<SPathPointDOMNode>(EDOMNodeType::PathPoint);
+    mRenderer.mPath.reserve(points.size());
+    for(auto point : points){
 		CPathPoint pnt = {
 			.Position = point->GetPosition(),
 			.Color = glm::vec4((float)(mColor >> 16 & 0xFF) / 255.0f, (float)(mColor >> 8 & 0xFF) / 255.0f, (float)(mColor & 0xFF) / 255.0f, 1.0f),
diff --git a/src/DOM/ZoneDOMNode.cpp b/src/DOM/ZoneDOMNode.cpp
index 46677fc..85a03a5 100644
--- a/src/DOM/ZoneDOMNode.cpp
+++ b/src/DOM/ZoneDOMNode.cpp
@@ -492,6 +492,7 @@ void SZoneDOMNode::LoadZone(std::filesystem::path zonePath, EGameType game){
     layer->LoadLayerObjects(layerCommonObjects);
     layer->LoadLayerPaths(layerCommonPaths);
     layer->LoadLayerStarts(layerCommonStarts);
+    layer->Children.shrink_to_fit();
     
     AddChild(layer);
 
@@ -518,12 +519,15 @@ void SZoneDOMNode::LoadZone(std::filesystem::path zonePath, EGameType game){
 
         layer->LoadLayerObjects(layerObjects);
         layer->LoadLayerStarts(layerStarts);
+        layer->Children.shrink_to_fit();
         
         AddChild(layer);
     }
 
     mZoneArchiveLoaded = true;
 
+    Children.shrink_to_fit();
+
 }
 
 void SZoneDOMNode::SaveZone(){
@@ -669,6 +673,8 @@ std::map<std::string, std::pair<glm::mat4, int32_t>> SZoneDOMNode::LoadMainZone(
         AddChild(layer);
     }
 
+    Children.shrink_to_fit();
+
     return zoneTransforms;
 }
 
diff --git a/src/UAreaRenderer.cpp b/src/UAreaRenderer.cpp
index 12d8cc9..2a9f967 100644
--- a/src/UAreaRenderer.cpp
+++ b/src/UAreaRenderer.cpp
@@ -196,6 +196,10 @@ void CAreaRenderer::Init() {
         }
     }
     
+    Cylinder.shrink_to_fit();
+    Sphere.shrink_to_fit();
+    Bowl.shrink_to_fit();
+
     glBindBuffer(GL_ARRAY_BUFFER, mShapeBuffers[BOX_BASE]);
     glBufferData(GL_ARRAY_BUFFER, sizeof(CShapeVertex) * Box.size(), &Box[0], GL_STATIC_DRAW);
 
diff --git a/src/UStarForgeContext.cpp b/src/UStarForgeContext.cpp
index f849785..abdfd30 100644
--- a/src/UStarForgeContext.cpp
+++ b/src/UStarForgeContext.cpp
@@ -174,7 +174,6 @@ void UStarForgeContext::Render(float deltaTime) {
 		glBindTexture(GL_TEXTURE_2D, 0);
 		glBindRenderbuffer(GL_RENDERBUFFER, 0);
 
-		assert(glCheckFramebufferStatus(GL_FRAMEBUFFER) == GL_FRAMEBUFFER_COMPLETE);
 
 		ImGui::DockBuilderRemoveNode(mMainDockSpaceID); // clear any previous layout
 		ImGui::DockBuilderAddNode(mMainDockSpaceID, dockFlags | ImGuiDockNodeFlags_DockSpace);
@@ -372,8 +371,6 @@ void UStarForgeContext::Render(float deltaTime) {
 			GLenum attachments[2] = { GL_COLOR_ATTACHMENT0, GL_COLOR_ATTACHMENT1 };
 			glDrawBuffers(2, attachments);
 
-			assert(glCheckFramebufferStatus(GL_FRAMEBUFFER) == GL_FRAMEBUFFER_COMPLETE);
-
 		
 			J3D::Picking::ResizeFramebuffer((uint32_t)winSize.x, (uint32_t)winSize.y);