diff --git a/WebKit.hs b/WebKit.hs
new file mode 100644
index 0000000..d30edce
--- /dev/null
+++ b/WebKit.hs
@@ -0,0 +1,48 @@
+{-# LANGUAGE OverloadedStrings #-}
+{-# LANGUAGE OverloadedLabels #-}
+{-# LANGUAGE ImplicitParams #-}
+
+import qualified GI.Gtk as Gtk
+import qualified GI.WebKit.Objects.WebView as WK
+import Data.GI.Base
+import qualified Data.Text as T
+import qualified Data.Text.IO as TIO
+
+import System.Environment (getArgs)
+import System.FilePath ((</>))
+import Control.Monad
+
+main :: IO ()
+main = do
+  -- Read HTML content from /tmp/index.html
+  let htmlFilePath = "/tmp/index.html"
+
+  -- TIO ensures proper utf8 support
+  content <- TIO.readFile htmlFilePath
+
+  -- Initialize application
+  app <- new Gtk.Application 
+    [ #applicationId := "wazajisho.browser"
+    , On #activate $ do
+        -- Create main window
+        window <- new Gtk.Window 
+          [ #application := ?self  -- Implicit param
+          , #title := "Wazajisho"
+          , #defaultWidth := 1024
+          , #defaultHeight := 768 
+          ]
+
+        -- Create WebView with explicit GTK4 compatibility
+        webview <- WK.webViewNew
+
+        -- Load HTML content
+        WK.webViewLoadHtml webview content (Nothing :: Maybe T.Text)
+
+        -- Assemble UI
+        #setChild window (Just webview)
+        #show window
+    ]
+
+  -- Start application
+  args <- getArgs
+  void $ #run app (Just args)