diff --git a/src/technologies/d.json b/src/technologies/d.json
index 7fac26303..f9849e5b1 100644
--- a/src/technologies/d.json
+++ b/src/technologies/d.json
@@ -275,6 +275,19 @@
     "oss": true,
     "website": "https://github.com/django/daphne"
   },
+  "Darkmode.js": {
+    "cats": [
+      59
+    ],
+    "description": "Darkmode.js is a JavaScript library that enables an HTML element to switch between CSS themes.",
+    "icon": "default.svg",
+    "js": {
+      "Darkmode": ""
+    },
+    "oss": true,
+    "scriptSrc": "darkmode-js@([\\d\\.]+)/lib/darkmode-js\\.min\\.js\\;version:\\1",
+    "website": "https://github.com/sandoche/Darkmode.js"
+  },
   "Dart": {
     "cats": [
       27