diff --git a/src/drivers/webextension/images/icons/Congressus.svg b/src/drivers/webextension/images/icons/Congressus.svg
new file mode 100644
index 000000000..0a873f428
--- /dev/null
+++ b/src/drivers/webextension/images/icons/Congressus.svg
@@ -0,0 +1,5 @@
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diff --git a/src/technologies/c.json b/src/technologies/c.json
index 5e41bea00..5314c0c6e 100644
--- a/src/technologies/c.json
+++ b/src/technologies/c.json
@@ -2480,6 +2480,26 @@
     "scriptSrc": "app\\.conjured\\.co/",
     "website": "https://conjured.co"
   },
+  "Congressus": {
+    "cats": [
+      1
+    ],
+    "description": "Congressus is a Dutch-language online application for member administration, financial management, communication and a linked website with webshop.",
+    "icon": "Congressus.svg",
+    "meta": {
+      "generator": "^Congressus\\s-\\s.+$"
+    },
+    "cookies": {
+      "congressus_session": "",
+      "_gat_congressus_analytics": ""
+    },
+    "pricing": [
+      "recurring",
+      "low"
+    ],
+    "saas": true,
+    "website": "https://congressus.nl"
+  },
   "Connectif": {
     "cats": [
       76,