diff --git a/launcher/resources/OSX/scalable/launcher.svg b/launcher/resources/OSX/scalable/launcher.svg
index 69dd84b1..aeee8433 100644
--- a/launcher/resources/OSX/scalable/launcher.svg
+++ b/launcher/resources/OSX/scalable/launcher.svg
@@ -37,17 +37,21 @@
      </cc:Agent>
     </dc:contributor>
     <dc:source>https://github.com/PrismLauncher/PrismLauncher</dc:source>
-    <dc:rights>
-     <cc:Agent>
-      <dc:title>CC BY-SA 4.0</dc:title>
-     </cc:Agent>
-    </dc:rights>
     <dc:publisher>
      <cc:Agent>
       <dc:title>Prism Launcher</dc:title>
      </cc:Agent>
     </dc:publisher>
+    <cc:license rdf:resource="http://creativecommons.org/licenses/by-sa/4.0/"/>
    </cc:Work>
+   <cc:License rdf:about="http://creativecommons.org/licenses/by-sa/4.0/">
+    <cc:permits rdf:resource="http://creativecommons.org/ns#Reproduction"/>
+    <cc:permits rdf:resource="http://creativecommons.org/ns#Distribution"/>
+    <cc:requires rdf:resource="http://creativecommons.org/ns#Notice"/>
+    <cc:requires rdf:resource="http://creativecommons.org/ns#Attribution"/>
+    <cc:permits rdf:resource="http://creativecommons.org/ns#DerivativeWorks"/>
+    <cc:requires rdf:resource="http://creativecommons.org/ns#ShareAlike"/>
+   </cc:License>
   </rdf:RDF>
  </metadata>
 </svg>
diff --git a/launcher/resources/flat/scalable/launcher.svg b/launcher/resources/flat/scalable/launcher.svg
index 69dd84b1..aeee8433 100644
--- a/launcher/resources/flat/scalable/launcher.svg
+++ b/launcher/resources/flat/scalable/launcher.svg
@@ -37,17 +37,21 @@
      </cc:Agent>
     </dc:contributor>
     <dc:source>https://github.com/PrismLauncher/PrismLauncher</dc:source>
-    <dc:rights>
-     <cc:Agent>
-      <dc:title>CC BY-SA 4.0</dc:title>
-     </cc:Agent>
-    </dc:rights>
     <dc:publisher>
      <cc:Agent>
       <dc:title>Prism Launcher</dc:title>
      </cc:Agent>
     </dc:publisher>
+    <cc:license rdf:resource="http://creativecommons.org/licenses/by-sa/4.0/"/>
    </cc:Work>
+   <cc:License rdf:about="http://creativecommons.org/licenses/by-sa/4.0/">
+    <cc:permits rdf:resource="http://creativecommons.org/ns#Reproduction"/>
+    <cc:permits rdf:resource="http://creativecommons.org/ns#Distribution"/>
+    <cc:requires rdf:resource="http://creativecommons.org/ns#Notice"/>
+    <cc:requires rdf:resource="http://creativecommons.org/ns#Attribution"/>
+    <cc:permits rdf:resource="http://creativecommons.org/ns#DerivativeWorks"/>
+    <cc:requires rdf:resource="http://creativecommons.org/ns#ShareAlike"/>
+   </cc:License>
   </rdf:RDF>
  </metadata>
 </svg>
diff --git a/launcher/resources/iOS/scalable/launcher.svg b/launcher/resources/iOS/scalable/launcher.svg
index 69dd84b1..aeee8433 100644
--- a/launcher/resources/iOS/scalable/launcher.svg
+++ b/launcher/resources/iOS/scalable/launcher.svg
@@ -37,17 +37,21 @@
      </cc:Agent>
     </dc:contributor>
     <dc:source>https://github.com/PrismLauncher/PrismLauncher</dc:source>
-    <dc:rights>
-     <cc:Agent>
-      <dc:title>CC BY-SA 4.0</dc:title>
-     </cc:Agent>
-    </dc:rights>
     <dc:publisher>
      <cc:Agent>
       <dc:title>Prism Launcher</dc:title>
      </cc:Agent>
     </dc:publisher>
+    <cc:license rdf:resource="http://creativecommons.org/licenses/by-sa/4.0/"/>
    </cc:Work>
+   <cc:License rdf:about="http://creativecommons.org/licenses/by-sa/4.0/">
+    <cc:permits rdf:resource="http://creativecommons.org/ns#Reproduction"/>
+    <cc:permits rdf:resource="http://creativecommons.org/ns#Distribution"/>
