diff --git a/src/build_ui/mod.rs b/src/build_ui/mod.rs
new file mode 100644
index 0000000..ae78291
--- /dev/null
+++ b/src/build_ui/mod.rs
@@ -0,0 +1,401 @@
+use std::io::BufReader;
+use std::io::BufRead;
+use std::error::Error;
+use duct::cmd;
+use crate::save_window_size::save_window_size;
+use std::collections::HashMap;
+use std::process::Command;
+use std::thread;
+use adw::{gio, glib};
+use adw::glib::{clone, MainContext, Priority};
+use gtk::Orientation;
+use gtk::prelude::{BoxExt, ButtonExt, FrameExt, GtkWindowExt, WidgetExt};
+use crate::{DriverPackage};
+use adw::prelude::{*};
+use crate::config::{*};
+
+pub fn build_ui(app: &adw::Application) {
+    gtk::glib::set_prgname(Some(APP_NAME));
+    glib::set_application_name(APP_NAME);
+    let glib_settings = gio::Settings::new("com.github.pikaos-linux.pikadrivers");
+
+    let content_box = gtk::Box::builder()
+        .orientation(Orientation::Vertical)
+        .vexpand(true)
+        .hexpand(true)
+        .build();
+
+    let loading_box = gtk::Box::builder()
+        .orientation(Orientation::Vertical)
+        .margin_top(20)
+        .margin_bottom(20)
+        .margin_start(20)
+        .margin_end(20)
+        .vexpand(true)
+        .hexpand(true)
+        .build();
+
+    let loading_icon = gtk::Image::builder()
+        .icon_name(APP_ICON)
+        .margin_top(20)
+        .margin_bottom(20)
+        .margin_start(20)
+        .vexpand(true)
+        .hexpand(true)
+        .margin_end(20)
+        .pixel_size(256)
+        .build();
+
+    let loading_spinner = gtk::Spinner::builder()
+        .margin_top(20)
+        .margin_bottom(20)
+        .margin_start(20)
+        .vexpand(true)
+        .hexpand(true)
+        .margin_end(20)
+        .build();
+
+    let loading_label = gtk::Label::builder()
+        .label("Scanning for drivers...")
+        .margin_top(20)
+        .margin_bottom(20)
+        .margin_start(20)
+        .vexpand(true)
+        .hexpand(true)
+        .margin_end(20)
+        .build();
+
+    loading_spinner.start();
+
+    loading_box.append(&loading_icon);
+    loading_box.append(&loading_spinner);
+    loading_box.append(&loading_label);
+
+    let window = adw::ApplicationWindow::builder()
+        .title(APP_NAME)
+        .application(app)
+        .content(&content_box)
+        .icon_name(APP_ICON)
+        .default_width(glib_settings.int("window-width"))
+        .default_height(glib_settings.int("window-height"))
+        .width_request(900)
+        .height_request(500)
+        .startup_id(APP_ID)
+        .hide_on_close(true)
+        .build();
+
+    if glib_settings.boolean("is-maximized") == true {
+        window.maximize()
+    }
+
+    let window_title_bar = gtk::HeaderBar::builder()
+        .show_title_buttons(true)
+        .build();
+
+    let credits_button = gtk::Button::builder()
+        .icon_name("dialog-information-symbolic")
+        .build();
+
+    let credits_window = adw::AboutWindow::builder()
+        .application_icon(APP_ICON)
+        .application_name(APP_NAME)
+        .transient_for(&window)
+        .version(VERSION)
+        .hide_on_close(true)
+        .developer_name(APP_DEV)
+        .issue_url(APP_GITHUB.to_owned() + "/issues")
+        .build();
+
+    content_box.append(&window_title_bar);
+    content_box.append(&loading_box);
+
+    window_title_bar.pack_end(&credits_button.clone());
+
+    window.connect_hide(clone!(@weak window => move |_| save_window_size(&window, &glib_settings)));
+    window.connect_hide(clone!(@weak window => move |_| window.destroy()));
+
+    credits_button.connect_clicked(clone!(@weak credits_button => move |_| credits_window.show()));
+
+    let (drive_hws_sender, drive_hws_receiver) = async_channel::unbounded();
+    let drive_hws_sender = drive_hws_sender.clone();
+    // The long running operation runs now in a separate thread
+    gio::spawn_blocking(move || {
+        println!("Checking HW paramter script for available drivers:\n");
+        let ubuntu_drivers_list_cli = Command::new("/usr/lib/pika/drivers/generate_driver_definitions.sh")
+            .output()
+            .expect("failed to execute process");
+
+        let ubuntu_drivers_list_utf8 = String::from_utf8(ubuntu_drivers_list_cli.stdout).unwrap();
