diff --git a/README.md b/README.md
index 575686dc..378e8e44 100644
--- a/README.md
+++ b/README.md
@@ -332,6 +332,7 @@ Say thanks!
 <td>Kemal Framework<br><img src="images/svg/kemal.svg" width="125" title="Kemal Framework" /><br>346 Bytes</td>
 <td>Ruby On Rails<br><img src="https://edent.github.io/SuperTinyIcons/images/svg/rubyonrails.svg" width="125" title="Ruby On Rails" /><br>480 Bytes</td>
 <td>Kotlin<br><img src="https://edent.github.io/SuperTinyIcons/images/svg/kotlin.svg" width="125" title="Kotlin" /><br>291 Bytes</td>
+<td>Crystal<br><img src="https://edent.github.io/SuperTinyIcons/images/svg/crystal.svg" width="125" title="Crystal"/><br>593 Bytes</td>
 </tr>
 
 </table>
diff --git a/images/android-vector-drawable/crystal.xml b/images/android-vector-drawable/crystal.xml
new file mode 100644
index 00000000..621cd561
--- /dev/null
+++ b/images/android-vector-drawable/crystal.xml
@@ -0,0 +1,16 @@
+<?xml version="1.0" encoding="utf-8"?>
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="512dp"
+    android:height="512dp"
+    android:viewportWidth="512"
+    android:viewportHeight="512">
+
+    <path
+        android:fillColor="#fff"
+        android:pathData="M 15 0 L 497 0 Q 512 0 512 15 L 512 497 Q 512 512 497 512 L 15 512 Q 0 512 0 497 L 0 15 Q 0 0 15 0 Z" />
+    <path
+        android:fillColor="#000000"
+        android:pathData="M448.231 308.479L308.661 447.77c-0.559 0.558 -1.396 0.838 -1.955 0.558 l-190.653-51.082c-0.838-0.28-1.396-0.838-1.396-1.396L63.295 205.475c-0.28-0.837 0-1.395 0.558 -1.954L203.424 64.23c0.558-0.558 1.396-0.838 1.954-0.558l190.654 51.082c0.837 0.28 1.395 0.838 1.395 1.396l51.083 190.375c0.559 0.837 0.28 1.395-0.279 1.954zM261.206 156.905L73.902 206.87c-0.279 0-0.558 0.558 -0.279 0.838 l137.059 136.779c0.279 0.279 0.837 0.279 0.837-0.28l50.246-187.024c0.279 0-0.28-0.558-0.559-0.28z" />
+    <path
+        android:pathData="M-458.602-458.602H970.602V970.602H-458.602z" />
+</vector>
diff --git a/images/reference/crystal.svg b/images/reference/crystal.svg
new file mode 100644
index 00000000..96e9d08d
--- /dev/null
+++ b/images/reference/crystal.svg
@@ -0,0 +1,13 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!-- Generator: Adobe Illustrator 21.0.0, SVG Export Plug-In . SVG Version: 6.00 Build 0)  -->
+<svg version="1.1" id="Layer_1" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" x="0px" y="0px" viewBox="0 0 193.2 206.7" style="enable-background:new 0 0 193.2 206.7;" xml:space="preserve">
+<style type="text/css">
+	.st0{fill:none;}
+</style>
+<g>
+	<path d="M165.4,122l-50,49.9c-0.2,0.2-0.5,0.3-0.7,0.2l-68.3-18.3c-0.3-0.1-0.5-0.3-0.5-0.5L27.5,85.1c-0.1-0.3,0-0.5,0.2-0.7   l50-49.9c0.2-0.2,0.5-0.3,0.7-0.2l68.3,18.3c0.3,0.1,0.5,0.3,0.5,0.5l18.3,68.2C165.7,121.6,165.6,121.8,165.4,122z M98.4,67.7   L31.3,85.6c-0.1,0-0.2,0.2-0.1,0.3l49.1,49c0.1,0.1,0.3,0.1,0.3-0.1l18-67C98.7,67.8,98.5,67.6,98.4,67.7z"/>
+	<g>
+		<rect class="st0" width="193.2" height="206.7"/>
+	</g>
+</g>
+</svg>
\ No newline at end of file
diff --git a/images/reference/index.md b/images/reference/index.md
index 0d63e686..70a92eda 100644
--- a/images/reference/index.md
+++ b/images/reference/index.md
@@ -199,6 +199,7 @@ Where possible this links to the organisation's brand guidelines page.
 | <img src="/images/svg/kemal.svg" width="256"/> | <img src="/images/reference/kemal.png" width="256"/> | https://raw.githubusercontent.com/kemalcr/kemalcr.com/master/img/kemal.png |
 | <img src="/images/svg/rubyonrails.svg" width="256"/> | <img src="/images/reference/rubyonrails_favicon.png" width="256"/> | https://rubyonrails.org/trademarks/ |
 | <img src="/images/svg/kotlin.svg" width="256"/> | <img src="/images/reference/kotlin.svg" width="256"/> | https://resources.jetbrains.com/storage/products/kotlin/docs/kotlin_logos.zip |
+| <img src="/images/svg/crystal.svg" width="256" /> | <img src="/images/reference/crystal.svg" width="256" /> | https://crystal-lang.org/media/ |
 | <img src="/images/svg/messenger.svg" width="256" />	| <img src="/images/reference/messenger.svg" width="256" />	| https://en.facebookbrand.com/assets/messenger/	|
 | <img src="/images/svg/ubisoft.svg" width="256"/> | <img src="/images/reference/ubisoft.png" width="256"/> | https://commons.wikimedia.org/wiki/File:Ubisoft_logo.svg |
 | <img src="/images/svg/ea.svg" width="256"/> | <img src="/images/reference/ea.png" width="256"/> | https://commons.wikimedia.org/wiki/File:EA-Logo.svg |
diff --git a/images/svg/crystal.svg b/images/svg/crystal.svg
new file mode 100644
index 00000000..856c3715
--- /dev/null
+++ b/images/svg/crystal.svg
@@ -0,0 +1,7 @@
+<svg
+xmlns="http://www.w3.org/2000/svg"
+aria-label="Crystal" role="img"
+viewBox="0 0 512 512"><rect
+width="512" height="512"
+rx="15%"
+fill="#fff"/><path d="M448.231 308.479L308.661 447.77c-.559.558-1.396.838-1.955.558l-190.653-51.082c-.838-.28-1.396-.838-1.396-1.396L63.295 205.475c-.28-.837 0-1.395.558-1.954L203.424 64.23c.558-.558 1.396-.838 1.954-.558l190.654 51.082c.837.28 1.395.838 1.395 1.396l51.083 190.375c.559.837.28 1.395-.279 1.954zM261.206 156.905L73.902 206.87c-.279 0-.558.558-.279.838l137.059 136.779c.279.279.837.279.837-.28l50.246-187.024c.279 0-.28-.558-.559-.28z"/></svg>