+    <cc:requires rdf:resource="http://creativecommons.org/ns#Notice"/>
+    <cc:requires rdf:resource="http://creativecommons.org/ns#Attribution"/>
+    <cc:permits rdf:resource="http://creativecommons.org/ns#DerivativeWorks"/>
+    <cc:requires rdf:resource="http://creativecommons.org/ns#ShareAlike"/>
+   </cc:License>
   </rdf:RDF>
  </metadata>
 </svg>
diff --git a/launcher/resources/multimc/scalable/launcher.svg b/launcher/resources/multimc/scalable/launcher.svg
index 69dd84b1..aeee8433 100644
--- a/launcher/resources/multimc/scalable/launcher.svg
+++ b/launcher/resources/multimc/scalable/launcher.svg
@@ -37,17 +37,21 @@
      </cc:Agent>
     </dc:contributor>
     <dc:source>https://github.com/PrismLauncher/PrismLauncher</dc:source>
-    <dc:rights>
-     <cc:Agent>
-      <dc:title>CC BY-SA 4.0</dc:title>
-     </cc:Agent>
-    </dc:rights>
     <dc:publisher>
      <cc:Agent>
       <dc:title>Prism Launcher</dc:title>
      </cc:Agent>
     </dc:publisher>
+    <cc:license rdf:resource="http://creativecommons.org/licenses/by-sa/4.0/"/>
    </cc:Work>
+   <cc:License rdf:about="http://creativecommons.org/licenses/by-sa/4.0/">
+    <cc:permits rdf:resource="http://creativecommons.org/ns#Reproduction"/>
+    <cc:permits rdf:resource="http://creativecommons.org/ns#Distribution"/>
+    <cc:requires rdf:resource="http://creativecommons.org/ns#Notice"/>
+    <cc:requires rdf:resource="http://creativecommons.org/ns#Attribution"/>
+    <cc:permits rdf:resource="http://creativecommons.org/ns#DerivativeWorks"/>
+    <cc:requires rdf:resource="http://creativecommons.org/ns#ShareAlike"/>
+   </cc:License>
   </rdf:RDF>
  </metadata>
 </svg>
diff --git a/launcher/resources/pe_blue/scalable/launcher.svg b/launcher/resources/pe_blue/scalable/launcher.svg
index 69dd84b1..aeee8433 100644
--- a/launcher/resources/pe_blue/scalable/launcher.svg
+++ b/launcher/resources/pe_blue/scalable/launcher.svg
@@ -37,17 +37,21 @@
      </cc:Agent>
     </dc:contributor>
     <dc:source>https://github.com/PrismLauncher/PrismLauncher</dc:source>
-    <dc:rights>
-     <cc:Agent>
-      <dc:title>CC BY-SA 4.0</dc:title>
-     </cc:Agent>
-    </dc:rights>
     <dc:publisher>
      <cc:Agent>
       <dc:title>Prism Launcher</dc:title>
      </cc:Agent>
     </dc:publisher>
+    <cc:license rdf:resource="http://creativecommons.org/licenses/by-sa/4.0/"/>
    </cc:Work>
+   <cc:License rdf:about="http://creativecommons.org/licenses/by-sa/4.0/">
+    <cc:permits rdf:resource="http://creativecommons.org/ns#Reproduction"/>
+    <cc:permits rdf:resource="http://creativecommons.org/ns#Distribution"/>
+    <cc:requires rdf:resource="http://creativecommons.org/ns#Notice"/>
+    <cc:requires rdf:resource="http://creativecommons.org/ns#Attribution"/>
+    <cc:permits rdf:resource="http://creativecommons.org/ns#DerivativeWorks"/>
+    <cc:requires rdf:resource="http://creativecommons.org/ns#ShareAlike"/>
+   </cc:License>
   </rdf:RDF>
  </metadata>
 </svg>
diff --git a/launcher/resources/pe_colored/scalable/launcher.svg b/launcher/resources/pe_colored/scalable/launcher.svg
index 69dd84b1..aeee8433 100644
--- a/launcher/resources/pe_colored/scalable/launcher.svg
+++ b/launcher/resources/pe_colored/scalable/launcher.svg
@@ -37,17 +37,21 @@
      </cc:Agent>
     </dc:contributor>
     <dc:source>https://github.com/PrismLauncher/PrismLauncher</dc:source>
-    <dc:rights>
-     <cc:Agent>
-      <dc:title>CC BY-SA 4.0</dc:title>
-     </cc:Agent>
-    </dc:rights>
     <dc:publisher>
      <cc:Agent>
       <dc:title>Prism Launcher</dc:title>