+        drive_hws_sender
+            .send_blocking(ubuntu_drivers_list_utf8)
+            .expect("The channel needs to be open.");
+    });
+
+    window.present();
+
+    let drive_hws_main_context = MainContext::default();
+    // The main loop executes the asynchronous block
+    drive_hws_main_context.spawn_local(clone!(@weak content_box, @weak loading_box => async move {
+        while let Ok(drive_hws_state) = drive_hws_receiver.recv().await {
+            get_drivers(&content_box, &loading_box, drive_hws_state, &window);
+        }
+    }));
+
+}
+
+const DRIVER_MODIFY_PROG: &str = r###"
+#! /bin/bash
+DRIVER="$0"
+/usr/lib/pika/drivers/modify-driver.sh "${DRIVER}"
+"###;
+fn driver_modify(
+    log_loop_sender: async_channel::Sender<String>,
+    driver_pkg: &str,
+) -> Result<(), std::boxed::Box<dyn Error + Send + Sync>> {
+    let (pipe_reader, pipe_writer) = os_pipe::pipe()?;
+    let child = cmd!("bash", "-c", DRIVER_MODIFY_PROG, driver_pkg)
+        .stderr_to_stdout()
+        .stdout_file(pipe_writer)
+        .start()?;
+    for line in BufReader::new(pipe_reader).lines() {
+        log_loop_sender
+            .send_blocking(line?)
+            .expect("Channel needs to be opened.")
+    }
+    child.wait()?;
+
+    Ok(())
+}
+
+fn get_drivers(main_window: &gtk::Box, loading_box: &gtk::Box, ubuntu_drivers_list_utf8: String, window: &adw::ApplicationWindow) {
+    let main_box = gtk::Box::builder()
+        .margin_top(20)
+        .margin_bottom(20)
+        .margin_start(20)
+        .margin_end(20)
+        .orientation(Orientation::Vertical)
+        .build();
+
+    let main_scroll = gtk::ScrolledWindow::builder()
+        .max_content_width(650)
+        .min_content_width(300)
+        .child(&main_box)
+        .build();
+
+    let window_box = gtk::Box::builder()
+        .orientation(Orientation::Vertical)
+        .build();
+
+    window_box.append(&main_scroll);
+
+    let mut driver_array: Vec<DriverPackage> = Vec::new();
+    let mut device_groups: HashMap<String, Vec<DriverPackage>> = HashMap::new();
+
+    for ubuntu_driver in ubuntu_drivers_list_utf8.lines() {
+        let ubuntu_driver_string = ubuntu_driver.to_string();
+        let command_version_label = Command::new("/usr/lib/pika/drivers/generate_package_info.sh")
+            .args(["version", ubuntu_driver])
+            .output()
+            .unwrap();
+        let command_description_label = Command::new("/usr/lib/pika/drivers/generate_package_info.sh")
+            .args(["description", ubuntu_driver])
+            .output()
+            .unwrap();
+        let command_device_label = Command::new("/usr/lib/pika/drivers/generate_package_info.sh")
+            .args(["device", ubuntu_driver])
+            .output()
+            .unwrap();
+        let command_icon_label = Command::new("/usr/lib/pika/drivers/generate_package_info.sh")
+            .args(["icon", ubuntu_driver])
+            .output()
+            .unwrap();
+        let command_safe_label = Command::new("/usr/lib/pika/drivers/generate_package_info.sh")
+            .args(["safe", ubuntu_driver])
+            .output()
+            .unwrap();
+        let ubuntu_driver_package = DriverPackage {
+            driver: ubuntu_driver_string,
+            version: String::from_utf8(command_version_label.stdout).unwrap().trim().to_string(),
+            device: String::from_utf8(command_device_label.stdout).unwrap().trim().to_string(),
+            description: String::from_utf8(command_description_label.stdout).unwrap().trim().to_string(),
+            icon: String::from_utf8(command_icon_label.stdout).unwrap().trim().to_string(),
+            experimental: String::from_utf8(command_safe_label.stdout).unwrap().trim().parse().unwrap(),
+        };
+        driver_array.push(ubuntu_driver_package);
+        driver_array.sort_by(|a, b| b.cmp(a))
+    }
+
+    driver_array.into_iter().for_each(|driver_package| {
+        let group = device_groups.entry(driver_package.clone().device).or_insert(vec![]);
+        group.push(driver_package);
+    });
+    for (device, group) in device_groups {
+        let device_label = gtk::Label::builder()
+            .label("Device: ".to_owned() + &device)
