diff --git a/src/drivers/webextension/images/icons/W3.CSS.svg b/src/drivers/webextension/images/icons/W3.CSS.svg
new file mode 100644
index 000000000..268cda77f
--- /dev/null
+++ b/src/drivers/webextension/images/icons/W3.CSS.svg
@@ -0,0 +1,4 @@
+<svg width="32" height="32" viewBox="0 0 32 32" fill="none" xmlns="http://www.w3.org/2000/svg">
+<path d="M26.3915 12.3563C26.3915 12.3563 27.1445 13.1669 28.2048 13.1669C29.0368 13.1669 29.6448 12.6613 29.6448 11.9744C29.6448 11.1211 28.8683 10.7349 27.9381 10.7349H27.3856L27.0592 9.99253L28.5227 8.25813C28.7028 8.04456 28.8952 7.84156 29.0987 7.65013C29.0987 7.65013 28.8619 7.65013 28.3883 7.65013H25.9968V6.4H30.8843V7.31307L28.9237 9.57653C30.0288 9.7344 31.1083 10.5216 31.1083 11.9061C31.1083 13.2907 30.0736 14.5301 28.2944 14.5301C27.8045 14.5363 27.3182 14.4452 26.8638 14.2621C26.4093 14.079 25.9957 13.8075 25.6469 13.4635L26.3915 12.3563Z" fill="#04AA6B"/>
+<path d="M16.8683 14.048L23.3195 25.5381L26.5067 19.8613L20.4096 9.0112H13.3184L10.3787 14.2443L7.44107 9.0112H1.06667L10.3467 25.536L10.3787 25.4763L10.4128 25.536L16.8683 14.048Z" fill="#04AA6B"/>
+</svg>
diff --git a/src/technologies/w.json b/src/technologies/w.json
index 4ce59276c..5e249789a 100644
--- a/src/technologies/w.json
+++ b/src/technologies/w.json
@@ -13,6 +13,16 @@
     "requires": "WordPress",
     "website": "http://www.w3-edge.com/wordpress-plugins/w3-total-cache"
   },
+  "W3.CSS": {
+    "cats": [
+      66
+    ],
+    "description": "W3.CSS is a CSS framework developed by the World Wide Web Consortium (W3C), the main international standards organisation for the World Wide Web.",
+    "icon": "W3.CSS.svg",
+    "dom": "link[href*='/w3.css']",
+    "oss": true,
+    "website": "https://www.w3schools.com/w3css/"
+  },
   "W3Counter": {
     "cats": [
       10