      </cc:Agent>
     </dc:publisher>
+    <cc:license rdf:resource="http://creativecommons.org/licenses/by-sa/4.0/"/>
    </cc:Work>
+   <cc:License rdf:about="http://creativecommons.org/licenses/by-sa/4.0/">
+    <cc:permits rdf:resource="http://creativecommons.org/ns#Reproduction"/>
+    <cc:permits rdf:resource="http://creativecommons.org/ns#Distribution"/>
+    <cc:requires rdf:resource="http://creativecommons.org/ns#Notice"/>
+    <cc:requires rdf:resource="http://creativecommons.org/ns#Attribution"/>
+    <cc:permits rdf:resource="http://creativecommons.org/ns#DerivativeWorks"/>
+    <cc:requires rdf:resource="http://creativecommons.org/ns#ShareAlike"/>
+   </cc:License>
   </rdf:RDF>
  </metadata>
 </svg>
diff --git a/launcher/resources/pe_dark/scalable/launcher.svg b/launcher/resources/pe_dark/scalable/launcher.svg
index 69dd84b1..aeee8433 100644
--- a/launcher/resources/pe_dark/scalable/launcher.svg
+++ b/launcher/resources/pe_dark/scalable/launcher.svg
@@ -37,17 +37,21 @@
      </cc:Agent>
     </dc:contributor>
     <dc:source>https://github.com/PrismLauncher/PrismLauncher</dc:source>
-    <dc:rights>
-     <cc:Agent>
-      <dc:title>CC BY-SA 4.0</dc:title>
-     </cc:Agent>
-    </dc:rights>
     <dc:publisher>
      <cc:Agent>
       <dc:title>Prism Launcher</dc:title>
      </cc:Agent>
     </dc:publisher>
+    <cc:license rdf:resource="http://creativecommons.org/licenses/by-sa/4.0/"/>
    </cc:Work>
+   <cc:License rdf:about="http://creativecommons.org/licenses/by-sa/4.0/">
+    <cc:permits rdf:resource="http://creativecommons.org/ns#Reproduction"/>
+    <cc:permits rdf:resource="http://creativecommons.org/ns#Distribution"/>
+    <cc:requires rdf:resource="http://creativecommons.org/ns#Notice"/>
+    <cc:requires rdf:resource="http://creativecommons.org/ns#Attribution"/>
+    <cc:permits rdf:resource="http://creativecommons.org/ns#DerivativeWorks"/>
+    <cc:requires rdf:resource="http://creativecommons.org/ns#ShareAlike"/>
+   </cc:License>
   </rdf:RDF>
  </metadata>
 </svg>
diff --git a/launcher/resources/pe_light/scalable/launcher.svg b/launcher/resources/pe_light/scalable/launcher.svg
index 69dd84b1..aeee8433 100644
--- a/launcher/resources/pe_light/scalable/launcher.svg
+++ b/launcher/resources/pe_light/scalable/launcher.svg
@@ -37,17 +37,21 @@
      </cc:Agent>
     </dc:contributor>
     <dc:source>https://github.com/PrismLauncher/PrismLauncher</dc:source>
-    <dc:rights>
-     <cc:Agent>
-      <dc:title>CC BY-SA 4.0</dc:title>
-     </cc:Agent>
-    </dc:rights>
     <dc:publisher>
      <cc:Agent>
       <dc:title>Prism Launcher</dc:title>
      </cc:Agent>
     </dc:publisher>
+    <cc:license rdf:resource="http://creativecommons.org/licenses/by-sa/4.0/"/>
    </cc:Work>
+   <cc:License rdf:about="http://creativecommons.org/licenses/by-sa/4.0/">
+    <cc:permits rdf:resource="http://creativecommons.org/ns#Reproduction"/>
+    <cc:permits rdf:resource="http://creativecommons.org/ns#Distribution"/>
+    <cc:requires rdf:resource="http://creativecommons.org/ns#Notice"/>
+    <cc:requires rdf:resource="http://creativecommons.org/ns#Attribution"/>
+    <cc:permits rdf:resource="http://creativecommons.org/ns#DerivativeWorks"/>
+    <cc:requires rdf:resource="http://creativecommons.org/ns#ShareAlike"/>
+   </cc:License>
   </rdf:RDF>
  </metadata>
 </svg>
diff --git a/program_info/genicons.sh b/program_info/genicons.sh
index bfe756d8..42592c4e 100755
--- a/program_info/genicons.sh
+++ b/program_info/genicons.sh
@@ -1,39 +1,73 @@
-#/bin/bash
+#!/bin/bash
 
