diff --git a/components/GitHubShareButton.tsx b/components/GitHubShareButton.tsx
new file mode 100644
index 0000000..527b1d6
--- /dev/null
+++ b/components/GitHubShareButton.tsx
@@ -0,0 +1,48 @@
+import React from 'react'
+
+import styles from './styles.module.css'
+
+export const GitHubShareButton: React.FC = () => {
+  return (
+    <a
+      href='https://github.com/transitive-bullshit/nextjs-notion-starter-kit'
+      target='_blank'
+      rel='noopener noreferrer'
+      className={styles.githubCorner}
+      aria-label='View source on GitHub'
+    >
+      <svg
+        width='80'
+        height='80'
+        viewBox='0 0 250 250'
+        style={{
+          fill: '#70B7FD',
+          color: '#fff',
+          position: 'absolute',
+          zIndex: 1001,
+          top: 0,
+          right: 0,
+          border: 0,
+          transform: 'scale(1, 1)'
+        }}
+        aria-hidden='true'
+      >
+        <path d='M0,0 L115,115 L130,115 L142,142 L250,250 L250,0 Z' />
+        <path
+          d='M128.3,109.0 C113.8,99.7 119.0,89.6 119.0,89.6 C122.0,82.7 120.5,78.6 120.5,78.6 C119.2,72.0 123.4,76.3 123.4,76.3 C127.3,80.9 125.5,87.3 125.5,87.3 C122.9,97.6 130.6,101.9 134.4,103.2'
+          fill='currentColor'
+          style={{
+            transformOrigin: '130px 106px'
+          }}
+          className={styles.octoArm}
+        />
+
+        <path
+          d='M115.0,115.0 C114.9,115.1 118.7,116.5 119.8,115.4 L133.7,101.6 C136.9,99.2 139.9,98.4 142.2,98.6 C133.8,88.0 127.5,74.4 143.8,58.0 C148.5,53.4 154.0,51.2 159.7,51.0 C160.3,49.4 163.2,43.6 171.4,40.1 C171.4,40.1 176.1,42.5 178.8,56.2 C183.1,58.6 187.2,61.8 190.9,65.4 C194.5,69.0 197.7,73.2 200.1,77.6 C213.8,80.2 216.3,84.9 216.3,84.9 C212.7,93.1 206.9,96.0 205.4,96.6 C205.1,102.4 203.0,107.8 198.3,112.5 C181.9,128.9 168.3,122.5 157.7,114.1 C157.9,116.9 156.7,120.9 152.7,124.9 L141.0,136.5 C139.8,137.7 141.6,141.9 141.8,141.8 Z'
+          fill='currentColor'
+          className={styles.octoBody}
+        />
+      </svg>
+    </a>
+  )
+}
diff --git a/components/NotionPage.tsx b/components/NotionPage.tsx
index 48c2604..afafff3 100644
--- a/components/NotionPage.tsx
+++ b/components/NotionPage.tsx
@@ -29,6 +29,7 @@ import { Page404 } from './Page404'
 import { PageHead } from './PageHead'
 import { PageActions } from './PageActions'
 import { Footer } from './Footer'
+import { GitHubShareButton } from './GitHubShareButton'
 import { ReactUtterances } from './ReactUtterances'
 
 import styles from './styles.module.css'
@@ -250,6 +251,8 @@ export const NotionPage: React.FC<types.PageProps> = ({
         }
       />
 
+      <GitHubShareButton />
+
       <CustomHtml site={site} />
     </>
   )
diff --git a/components/styles.module.css b/components/styles.module.css
index 09fdaee..be9051b 100644
--- a/components/styles.module.css
+++ b/components/styles.module.css
@@ -175,3 +175,38 @@
   color: #19bf64;
   background: #e5f2e8;
 }
+
+@media (max-width: 1360px) {
+  .githubCorner {
+    display: none;
+  }
+}
+
+.githubCorner:hover .octoArm {
+  animation: octocat-wave 560ms ease-in-out;
+}
+
+@keyframes octocat-wave {
+  0%,
+  100% {
+    transform: rotate(0);
+  }
+  20%,
+  60% {
+    transform: rotate(-25deg);
+  }
+  40%,
+  80% {
+    transform: rotate(10deg);
+  }
+}
+
+@media (max-width: 500px) {
+  .githubCorner:hover .octoArm {
+    animation: none;
+  }
+
+  .githubCorner .octoArm {
+    animation: octocat-wave 560ms ease-in-out;
+  }
+}