+            .halign(gtk::Align::Center)
+            .valign(gtk::Align::Center)
+            .build();
+        device_label.add_css_class("deviceLabel");
+
+        main_box.append(&device_label);
+
+        let drivers_list_row = gtk::ListBox::builder()
+            .margin_top(20)
+            .margin_bottom(20)
+            .margin_start(20)
+            .margin_end(20)
+            .vexpand(true)
+            .hexpand(true)
+            .build();
+        drivers_list_row.add_css_class("boxed-list");
+
+        main_box.append(&drivers_list_row);
+
+        for driver in group.iter() {
+            let (log_loop_sender, log_loop_receiver) = async_channel::unbounded();
+            let log_loop_sender: async_channel::Sender<String> = log_loop_sender.clone();
+
+            let (log_status_loop_sender, log_status_loop_receiver) = async_channel::unbounded();
+            let log_status_loop_sender: async_channel::Sender<bool> = log_status_loop_sender.clone();
+            let driver_expander_row = adw::ExpanderRow::new();
+            let driver_icon = gtk::Image::builder()
+                .icon_name(driver.clone().icon)
+                .pixel_size(32)
+                .build();
+            let driver_description_label = gtk::Label::builder()
+                .label(driver.clone().description)
+                .build();
+            let driver_content_row = adw::ActionRow::builder()
+                .build();
+            let driver_install_button = gtk::Button::builder()
+                .margin_start(5)
+                .margin_top(5)
+                .margin_bottom(5)
+                .valign(gtk::Align::Center)
+                .label("Install")
+                .tooltip_text("Install the driver package.")
+                .sensitive(false)
+                .build();
+            driver_install_button.add_css_class("suggested-action");
+            let driver_remove_button = gtk::Button::builder()
+                .margin_end(5)
+                .margin_top(5)
+                .margin_bottom(5)
+                .valign(gtk::Align::Center)
+                .label("Uninstall")
+                .tooltip_text("Uninstall the driver package.")
+                .sensitive(false)
+                .build();
+            let driver_action_box = gtk::Box::builder()
+                .homogeneous(true)
+                .build();
+            driver_remove_button.add_css_class("destructive-action");
+            driver_expander_row.add_prefix(&driver_icon);
+            if driver.clone().experimental == true {
+                driver_expander_row.set_title(&(driver.clone().driver + " (WARNING: THIS DRIVER IS EXPERMINTAL USE AT YOUR OWN RISK!)"));
+                driver_expander_row.add_css_class("midLabelWARN");
+            } else {
+                driver_expander_row.set_title(&driver.clone().driver);
+            }
+            driver_expander_row.set_subtitle(&driver.clone().version);
+            //
+            driver_content_row.add_prefix(&driver_description_label);
+            driver_action_box.append(&driver_remove_button);
+            driver_action_box.append(&driver_install_button);
+            driver_content_row.add_suffix(&driver_action_box);
+            driver_expander_row.add_row(&driver_content_row);
+            //
+            let command_installed_status = Command::new("dpkg")
+                .args(["-s", &driver.clone().driver])
+                .output()
+                .unwrap();
+            if command_installed_status.status.success() {
+                driver_install_button.set_sensitive(false);
+                if !driver.clone().driver.contains("mesa") {driver_remove_button.set_sensitive(true);}
+            } else {
+                driver_remove_button.set_sensitive(false);
+                driver_install_button.set_sensitive(true);
+            }
+            //
+            let driver_install_log_terminal_buffer = gtk::TextBuffer::builder().build();
+
+            let driver_install_log_terminal = gtk::TextView::builder()
+                .vexpand(true)
+                .hexpand(true)
+                .editable(false)
+                .buffer(&driver_install_log_terminal_buffer)
+                .build();
+