-# ICO
+svg2png() {
+    input_file="$1"
+    output_file="$2"
+    width="$3"
+    height="$4"
 
-inkscape -w 16 -h 16 -o prismlauncher_16.png org.prismlauncher.PrismLauncher.svg
-inkscape -w 24 -h 24 -o prismlauncher_24.png org.prismlauncher.PrismLauncher.svg
-inkscape -w 32 -h 32 -o prismlauncher_32.png org.prismlauncher.PrismLauncher.svg
-inkscape -w 48 -h 48 -o prismlauncher_48.png org.prismlauncher.PrismLauncher.svg
-inkscape -w 64 -h 64 -o prismlauncher_64.png org.prismlauncher.PrismLauncher.svg
-inkscape -w 128 -h 128 -o prismlauncher_128.png org.prismlauncher.PrismLauncher.svg
+    inkscape -w "$width" -h "$height" -o "$output_file" "$input_file"
+}
 
-convert prismlauncher_128.png prismlauncher_64.png prismlauncher_48.png prismlauncher_32.png prismlauncher_24.png prismlauncher_16.png prismlauncher.ico
+sipsresize() {
+    input_file="$1"
+    output_file="$2"
+    width="$3"
+    height="$4"
 
-rm -f prismlauncher_*.png
+    sips -z "$width" "$height" "$input_file" --out "$output_file"
+}
 
-inkscape -w 1024 -h 1024 -o prismlauncher_1024.png org.prismlauncher.PrismLauncher.bigsur.svg
+if command -v "inkscape" && command -v "icotool"; then
+    # Windows ICO
+    d=$(mktemp -d)
 
-mkdir prismlauncher.iconset
+    svg2png org.prismlauncher.PrismLauncher.svg "$d/prismlauncher_16.png" 16 16
+    svg2png org.prismlauncher.PrismLauncher.svg "$d/prismlauncher_24.png" 24 24
+    svg2png org.prismlauncher.PrismLauncher.svg "$d/prismlauncher_32.png" 32 32
+    svg2png org.prismlauncher.PrismLauncher.svg "$d/prismlauncher_48.png" 48 48
+    svg2png org.prismlauncher.PrismLauncher.svg "$d/prismlauncher_64.png" 64 64
+    svg2png org.prismlauncher.PrismLauncher.svg "$d/prismlauncher_128.png" 128 128
+    svg2png org.prismlauncher.PrismLauncher.svg "$d/prismlauncher_256.png" 256 256
 
