diff --git a/CMakeLists.txt b/CMakeLists.txt
index 08aa479..1593cef 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -83,6 +83,8 @@ endif ()
 
 set(QTK_RESOURCES "${CMAKE_SOURCE_DIR}/resources")
 set(QTK_OSX_ICONS ${CMAKE_SOURCE_DIR}/resources/icons/osx/kilroy.icns)
+string(TIMESTAMP YEAR "%Y")
+set(QTK_COPYRIGHT "All Content © 2021-${YEAR} Shaun Reed, all rights reserved.")
 
 # Point CMAKE_PREFIX_PATH to Qt6 install directory
 # If Qtk is built within Qt Creator this is not required.
diff --git a/resources/icons/icon.png b/resources/icons/icon.png
new file mode 100644
index 0000000..67d11c4
Binary files /dev/null and b/resources/icons/icon.png differ
diff --git a/resources/icons/linux/kilroy-128.png b/resources/icons/linux/kilroy-128.png
new file mode 100644
index 0000000..6b62d55
Binary files /dev/null and b/resources/icons/linux/kilroy-128.png differ
diff --git a/resources/icons/linux/kilroy-16.png b/resources/icons/linux/kilroy-16.png
new file mode 100644
index 0000000..f55c7a1
Binary files /dev/null and b/resources/icons/linux/kilroy-16.png differ
diff --git a/resources/icons/linux/kilroy-256.png b/resources/icons/linux/kilroy-256.png
new file mode 100644
index 0000000..ef5590a
Binary files /dev/null and b/resources/icons/linux/kilroy-256.png differ
diff --git a/resources/icons/linux/kilroy-32.png b/resources/icons/linux/kilroy-32.png
new file mode 100644
index 0000000..429aaef
Binary files /dev/null and b/resources/icons/linux/kilroy-32.png differ
diff --git a/resources/icons/linux/kilroy-48.png b/resources/icons/linux/kilroy-48.png
new file mode 100644
index 0000000..3818495
Binary files /dev/null and b/resources/icons/linux/kilroy-48.png differ
diff --git a/resources/icons/linux/kilroy-64.png b/resources/icons/linux/kilroy-64.png
new file mode 100644
index 0000000..c9a0513
Binary files /dev/null and b/resources/icons/linux/kilroy-64.png differ
diff --git a/resources/icons/linux/linux-icons.sh b/resources/icons/linux/linux-icons.sh
new file mode 100755
index 0000000..c7103ca
--- /dev/null
+++ b/resources/icons/linux/linux-icons.sh
@@ -0,0 +1,11 @@
+#!/usr/bin/env bash
+# $1: Input path to an image to use for generating icons.
+# Helper script to generate qtk's icons for Linux given a path to an input PNG.
+sudo apt install imagemagick
+
+convert "$1" -resize 256x256 kilroy-256.png
+convert "$1" -resize 128x128 kilroy-128.png
+convert "$1" -resize 64x64 kilroy-64.png
+convert "$1" -resize 48x48 kilroy-48.png
+convert "$1" -resize 32x32 kilroy-32.png
+convert "$1" -resize 16x16 kilroy-16.png
diff --git a/resources/icons/osx/kilroy_splash.png b/resources/icons/osx/kilroy_splash.png
new file mode 100644
index 0000000..3426589
Binary files /dev/null and b/resources/icons/osx/kilroy_splash.png differ
diff --git a/resources/icons/osx/osx-icons.sh b/resources/icons/osx/osx-icons.sh
new file mode 100755
index 0000000..47302b8
--- /dev/null
+++ b/resources/icons/osx/osx-icons.sh
@@ -0,0 +1,15 @@
+#!/usr/bin/env bash
