diff --git a/_config.yml b/_config.yml
index 03f3298b..8aa14893 100644
--- a/_config.yml
+++ b/_config.yml
@@ -4,7 +4,10 @@ email: info@music-encoding.org
 baseurl: ""
 style_baseurl: ""
 url: "https://music-encoding.org" # the base hostname & protocol for your site
-twitter_username: music-encoding
+bluesky_handle: music-encoding.bsky.social
+mastodon_address: MusicEncoding@mastodon.social
+github: music-encoding
+slack: music-encoding
 
 # Build settings
 markdown: kramdown
diff --git a/_includes/header.html b/_includes/header.html
index fe698a2c..e41d420f 100644
--- a/_includes/header.html
+++ b/_includes/header.html
@@ -9,11 +9,17 @@
     </div>
   </div>
   <div class="navbar-section" id="socialLinks">
-    <a class="githubLink" target="_blank" href="https://github.com/music-encoding" title="Link to GitHub">
-      <img src="{{site.style_baseurl}}/pix/github.png" alt="GitHub" class="logo"/>
+    <a class="blueskyLink" target="_blank" href="https://{{ site.bluesky_handle }}" title="MEI on Bluesky">
+      <svg class="logo" xmlns="http://www.w3.org/2000/svg" viewBox="0 0 640 640"><path d="M439.8 358.7C436.5 358.3 433.1 357.9 429.8 357.4C433.2 357.8 436.5 358.3 439.8 358.7zM320 291.1C293.9 240.4 222.9 145.9 156.9 99.3C93.6 54.6 69.5 62.3 53.6 69.5C35.3 77.8 32 105.9 32 122.4C32 138.9 41.1 258 47 277.9C66.5 343.6 136.1 365.8 200.2 358.6C203.5 358.1 206.8 357.7 210.2 357.2C206.9 357.7 203.6 358.2 200.2 358.6C106.3 372.6 22.9 406.8 132.3 528.5C252.6 653.1 297.1 501.8 320 425.1C342.9 501.8 369.2 647.6 505.6 528.5C608 425.1 533.7 372.5 439.8 358.6C436.5 358.2 433.1 357.8 429.8 357.3C433.2 357.7 436.5 358.2 439.8 358.6C503.9 365.7 573.4 343.5 593 277.9C598.9 258 608 139 608 122.4C608 105.8 604.7 77.7 586.4 69.5C570.6 62.4 546.4 54.6 483.2 99.3C417.1 145.9 346.1 240.4 320 291.1z"/></svg>
+    </a>
+    <a class="mastodonLink" target="_blank" href="https://mastodon.social/@MusicEncoding" title="MEI on Mastodon">
+      <svg class="logo" xmlns="http://www.w3.org/2000/svg" viewBox="0 0 448 512"><path d="M433 179.1c0-97.2-63.7-125.7-63.7-125.7-62.5-28.7-228.6-28.4-290.5 0 0 0-63.7 28.5-63.7 125.7 0 115.7-6.6 259.4 105.6 289.1 40.5 10.7 75.3 13 103.3 11.4 50.8-2.8 79.3-18.1 79.3-18.1l-1.7-36.9s-36.3 11.4-77.1 10.1c-40.4-1.4-83-4.4-89.6-54a102.5 102.5 0 0 1 -.9-13.9c85.6 20.9 158.7 9.1 178.8 6.7 56.1-6.7 105-41.3 111.2-72.9 9.8-49.8 9-121.5 9-121.5zm-75.1 125.2h-46.6v-114.2c0-49.7-64-51.6-64 6.9v62.5h-46.3V197c0-58.5-64-56.6-64-6.9v114.2H90.2c0-122.1-5.2-147.9 18.4-175 25.9-28.9 79.8-30.8 103.8 6.1l11.6 19.5 11.6-19.5c24.1-37.1 78.1-34.8 103.8-6.1 23.7 27.3 18.4 53 18.4 175z"/></svg>
     </a>
     <a class="slackLink" target="_blank" href="https://music-encoding.slack.com/" title="MEI Slack channel">
-      <img src="{{site.style_baseurl}}/pix/slack.png" alt="Slack" class="logo"/>