+            let driver_install_log_terminal_scroll = gtk::ScrolledWindow::builder()
+                .width_request(400)
+                .height_request(200)
+                .vexpand(true)
+                .hexpand(true)
+                .child(&driver_install_log_terminal)
+                .build();
+
+            let driver_install_dialog = adw::MessageDialog::builder()
+                .transient_for(window)
+                .hide_on_close(true)
+                .extra_child(&driver_install_log_terminal_scroll)
+                .width_request(400)
+                .height_request(200)
+                .heading("driver_install_dialog_heading")
+                .build();
+            driver_install_dialog.add_response("driver_install_dialog_ok", "system_update_dialog_ok_label");
+
+            let log_loop_context = MainContext::default();
+            // The main loop executes the asynchronous block
+            log_loop_context.spawn_local(clone!(@weak driver_install_log_terminal_buffer, @weak driver_install_dialog => async move {
+            while let Ok(state) = log_loop_receiver.recv().await {
+                driver_install_log_terminal_buffer.insert(&mut driver_install_log_terminal_buffer.end_iter(), &("\n".to_string() + &state))
+            }
+            }));
+
+            let log_status_loop_context = MainContext::default();
+            // The main loop executes the asynchronous block
+            log_status_loop_context.spawn_local(clone!(@weak driver_install_dialog => async move {
+                    while let Ok(state) = log_status_loop_receiver.recv().await {
+                        if state == true {
+                            driver_install_dialog.set_response_enabled("driver_install_dialog_ok", true);
+                            driver_install_dialog.set_body("driver_install_dialog_success_true");
+                        } else {
+                            driver_install_dialog.set_response_enabled("driver_install_dialog_ok", true);
+                            driver_install_dialog.set_body("driver_install_dialog_success_false");
+                        }
+                    }
+            }));
+
+            driver_install_log_terminal_buffer.connect_changed(clone!(@weak driver_install_log_terminal, @weak driver_install_log_terminal_buffer,@weak driver_install_log_terminal_scroll => move |_|{
+               if driver_install_log_terminal_scroll.vadjustment().upper() - driver_install_log_terminal_scroll.vadjustment().value() > 100.0 {
+                    driver_install_log_terminal_scroll.vadjustment().set_value(driver_install_log_terminal_scroll.vadjustment().upper())
+                }
+            }));
+            //
+            driver_install_button.connect_clicked(clone!(@weak driver_install_log_terminal,@weak driver_install_log_terminal_buffer, @weak driver_install_dialog => move |_| {
+            driver_install_log_terminal_buffer.delete(&mut driver_install_log_terminal_buffer.bounds().0, &mut driver_install_log_terminal_buffer.bounds().1);
+            driver_install_dialog.set_response_enabled("system_update_dialog_ok", false);
+            driver_install_dialog.set_body("");
+            driver_install_dialog.present();
+                // The long running operation runs now in a separate thread
+            gio::spawn_blocking(clone!(@strong log_loop_sender, @strong log_status_loop_sender => move || {
+                let command = driver_modify(log_loop_sender, &driver.clone().driver);
+                match command {
+                        Ok(_) => {
+                            println!("Status: Driver install Successful");
+                            log_status_loop_sender.send_blocking(true).expect("The channel needs to be open.");
+                        }
+                        Err(_) => {
+                            println!("Status: Driver install Failed");
+                            log_status_loop_sender.send_blocking(false).expect("The channel needs to be open.");
+                        }
+                }
+            }));
+            }));
+            //
+            drivers_list_row.append(&driver_expander_row);
+        }
+    }
+    main_window.remove(loading_box);
+    main_window.append(&window_box);
+}
\ No newline at end of file