-sips -z 16 16     prismlauncher_1024.png --out prismlauncher.iconset/icon_16x16.png
-sips -z 32 32     prismlauncher_1024.png --out prismlauncher.iconset/icon_16x16@2x.png
-sips -z 32 32     prismlauncher_1024.png --out prismlauncher.iconset/icon_32x32.png
-sips -z 64 64     prismlauncher_1024.png --out prismlauncher.iconset/icon_32x32@2x.png
-sips -z 128 128   prismlauncher_1024.png --out prismlauncher.iconset/icon_128x128.png
-sips -z 256 256   prismlauncher_1024.png --out prismlauncher.iconset/icon_128x128@2x.png
-sips -z 256 256   prismlauncher_1024.png --out prismlauncher.iconset/icon_256x256.png
-sips -z 512 512   prismlauncher_1024.png --out prismlauncher.iconset/icon_256x256@2x.png
-sips -z 512 512   prismlauncher_1024.png --out prismlauncher.iconset/icon_512x512.png
-cp prismlauncher_1024.png prismlauncher.iconset/icon_512x512@2x.png
+    rm prismlauncher.ico && icotool -o prismlauncher.ico -c \
+        "$d/prismlauncher_256.png"  \
+        "$d/prismlauncher_128.png"  \
+        "$d/prismlauncher_64.png"   \
+        "$d/prismlauncher_48.png"   \
+        "$d/prismlauncher_32.png"   \
+        "$d/prismlauncher_24.png"   \
+        "$d/prismlauncher_16.png"
+else
+    echo "ERROR: Windows icons were NOT generated!" >&2
+    echo "ERROR: requires inkscape and icotool in PATH"
+fi
 
-iconutil -c icns prismlauncher.iconset
+if command -v "inkscape" && command -v "sips" && command -v "iconutil"; then
+    # macOS ICNS
+    d=$(mktemp -d)
 
-rm -f prismlauncher_*.png
-rm -rf prismlauncher.iconset
+    d="$d/prismlauncher.iconset"
 
+    mkdir -p "$d"
+
+    svg2png org.prismlauncher.PrismLauncher.bigsur.svg "$d/icon_512x512@2x.png" 1024 1024
+    sipsresize "$d/icon_512x512@2.png" "$d/icon_16x16.png" 16 16
+    sipsresize "$d/icon_512x512@2.png" "$d/icon_16x16@2.png" 32 32
+    sipsresize "$d/icon_512x512@2.png" "$d/icon_32x32.png" 32 32
+    sipsresize "$d/icon_512x512@2.png" "$d/icon_32x32@2.png" 64 64
+    sipsresize "$d/icon_512x512@2.png" "$d/icon_128x128.png" 128 128
+    sipsresize "$d/icon_512x512@2.png" "$d/icon_128x128@2.png" 256 256
+    sipsresize "$d/icon_512x512@2.png" "$d/icon_256x256.png" 256 256
+    sipsresize "$d/icon_512x512@2.png" "$d/icon_256x256@2.png" 512 512
+    iconutil -c icns "$d"
+else
+    echo "ERROR: macOS icons were NOT generated!" >&2
+    echo "ERROR: requires inkscape, sips and iconutil in PATH"
+fi
+
+# replace icon in themes
 for dir in ../launcher/resources/*/scalable
 do
-    cp -v org.prismlauncher.PrismLauncher.svg $dir/launcher.svg
+    cp -v org.prismlauncher.PrismLauncher.svg "$dir/launcher.svg"
 done
diff --git a/program_info/prismlauncher.ico b/program_info/prismlauncher.ico
index e4529f93..2f0fa67f 100644
Binary files a/program_info/prismlauncher.ico and b/program_info/prismlauncher.ico differ