diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index b924571..5121bd5 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -43,13 +43,16 @@ jobs:
         with:
           version: ${{ env.QT_VERSION }}
 
-      # Windows
-
-      - name: Chocolatey Action
+      - name: Install pkgconfiglite
         if: matrix.os == 'windows-latest'
         uses: crazy-max/ghaction-chocolatey@v2
         with:
           args: install pkgconfiglite --checksum e87b5ea3c9142256af60f2d5b917aa63b571e6a0 --checksum-type sha1
+      - name: Install nsis
+        if: matrix.os == 'windows-latest'
+        uses: crazy-max/ghaction-chocolatey@v2
+        with:
+          args: install nsis
 
       - name: Install Debian packaging dependencies
         if: matrix.os == 'ubuntu-latest'
@@ -191,6 +194,11 @@ jobs:
         uses: crazy-max/ghaction-chocolatey@v2
         with:
           args: install pkgconfiglite --checksum e87b5ea3c9142256af60f2d5b917aa63b571e6a0 --checksum-type sha1
+      - name: Install nsis
+        if: matrix.os == 'windows-latest'
+        uses: crazy-max/ghaction-chocolatey@v2
+        with:
+          args: install nsis
 
       - name: Configure Qtk Library
         shell: bash
diff --git a/.github/workflows/linting.yml b/.github/workflows/linting.yml
index f461a2a..89a6fbb 100644
--- a/.github/workflows/linting.yml
+++ b/.github/workflows/linting.yml
@@ -39,7 +39,7 @@ jobs:
           # Check the entire repo for source files to tidy
           files-changed-only: false
           # Ignore qtk build and external assimp directories
-          ignore: '.github|build|extern/assimp/assimp'
+          ignore: '.github|build|extern'
           # Point to compile_commands.json produced by build
           database: 'build'
           # Use thread comments as feedback
@@ -61,8 +61,12 @@ jobs:
     steps:
       - uses: actions/checkout@v4
 
-      - name: clang-format Check
-        uses: jidicula/clang-format-action@v4.9.0
+      - uses: cpp-linter/cpp-linter-action@v2
         with:
-          clang-format-version: '18'
-          check-path: ${{ matrix.path }}
+          version: '18'
+          style: 'file'
+          tidy-checks: ''
+          files-changed-only: false
+          ignore: '.github|build|extern'
+          extensions: 'cpp,h'
+          files: ${{ matrix.path }}
diff --git a/CMakeLists.txt b/CMakeLists.txt
index da5cb99..378f6b3 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -157,8 +157,15 @@ list(APPEND VAR_NAMES QT6_INSTALL_PLUGINS)
 
 # Find Assimp.
 if(QTK_SUBMODULES)
-  # Required to statically link.
-  add_compile_options(-fPIC)
+  if(APPLE)
+    # Avoid zlib redefining fdopen, causing build failures in apple clang.
+    # https://github.com/assimp/assimp/issues/6118
+    add_compile_definitions(-Dfdopen=fdopen)
+  endif()
+  if(NOT WIN32)
+    # Required to statically link.
+    add_compile_options(-fPIC)
+  endif()
   set(BUILD_SHARED_LIBS OFF CACHE STRING "Build static assimp libs" FORCE)
   set(ASSIMP_BUILD_ZLIB ON CACHE STRING "Build Zlib with assimp." FORCE)
   set(
@@ -175,6 +182,14 @@ if(QTK_SUBMODULES)
       "${CMAKE_CURRENT_SOURCE_DIR}/extern/assimp/assimp/"
       EXCLUDE_FROM_ALL
   )
+  install(
+      TARGETS assimp zlibstatic
+      EXPORT qtk_export
+      COMPONENT qtk
+      ARCHIVE DESTINATION lib
+      LIBRARY DESTINATION lib
+      RUNTIME DESTINATION bin
+  )
 else()
   find_package(assimp REQUIRED)
 endif()
diff --git a/README.md b/README.md
index 41d700e..c884041 100644
--- a/README.md
+++ b/README.md
@@ -90,7 +90,7 @@ The Ubuntu apt repositories contain all the packages we need to build all target
 To build Qtk desktop application with the scene in the screenshots below run the following commands.
 
 ```bash
-sudo apt update && sudo apt install cmake build-essential git ccache libxkbcommon-dev libassimp-dev qt6-base-dev qt6-tools-dev
+sudo apt update && sudo apt install cmake build-essential git ccache libxkbcommon-dev libassimp-dev qt6-base-dev qt6-tools-dev zlib1g-dev
 cmake -DQTK_GUI_SCENE=ON -B build
 cmake --build build
 ./build/bin/qtk_gui
diff --git a/extern/assimp/assimp b/extern/assimp/assimp
index 5d5496f..e0b5234 160000
--- a/extern/assimp/assimp
+++ b/extern/assimp/assimp
@@ -1 +1 @@
-Subproject commit 5d5496f1ad895297cede723b3c96b513263f82ed
+Subproject commit e0b52347c6e52de2827ec957a9ebf00ce3c54f79
diff --git a/src/qtk/shaders.h b/src/qtk/shaders.h
index 2dc6ff4..57c5a45 100644
--- a/src/qtk/shaders.h
+++ b/src/qtk/shaders.h
@@ -109,11 +109,12 @@ void main()
 #version 330
 uniform samplerCube uTexture;
 
-varying vec3 vTexCoord;
+in vec3 vTexCoord;
+out vec4 FragColor;
 
 void main()
 {
-  gl_FragColor = texture(uTexture, vTexCoord);
+  FragColor = texture(uTexture, vTexCoord);
 }
 )"