+# $1: Input path to an image to use for generating icons.
+# Helper script to generate qtk's icons for OSX given a path to an input PNG.
+sudo apt install icnsutils imagemagick
+
+convert "$1" -resize 32x32 kilroy_32.png
+convert "$1" -resize 16x16 kilroy_16.png
+convert "$1" -resize 48x48 kilroy_48.png
+convert "$1" -resize 128x128 kilroy_128.png
+convert "$1" -resize 256x256 kilroy_256.png
+# For the application bundle in OSX.
+png2icns png2icns kilroy.icns kilroy_*.png
+
+# For the splash image in DMG installers.
+convert "$1" -resize 800x600! kilroy_splash.png
diff --git a/resources/icons/win/kilroy.ico b/resources/icons/win/kilroy.ico
new file mode 100644
index 0000000..59ca79b
Binary files /dev/null and b/resources/icons/win/kilroy.ico differ
diff --git a/resources/icons/win/kilroy_splash.bmp b/resources/icons/win/kilroy_splash.bmp
new file mode 100644
index 0000000..8628742
Binary files /dev/null and b/resources/icons/win/kilroy_splash.bmp differ
diff --git a/resources/icons/win/win-icons.sh b/resources/icons/win/win-icons.sh
new file mode 100755
index 0000000..f6b4a46
--- /dev/null
+++ b/resources/icons/win/win-icons.sh
@@ -0,0 +1,10 @@
+#!/usr/bin/env bash
+# $1: Input path to an image to use for generating icons.
+# Helper script to generate qtk's icons for OSX given a path to an input PNG.
+sudo apt install imagemagick
+
+# For the NSIS (un)installer executable shortcut icon.
+convert "$1" -resize 256x256,128x128,64x64,48x48,32x32,16x16 -background transparent -colors 256 kilroy.ico
+
+# For the NSIS installer splash screen.
+convert "$1" -resize 164x314! -background white -flatten kilroy_splash.bmp
diff --git a/resources/qtk.desktop b/resources/qtk.desktop
new file mode 100644
index 0000000..308b935
--- /dev/null
+++ b/resources/qtk.desktop
@@ -0,0 +1,6 @@
+[Desktop Entry]
+Name=Qtk
+Exec=/usr/bin/qtk_gui
+Icon=qtk
+Type=Application
+Categories=Utility;
\ No newline at end of file
diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
index 29e4e48..1818171 100644
--- a/src/CMakeLists.txt
+++ b/src/CMakeLists.txt
@@ -106,37 +106,45 @@ set(CPACK_RESOURCE_FILE_LICENSE "${CMAKE_SOURCE_DIR}/LICENSE")
 set(CPACK_PACKAGE_VERSION_MAJOR "${PROJECT_VERSION_MAJOR}")
 set(CPACK_PACKAGE_VERSION_MINOR "${PROJECT_VERSION_MINOR}")
 set(CPACK_PACKAGE_VENDOR "Shaun Reed")
-set(CPACK_PACKAGE_DESCRIPTION_SUMMARY "Qt OpenGL 3D graphics library.")
-set(CPACK_PACKAGE_HOMEPAGE_URL "https://github.com/shaunrd0/qtk")
+if (QTK_GUI)
+  set(CPACK_PACKAGE_DESCRIPTION_SUMMARY "Qt OpenGL 3D graphics renderer.")
+else()
+  set(CPACK_PACKAGE_DESCRIPTION_SUMMARY "Qt OpenGL 3D graphics library.")
+endif()
+set(CPACK_PACKAGE_HOMEPAGE_URL "https://git.shaunreed.com/shaunrd0/qtk")
 set(CPACK_SOURCE_IGNORE_FILES build*;install;\.git;\.github;\.idea)
 set(CPACK_PACKAGE_DIRECTORY packages/)
 set(CPACK_PACKAGE_CONTACT "shaunreed.com")
-#set(CPACK_PACKAGE_ICON "${CMAKE_SOURCE_DIR}/resources/icon.png")
 set(CPACK_THREADS 0)
 set(CPACK_PACKAGE_INSTALL_DIRECTORY "Qtk")
 
