diff --git a/Meta/gn/secondary/Userland/Libraries/LibCrypto/BUILD.gn b/Meta/gn/secondary/Userland/Libraries/LibCrypto/BUILD.gn
index f43503d36a..289a884cda 100644
--- a/Meta/gn/secondary/Userland/Libraries/LibCrypto/BUILD.gn
+++ b/Meta/gn/secondary/Userland/Libraries/LibCrypto/BUILD.gn
@@ -32,6 +32,7 @@ shared_library("LibCrypto") {
     "Curves/SECP256r1.cpp",
     "Curves/X25519.cpp",
     "Curves/X448.cpp",
+    "Hash/BLAKE2b.cpp",
     "Hash/MD5.cpp",
     "Hash/SHA1.cpp",
     "Hash/SHA2.cpp",
diff --git a/Meta/gn/secondary/Userland/Libraries/LibUnicode/BUILD.gn b/Meta/gn/secondary/Userland/Libraries/LibUnicode/BUILD.gn
index e5c18c7bd3..c277beb1e4 100644
--- a/Meta/gn/secondary/Userland/Libraries/LibUnicode/BUILD.gn
+++ b/Meta/gn/secondary/Userland/Libraries/LibUnicode/BUILD.gn
@@ -9,14 +9,14 @@ emoji_cache = cache_path + "EMOJI/"
 
 if (enable_unicode_database_download) {
   download_file("unicode_database_download") {
-    version = "15.0.0"
+    version = "15.1.0"
     url = "https://www.unicode.org/Public/" + version + "/ucd/UCD.zip"
     cache = unicode_cache
     output = "UCD.zip"
     version_file = "version.txt"
   }
   download_file("emoji_test_download") {
-    version = "15.0"
+    version = "15.1"
     url = "https://www.unicode.org/Public/emoji/" + version + "/emoji-test.txt"
     cache = emoji_cache
     output = "emoji-test.txt"
diff --git a/Meta/gn/secondary/Userland/Libraries/LibWeb/CSS/StyleValues/BUILD.gn b/Meta/gn/secondary/Userland/Libraries/LibWeb/CSS/StyleValues/BUILD.gn
index d2086f2d0f..85ec6289a4 100644
--- a/Meta/gn/secondary/Userland/Libraries/LibWeb/CSS/StyleValues/BUILD.gn
+++ b/Meta/gn/secondary/Userland/Libraries/LibWeb/CSS/StyleValues/BUILD.gn
@@ -34,6 +34,7 @@ source_set("StyleValues") {
     "LengthStyleValue.cpp",
     "LinearGradientStyleValue.cpp",
     "ListStyleStyleValue.cpp",
+    "MathDepthStyleValue.cpp",
     "NumberStyleValue.cpp",
     "OverflowStyleValue.cpp",
     "PlaceContentStyleValue.cpp",
diff --git a/Meta/gn/secondary/Userland/Libraries/LibWeb/DOM/BUILD.gn b/Meta/gn/secondary/Userland/Libraries/LibWeb/DOM/BUILD.gn
index 7b25d6b443..eeff9e4fc8 100644
--- a/Meta/gn/secondary/Userland/Libraries/LibWeb/DOM/BUILD.gn
+++ b/Meta/gn/secondary/Userland/Libraries/LibWeb/DOM/BUILD.gn
@@ -45,6 +45,8 @@ source_set("DOM") {
     "RadioNodeList.cpp",
     "Range.cpp",
     "ShadowRoot.cpp",
+    "Slot.cpp",
+    "Slottable.cpp",
     "StaticNodeList.cpp",
     "StaticRange.cpp",
     "StyleElementUtils.cpp",
diff --git a/Meta/gn/secondary/Userland/Libraries/LibWeb/FileAPI/BUILD.gn b/Meta/gn/secondary/Userland/Libraries/LibWeb/FileAPI/BUILD.gn
index 36f5febb81..e112dce993 100644
--- a/Meta/gn/secondary/Userland/Libraries/LibWeb/FileAPI/BUILD.gn
+++ b/Meta/gn/secondary/Userland/Libraries/LibWeb/FileAPI/BUILD.gn
@@ -6,5 +6,6 @@ source_set("FileAPI") {
     "BlobURLStore.cpp",
     "File.cpp",
     "FileList.cpp",
+    "FileReader.cpp",
   ]
 }
diff --git a/Meta/gn/secondary/Userland/Libraries/LibWeb/HTML/BUILD.gn b/Meta/gn/secondary/Userland/Libraries/LibWeb/HTML/BUILD.gn
index 628c1ddee1..f3f7100f42 100644
--- a/Meta/gn/secondary/Userland/Libraries/LibWeb/HTML/BUILD.gn
+++ b/Meta/gn/secondary/Userland/Libraries/LibWeb/HTML/BUILD.gn
@@ -149,6 +149,7 @@ source_set("HTML") {
     "TextMetrics.cpp",
     "TimeRanges.cpp",
     "Timer.cpp",
+    "ToggleEvent.cpp",
     "TrackEvent.cpp",
     "TraversableNavigable.cpp",
     "VideoTrack.cpp",
diff --git a/Meta/gn/secondary/Userland/Libraries/LibWeb/idl_files.gni b/Meta/gn/secondary/Userland/Libraries/LibWeb/idl_files.gni
index 18422d17fc..5294fd9f6a 100644
--- a/Meta/gn/secondary/Userland/Libraries/LibWeb/idl_files.gni
+++ b/Meta/gn/secondary/Userland/Libraries/LibWeb/idl_files.gni
@@ -83,6 +83,7 @@ standard_idl_files = [
   "//Userland/Libraries/LibWeb/FileAPI/Blob.idl",
   "//Userland/Libraries/LibWeb/FileAPI/File.idl",
   "//Userland/Libraries/LibWeb/FileAPI/FileList.idl",
+  "//Userland/Libraries/LibWeb/FileAPI/FileReader.idl",
   "//Userland/Libraries/LibWeb/Geometry/DOMMatrix.idl",
   "//Userland/Libraries/LibWeb/Geometry/DOMMatrixReadOnly.idl",
   "//Userland/Libraries/LibWeb/Geometry/DOMPoint.idl",
@@ -200,6 +201,7 @@ standard_idl_files = [
   "//Userland/Libraries/LibWeb/HTML/SubmitEvent.idl",
   "//Userland/Libraries/LibWeb/HTML/TextMetrics.idl",
   "//Userland/Libraries/LibWeb/HTML/TimeRanges.idl",
+  "//Userland/Libraries/LibWeb/HTML/ToggleEvent.idl",
   "//Userland/Libraries/LibWeb/HTML/TrackEvent.idl",
   "//Userland/Libraries/LibWeb/HTML/VideoTrack.idl",
   "//Userland/Libraries/LibWeb/HTML/VideoTrackList.idl",
diff --git a/Meta/gn/secondary/Userland/Libraries/LibWebView/BUILD.gn b/Meta/gn/secondary/Userland/Libraries/LibWebView/BUILD.gn
index 3ba0c1258c..16d2274e12 100644
--- a/Meta/gn/secondary/Userland/Libraries/LibWebView/BUILD.gn
+++ b/Meta/gn/secondary/Userland/Libraries/LibWebView/BUILD.gn
@@ -85,6 +85,7 @@ shared_library("LibWebView") {
     "RequestServerAdapter.cpp",
     "SourceHighlighter.cpp",
     "StylePropertiesModel.cpp",
+    "UserAgent.cpp",
     "ViewImplementation.cpp",
     "WebContentClient.cpp",
     "WebSocketClientAdapter.cpp",