diff --git a/src/drivers/webextension/images/icons/MAAK.png b/src/drivers/webextension/images/icons/MAAK.png
new file mode 100644
index 000000000..34206d4c0
Binary files /dev/null and b/src/drivers/webextension/images/icons/MAAK.png differ
diff --git a/src/drivers/webextension/images/icons/W3C.png b/src/drivers/webextension/images/icons/W3C.png
new file mode 100644
index 000000000..a2a631ce1
Binary files /dev/null and b/src/drivers/webextension/images/icons/W3C.png differ
diff --git a/src/technologies/i.json b/src/technologies/i.json
index d28f99445..c256c458e 100644
--- a/src/technologies/i.json
+++ b/src/technologies/i.json
@@ -531,6 +531,7 @@
       59
     ],
     "description": "Intersection Observer is a browser API that provides a way to observe the visibility and position of a DOM element relative to the containing root element or viewport.",
+    "icon": "W3C.png",
     "scriptSrc": [
       "cdn\\.jsdelivr\\.net/npm/intersection-observer@([\\d\\.]+)\\;version:\\1",
       "/assets/(?:.+)?intersection-observer\\.[\\d\\w\\.]+\\.js"
diff --git a/src/technologies/m.json b/src/technologies/m.json
index de7b2e0b9..96158641e 100644
--- a/src/technologies/m.json
+++ b/src/technologies/m.json
@@ -82,6 +82,21 @@
     "scriptSrc": "service(?:2)?\\.mtcaptcha\\.com/",
     "website": "https://www.mtcaptcha.com"
   },
+  "MAAK": {
+    "cats": [
+      1
+    ],
+    "description": "MAAK is a Laravel based CMS developed by Mahdi Akbari.",
+    "icon": "MAAK.png",
+    "meta": {
+      "author": "^MAAK$"
+    },
+    "saas": true,
+    "pricing": [
+      "poa"
+    ],
+    "website": "https://maak-code.ir"
+  },
   "MadAdsMedia": {
     "cats": [
       36
diff --git a/src/technologies/t.json b/src/technologies/t.json
index f849e37f6..abb84f34e 100644
--- a/src/technologies/t.json
+++ b/src/technologies/t.json
@@ -1294,6 +1294,58 @@
     ],
     "website": "https://wordpress.org/themes/twentynineteen"
   },
+  "Twenty Twenty-One": {
+    "cats": [
+      80
+    ],
+    "description": "Twenty Twenty-One is the default WordPress theme for 2021.",
+    "icon": "WordPress.svg",
+    "requires": "WordPress",
+    "dom": "link#twenty-twenty-one-style-css",
+    "js": {
+      "twentytwentyoneCollapseMenuOnClickOutside": "",
+      "twentytwentyoneResponsiveEmbeds": ""
+    },
+    "scriptSrc": "/wp-content/themes/twentytwentyone/",
+    "pricing": [
+      "freemium"
+    ],
+    "website": "https://wordpress.org/themes/twentytwentyone"
+  },
+  "Twenty Twenty": {
+    "cats": [
+      80
+    ],
+    "description": "Twenty Twenty is the default WordPress theme for 2020.",
+    "icon": "WordPress.svg",
+    "requires": "WordPress",
+    "dom": "link#twentytwenty-style-css",
+    "js": {
+      "twentytwenty": ""
+    },
+    "scriptSrc": "/wp-content/themes/twentytwenty/",
+    "pricing": [
+      "freemium"
+    ],
+    "website": "https://wordpress.org/themes/twentytwenty"
+  },
+  "Twenty Seventeen": {
+    "cats": [
+      80
+    ],
+    "description": "Twenty Seventeen is the new default theme for WordPress.",
+    "icon": "WordPress.svg",
+    "requires": "WordPress",
+    "dom": "link#twentyseventeen-style-css",
+    "js": {
+      "twentyseventeenScreenReaderText": ""
+    },
+    "scriptSrc": "/wp-content/themes/twentyseventeen/",
+    "pricing": [
+      "freemium"
+    ],
+    "website": "https://wordpress.org/themes/twentyseventeen"
+  },
   "TwicPics": {
     "cats": [
       31,
diff --git a/src/technologies/x.json b/src/technologies/x.json
index dbf1f33cd..edb6cf3ce 100644
--- a/src/technologies/x.json
+++ b/src/technologies/x.json
@@ -219,6 +219,15 @@
     "scriptSrc": "apps\\.xpresslane\\.in/",
     "website": "https://www.xpresslane.in"
   },
+  "XSLT": {
+    "cats": [
+      27
+    ],
+    "description": "XSLT is designed for use as part of XSL, which is a stylesheet language for XML.",
+    "icon": "W3C.png",
+    "html": "<xsl[^>]* version=\"(.+)\"\\;version:\\1",
+    "website": "https://www.w3.org/TR/xslt-10"
+  },
   "Xtremepush": {
     "cats": [
       32