Add Webflow.

src/apps.json

@@ -11256,6 +11256,20 @@
       "script": "web2py\\.js",
       "website": "http://web2py.com"
     },
+    "Webflow": {
+      "cats": [
+        51
+      ],
+      "html": "<html[^>]+data-wf-site",
+      "icon": "webflow.svg",
+      "js": {
+        "Webflow": ""
+      },
+      "meta": {
+        "generator": "Webflow"
+      },
+      "website": "https://webflow.com"
+    },
     "WebGUI": {
       "cats": [
         1

src/icons/webflow.svg

@@ -0,0 +1,13 @@
+<svg xmlns="http://www.w3.org/2000/svg" width="16" height="16" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:figma="http://www.figma.com/figma/ns">
+  <desc>
+    Created using Figma
+  </desc>
+  <g style="mix-blend-mode:normal" figma:type="frame">
+    <use fill="#4353ff" xlink:href="#a" style="mix-blend-mode:normal" figma:type="rounded-rectangle"/>
+    <use fill="#FFF" xlink:href="#b" transform="translate(3.424 4.68)" style="mix-blend-mode:normal" figma:type="vector"/>
+  </g>
+  <defs>
+    <path id="a" d="M0 2C0 .89543.89543 0 2 0h12c1.1046 0 2 .89543 2 2v12c0 1.1046-.8954 2-2 2H2c-1.10457 0-2-.8954-2-2V2z"/>
+    <path id="b" d="M7.412 2.024S6.6 4.568 6.54 4.784C6.516 4.572 5.924 0 5.924 0 4.54 0 3.804.984 3.412 2.024c0 0-.988 2.552-1.068 2.764-.004-.2-.152-2.74-.152-2.74C2.108.772.944 0 0 0l1.136 6.924c1.448-.004 2.228-.984 2.636-2.028 0 0 .868-2.252.904-2.352.008.096.624 4.38.624 4.38 1.452 0 2.236-.916 2.656-1.92L9.992 0C8.556 0 7.8.98 7.412 2.024z"/>
+  </defs>
+</svg>