+      <svg class="logo" xmlns="http://www.w3.org/2000/svg" viewBox="0 0 448 512"><path d="M94.1 315.1c0 25.9-21.2 47.1-47.1 47.1S0 341 0 315.1c0-25.9 21.2-47.1 47.1-47.1h47.1v47.1zm23.7 0c0-25.9 21.2-47.1 47.1-47.1s47.1 21.2 47.1 47.1v117.8c0 25.9-21.2 47.1-47.1 47.1s-47.1-21.2-47.1-47.1V315.1zm47.1-189c-25.9 0-47.1-21.2-47.1-47.1S139 32 164.9 32s47.1 21.2 47.1 47.1v47.1H164.9zm0 23.7c25.9 0 47.1 21.2 47.1 47.1s-21.2 47.1-47.1 47.1H47.1C21.2 244 0 222.8 0 196.9s21.2-47.1 47.1-47.1H164.9zm189 47.1c0-25.9 21.2-47.1 47.1-47.1s47.1 21.2 47.1 47.1-21.2 47.1-47.1 47.1h-47.1V196.9zm-23.7 0c0 25.9-21.2 47.1-47.1 47.1s-47.1-21.2-47.1-47.1V79.1c0-25.9 21.2-47.1 47.1-47.1s47.1 21.2 47.1 47.1V196.9zM283.1 385.9c25.9 0 47.1 21.2 47.1 47.1s-21.2 47.1-47.1 47.1-47.1-21.2-47.1-47.1v-47.1h47.1zm0-23.7c-25.9 0-47.1-21.2-47.1-47.1s21.2-47.1 47.1-47.1h117.8c25.9 0 47.1 21.2 47.1 47.1s-21.2 47.1-47.1 47.1H283.1z"/></svg>
+    </a>
+    <a class="githubLink" target="_blank" href="https://github.com/{{ site.github }}" title="Link to GitHub">
+      <svg class="logo" xmlns="http://www.w3.org/2000/svg" viewBox="0 0 496 512"><path d="M165.9 397.4c0 2-2.3 3.6-5.2 3.6-3.3.3-5.6-1.3-5.6-3.6 0-2 2.3-3.6 5.2-3.6 3-.3 5.6 1.3 5.6 3.6zm-31.1-4.5c-.7 2 1.3 4.3 4.3 4.9 2.6 1 5.6 0 6.2-2s-1.3-4.3-4.3-5.2c-2.6-.7-5.5.3-6.2 2.3zm44.2-1.7c-2.9.7-4.9 2.6-4.6 4.9.3 2 2.9 3.3 5.9 2.6 2.9-.7 4.9-2.6 4.6-4.6-.3-1.9-3-3.2-5.9-2.9zM244.8 8C106.1 8 0 113.3 0 252c0 110.9 69.8 205.8 169.5 239.2 12.8 2.3 17.3-5.6 17.3-12.1 0-6.2-.3-40.4-.3-61.4 0 0-70 15-84.7-29.8 0 0-11.4-29.1-27.8-36.6 0 0-22.9-15.7 1.6-15.4 0 0 24.9 2 38.6 25.8 21.9 38.6 58.6 27.5 72.9 20.9 2.3-16 8.8-27.1 16-33.7-55.9-6.2-112.3-14.3-112.3-110.5 0-27.5 7.6-41.3 23.6-58.9-2.6-6.5-11.1-33.3 2.6-67.9 20.9-6.5 69 27 69 27 20-5.6 41.5-8.5 62.8-8.5s42.8 2.9 62.8 8.5c0 0 48.1-33.6 69-27 13.7 34.7 5.2 61.4 2.6 67.9 16 17.7 25.8 31.5 25.8 58.9 0 96.5-58.9 104.2-114.8 110.5 9.2 7.9 17 22.9 17 46.4 0 33.7-.3 75.4-.3 83.6 0 6.5 4.6 14.4 17.3 12.1C428.2 457.8 496 362.9 496 252 496 113.3 383.5 8 244.8 8zM97.2 352.9c-1.3 1-1 3.3.7 5.2 1.6 1.6 3.9 2.3 5.2 1 1.3-1 1-3.3-.7-5.2-1.6-1.6-3.9-2.3-5.2-1zm-10.8-8.1c-.7 1.3.3 2.9 2.3 3.9 1.6 1 3.6.7 4.3-.7.7-1.3-.3-2.9-2.3-3.9-2-.6-3.6-.3-4.3.7zm32.4 35.6c-1.6 1.3-1 4.3 1.3 6.2 2.3 2.3 5.2 2.6 6.5 1 1.3-1.3.7-4.3-1.3-6.2-2.2-2.3-5.2-2.6-6.5-1zm-11.4-14.7c-1.6 1-1.6 3.6 0 5.9 1.6 2.3 4.3 3.3 5.6 2.3 1.6-1.3 1.6-3.9 0-6.2-1.4-2.3-4-3.3-5.6-2z"/></svg>
     </a>
   </div>
     {% include menu-accordion.html %}
diff --git a/_sass/mei.scss b/_sass/mei.scss
index 265f586b..1fabf29e 100644
--- a/_sass/mei.scss
+++ b/_sass/mei.scss
@@ -77,6 +77,10 @@ header.navbar {
         height: 30px;
     }
 
+    svg.logo {
+        fill: $mei-white;
+    }
+
 	section div.guidelines-warning {
 		width: 400px;
 	}
diff --git a/pix/github.png b/pix/github.png
deleted file mode 100644
index 628da97c..00000000
Binary files a/pix/github.png and /dev/null differ
diff --git a/pix/slack.png b/pix/slack.png
deleted file mode 100644
index 85c0c312..00000000
Binary files a/pix/slack.png and /dev/null differ