diff --git a/css/brands-extended.css b/css/brands-extended.css
index 43c842b..712152e 100644
--- a/css/brands-extended.css
+++ b/css/brands-extended.css
@@ -188,6 +188,12 @@
   --button-background:#FA5C5C;
 }
 
+/* Keyoxide */
+.button-keyoxide {
+  --button-text:#FFFFFF;
+  --button-background:#897bd1;
+}
+
 /* Layers */
 .button-layers {
   --button-text:#000000;
diff --git a/images/icons-extended/keyoxide.svg b/images/icons-extended/keyoxide.svg
new file mode 100644
index 0000000..2214662
--- /dev/null
+++ b/images/icons-extended/keyoxide.svg
@@ -0,0 +1,7 @@
+<svg role="image" viewBox="0 0 24 24" xmlns="http://www.w3.org/2000/svg">
+ <path d="m14.662 2.7734c-0.86914 8.5e-6 -1.5742 0.70509-1.5742 1.5742 0 0.52528 0.26095 1.006 0.67773 1.2949 0.12007 0.083138 0.18912 0.092562 0.20508 0.22266 0.01604 0.13001-0.16211 0.25-0.16211 0.25l-3.3242 2.5859v-0.5293c0.14724-1.4561-0.83223-2.9405-2.2754-3.2793-1.719-0.502-3.7931 1.0298-3.7931 2.6452 0 1.9182 0.00778 8.9247 0.00211 13.429-0.00211 1.6772 1.3577 3.0332 3.0332 3.0332s3.0352-1.3576 3.0352-3.0332v-0.39648c1.365 0.90898 2.7303 1.8174 4.0938 2.7285 1.1299 0.93021 2.9078 0.93859 3.9902-0.07422 1.3712-1.1518 1.323-3.4999-0.0918-4.5957-1.935-1.3219-3.8897-2.6181-5.8418-3.916l5.7734-4.4883c1.1632-0.90466 1.4954-2.5005 0.83398-3.7832-0.04938-0.095755-0.06511-0.12998-0.16797-0.16992-0.10277-0.039938-0.18425 0.00439-0.28711 0.042969-0.14138 0.053062-0.29257 0.080078-0.44531 0.080078-0.69894 0-1.2656-0.56662-1.2656-1.2656 9.4e-5 -0.094853 0.01636-0.14996-0.01172-0.20898-0.02807-0.059023-0.10233-0.097092-0.17578-0.10547-0.12191-0.013926-0.24437-0.020476-0.36719-0.019531-0.12049 8.587e-4 -0.21169-0.00952-0.26367-0.097656-0.05189-0.088142-0.02344-0.18975-0.02344-0.34961 0-0.86915-0.70504-1.5742-1.5742-1.5742z"/>
+ <path d="m12.806 3.085a1.0735 1.0735 0 0 1-1.0735 1.0735 1.0735 1.0735 0 0 1-1.0735-1.0735 1.0735 1.0735 0 0 1 1.0735-1.0735 1.0735 1.0735 0 0 1 1.0735 1.0735z"/>
+ <path d="m13.458 1.0033a0.70038 0.70038 0 0 1-0.70038 0.70038 0.70038 0.70038 0 0 1-0.70038-0.70038 0.70038 0.70038 0 0 1 0.70038-0.70038 0.70038 0.70038 0 0 1 0.70038 0.70038z"/>
+ <path d="m11.339 0.48902a0.48902 0.48902 0 0 1-0.48902 0.48902 0.48902 0.48902 0 0 1-0.48902-0.48902 0.48902 0.48902 0 0 1 0.48902-0.48902 0.48902 0.48902 0 0 1 0.48902 0.48902z"/>
+ <path d="m19.203 5.1296a0.85797 0.85797 0 0 1-0.85797 0.85797 0.85797 0.85797 0 0 1-0.85797-0.85797 0.85797 0.85797 0 0 1 0.85797-0.85797 0.85797 0.85797 0 0 1 0.85797 0.85797z"/>
+</svg>
diff --git a/preview.html b/preview.html
index c83bf51..276bedd 100644
--- a/preview.html
+++ b/preview.html
@@ -136,6 +136,9 @@
               <!-- Itch.io -->
               <a class="button button-itchio" href="#" target="_blank" rel="noopener" role="button"><img class="icon" aria-hidden="true" src="images/icons-extended/itchio.svg" alt="itchio Logo">itch.io</a>
 
+              <!-- Keyoxide -->
+              <a class="button button-keyoxide" href="#" target="_blank" rel="noopener" role="button"><img class="icon" aria-hidden="true" src="images/icons-extended/keyoxide.svg" alt="keyoxide Logo">Keyoxide</a>
+
               <!-- Layers -->
               <a class="button button-layers" href="#" target="_blank" rel="noopener" role="button"><img class="icon" aria-hidden="true" src="images/icons-extended/layers.svg" alt="Layers Logo">Layers</a>