 # Remove any assimp components if defined by submodule.
-if (QTK_SUBMODULES)
+if(QTK_SUBMODULES)
   get_cmake_property(CPACK_COMPONENTS_ALL COMPONENTS)
   list(FILTER CPACK_COMPONENTS_ALL EXCLUDE REGEX .*assimp.*)
   list(REMOVE_ITEM CPACK_COMPONENTS_ALL Unspecified)
 endif()
 
 # Windows
+set(CPACK_PACKAGE_ICON "${QTK_RESOURCES}/icons/win/kilroy_splash.bmp")
 set(CPACK_NSIS_MODIFY_PATH ON)
 set(CPACK_NSIS_ENABLE_UNINSTALL_BEFORE_INSTALL ON)
+
 # https://nsis.sourceforge.io/Reference/CreateShortCut
 set(
     CPACK_NSIS_CREATE_ICONS_EXTRA
     "CreateShortCut '$SMPROGRAMS\\\\$STARTMENU_FOLDER\\\\Qtk.lnk' '$INSTDIR\\\\bin\\\\qtk_gui.exe'"
 )
+
 set(
     CPACK_NSIS_DELETE_ICONS_EXTRA
     "Delete '$SMPROGRAMS\\\\$START_MENU\\\\Qtk.lnk'"
 )
-# TODO: Icons for NSIS installer.
-#set(CPACK_NSIS_MUI_ICON "${CMAKE_SOURCE_DIR}/resources/icon.png")
-#set(CPACK_NSIS_MUI_UNIICON "${CMAKE_SOURCE_DIR}/resources/icon.png")
+
+# Set icon for the installer executable.
+set(CPACK_NSIS_MUI_ICON "${QTK_RESOURCES}/icons/win/kilroy.ico")
+# Set icon for uninstaller executable.
+set(CPACK_NSIS_MUI_UNIICON "${QTK_RESOURCES}/icons/win/kilroy.ico")
 
 # Debian
 set(CPACK_DEBIAN_PACKAGE_HOMEPAGE ${CPACK_PACKAGE_HOMEPAGE_URL})
diff --git a/src/app/qtkmainwindow.ui b/src/app/qtkmainwindow.ui
index 324a7d9..494ce37 100644
--- a/src/app/qtkmainwindow.ui
+++ b/src/app/qtkmainwindow.ui
@@ -21,7 +21,7 @@
   </property>
   <property name="windowIcon">
    <iconset>
-    <normaloff>../resources/icon.png</normaloff>../resources/icon.png</iconset>
+    <normaloff>../resources/icons/icon.png</normaloff>../resources/icons/icon.png</iconset>
   </property>
   <property name="unifiedTitleAndToolBarOnMac">
    <bool>true</bool>
diff --git a/tools/format.sh b/tools/format.sh
index 3ec7a2f..d159b45 100755
--- a/tools/format.sh
+++ b/tools/format.sh
@@ -1,7 +1,15 @@
 #!/usr/bin/env bash
+# Helper script to run clang-tidy and clang-format.
+# This should be executed from the root of the repository:
+#
+# git clone https://git.shaunreed.com/shaunrd0/qtk
+# cd qtk
+# ./tools/format.sh
 
+# Configure and build qtk
 cmake -B build && cmake --build build -- -j $(nproc --ignore=1)
-clang-tidy -p build/ --fix --config-file=.clang-tidy \
-  src/**/*.cpp src/**/*.h example-app/*.cpp example-app/*.h
-clang-format -i --style=file:.clang-format \
-  src/**/*.cpp src/**/*.h example-app/*.cpp example-app/*.h
+
+# Run clang-tidy and clang-format
+SOURCES="src/**/*.cpp src/**/*.h example-app/*.cpp example-app/*.h"
+clang-tidy -p build/ --fix --config-file=.clang-tidy $SOURCES
+clang-format -i --style=file:.clang-format $SOURCES
\ No newline at end of file