diff --git a/README.md b/README.md
index 94876f8..d93cfb5 100755
--- a/README.md
+++ b/README.md
@@ -260,6 +260,7 @@ Therefore:
 - [Sergamon](https://sgmonda.com/sergamon) _SIL OFL_ ([view](https://www.programmingfonts.org/#sergamon))
 - [Serious Shanns](https://kabeech.github.io/serious-shanns/) _MIT_ ([view](https://www.programmingfonts.org/#serious-shanns))
 - [Share Tech Mono](https://fonts.google.com/specimen/Share+Tech+Mono) _SIL OFL_ ([view](https://www.programmingfonts.org/#share-tech))
+- [Sinclair QL Extended](https://fontstruct.com/fontstructions/show/1104062/sinclair_ql_extended_1) _CC BY-SA 3.0_ ([view](https://www.programmingfonts.org/#sinclair-ql-extended))
 - [SK Modernist Mono](https://seankanedesign.gumroad.com/l/sk-modernist) _commercial_ ([view](https://www.programmingfonts.org/#sk-modernist))
 - [Sligoil](https://velvetyne.fr/fonts/sligoil/) _SIL OFL_ ([view](https://www.programmingfonts.org/#sligoil))
 - [Sometype Mono](http://monospacedfont.com/) _SIL OFL_ ([view](https://www.programmingfonts.org/#sometype-mono))
diff --git a/fonts-schema.json b/fonts-schema.json
index d45b634..ae6b0bd 100644
--- a/fonts-schema.json
+++ b/fonts-schema.json
@@ -32,6 +32,7 @@
                         "Apache",
                         "Bitstream Vera",
                         "BSD-2-Clause",
+                        "CC BY-SA 3.0",
                         "CC BY-SA 4.0",
                         "CC BY-ND 3.0",
                         "freeware",
diff --git a/fonts.json b/fonts.json
index 75a61d5..88ecb80 100644
--- a/fonts.json
+++ b/fonts.json
@@ -2303,6 +2303,18 @@
         "year": 2012,
         "zerostyle": "slashed"
     },
+    "sinclair-ql-extended": {
+        "author": "count / Damien Guard",
+        "description": "Font of the Sinclair QL computer, with added (international) characters Clone of Sinclair QL + extensions based in QDOS Minerva Sourcecode released under GPL at http://www.bergbland.info/",
+        "license": "CC BY-SA 3.0",
+        "ligatures": false,
+        "name": "Sinclair QL Extended",
+        "rendering": "bitmap",
+        "style": "sans",
+        "website": "https://fontstruct.com/fontstructions/show/1104062/sinclair_ql_extended_1",
+        "year": 2015,
+        "zerostyle": "slashed"
+    },
     "sk-modernist": {
         "author": "Sean Kane",
         "description": "Sk-Modernist is a minimalist and clean typeface which eschews complicated forms.",
diff --git a/fonts/resources/sinclair-ql-extended/license.txt b/fonts/resources/sinclair-ql-extended/license.txt
new file mode 100644
index 0000000..e028271
--- /dev/null
+++ b/fonts/resources/sinclair-ql-extended/license.txt
@@ -0,0 +1,8 @@
+The FontStruction “Sinclair QL Extended”
+(https://fontstruct.com/fontstructions/show/1104062) by “count” is licensed
+under a Creative Commons Attribution Share Alike license
+(http://creativecommons.org/licenses/by-sa/3.0/).
+“Sinclair QL Extended” was originally cloned (copied) from the FontStruction
+“Sinclair QL” (https://fontstruct.com/fontstructions/show/917532) by Damien
+Guard, which is licensed under a Creative Commons Attribution Share Alike
+license (http://creativecommons.org/licenses/by-sa/3.0/).
diff --git a/fonts/resources/sinclair-ql-extended/readme.txt b/fonts/resources/sinclair-ql-extended/readme.txt
new file mode 100644
index 0000000..ef1e018
--- /dev/null
+++ b/fonts/resources/sinclair-ql-extended/readme.txt
@@ -0,0 +1,22 @@
+The font file in this archive was created using Fontstruct the free, online
+font-building tool.
+This font was created by “count”*.
+This font has a homepage where this archive and other versions may be found:
+https://fontstruct.com/fontstructions/show/1104062
+
+*NOTE: “Sinclair QL Extended” was originally cloned (copied) from the
+FontStruction “Sinclair QL”
+(https://fontstruct.com/fontstructions/show/917532) by Damien Guard, which is
+licensed under a Creative Commons Attribution Share Alike license
+(http://creativecommons.org/licenses/by-sa/3.0/).
+
+Try Fontstruct at https://fontstruct.com
+It’s easy and it’s fun.
+
+Fontstruct is copyright ©2015-2026 Rob Meek
+
+LEGAL NOTICE:
+In using this font you must comply with the licensing terms described in the
+file “license.txt” included with this archive.
+If you redistribute the font file in this archive, it must be accompanied by all
+the other files from this archive, including this one.
diff --git a/fonts/resources/sinclair-ql-extended/sinclair-ql-extended.ttf b/fonts/resources/sinclair-ql-extended/sinclair-ql-extended.ttf
new file mode 100644
index 0000000..98587be
Binary files /dev/null and b/fonts/resources/sinclair-ql-extended/sinclair-ql-extended.ttf differ
diff --git a/fonts/stylesheets/fonts.less b/fonts/stylesheets/fonts.less
index 234aff1..ef83f73 100755
--- a/fonts/stylesheets/fonts.less
+++ b/fonts/stylesheets/fonts.less
@@ -537,6 +537,8 @@
 
 .font( 'share-tech', normal, normal, 'share-tech/share-tech.ttf' );
 
+.font( 'sinclair-ql-extended', normal, normal, 'sinclair-ql-extended/sinclair-ql-extended.ttf' );
+
 .font( 'sk-modernist', normal, normal, 'sk-modernist/sk-modernist.woff' );
 
 .font( 'sligoil', normal, normal, 'sligoil/sligoil.woff2' );
diff --git a/fonts/stylesheets/stylesheet.css b/fonts/stylesheets/stylesheet.css
index dd6cb2b..68a1261 100644
--- a/fonts/stylesheets/stylesheet.css
+++ b/fonts/stylesheets/stylesheet.css
@@ -2314,6 +2314,12 @@
   font-style: normal;
   src: url('../resources/share-tech/share-tech.ttf');
 }
+@font-face {
+  font-family: 'sinclair-ql-extended';
+  font-weight: normal;
+  font-style: normal;
+  src: url('../resources/sinclair-ql-extended/sinclair-ql-extended.ttf');
+}
 @font-face {
   font-family: 'sk-modernist';
   font-weight: normal;