diff --git a/src/main/icons/Icon.ico b/src/main/icons/Icon.ico
new file mode 100644
index 0000000..3312d86
Binary files /dev/null and b/src/main/icons/Icon.ico differ
diff --git a/src/main/python/localization/de.py b/src/main/python/localization/de.py
new file mode 100644
index 0000000..8957b30
--- /dev/null
+++ b/src/main/python/localization/de.py
@@ -0,0 +1,9 @@
+window_title        = "Datenlogger Tool"
+file_selection      = "Dateiauswahl"
+button_go           = "Start"
+button_set_src_file = "Datei.."
+button_use_src_dir  = "Gleicher Ordner"
+date_selection      = "Zeitbereich"
+options             = "Optionen"
+button_otemp        = "Ausßentemperatur"
+button_ohumidity    = "Außenluftfeuchtigkeit"
diff --git a/src/main/python/main.py b/src/main/python/main.py
new file mode 100755
index 0000000..e3c2064
--- /dev/null
+++ b/src/main/python/main.py
@@ -0,0 +1,105 @@
+#!/usr/bin/python3
+
+from fbs_runtime.application_context.PyQt5 import ApplicationContext
+from PyQt5.QtCore import QDateTime, Qt, QTimer
+from PyQt5.QtWidgets import (QApplication, QCheckBox, QComboBox, QDateTimeEdit,
+        QDial, QDialog, QGridLayout, QGroupBox, QHBoxLayout, QLabel, QLineEdit,
+        QProgressBar, QPushButton, QRadioButton, QScrollBar, QSizePolicy,
+        QSlider, QSpinBox, QStyleFactory, QTableWidget, QTabWidget, QTextEdit,
+        QVBoxLayout, QWidget)
+
+import localization.de as de
+
+class WidgetGallery(QDialog):
+
+    def __init__(self, parent=None):
+        super(WidgetGallery, self).__init__(parent)
+
+        self.localization     = de
+        self.srcFileString    = ""
+        self.targetFileString = ""
+
+        styleComboBox = QComboBox()
+        styleComboBox.addItems(QStyleFactory.keys())
+
+        self.createFileSelection()
+        self.createDateSelection()
+        self.createCheckboxArea()
+
+        mainLayout = QGridLayout()
+        mainLayout.addLayout(topLayout, 0, 0, 1, 2)
+        mainLayout.addWidget(self.fileSelectionGroup, 1, 0)
+        mainLayout.addWidget(self.dateSelectionGroupBox, 1, 1)
+        mainLayout.addWidget(self.checkboxGroup, 2, 0)
+
+        mainLayout.setRowStretch(1, 1)
+        mainLayout.setRowStretch(2, 1)
+        mainLayout.setColumnStretch(0, 1)
+        mainLayout.setColumnStretch(1, 1)
+
+        self.setLayout(mainLayout)
+
+        self.setWindowTitle(self.localization.window_title)
+
+    def createFileSelection(self):
+        '''Generate the area containing the file selectors and go button'''
+
+        self.fileSelectionGroup = QGroupBox(self.localization.file_selection)
+
+        # basic object #
+        buttonGo      = QPushButton(self.localization.button_go)
+        buttonSrcFile = QPushButton(self.localization.button_set_src_file)
+        srcFileName   = QLabel(self.srcFileString)
+
+        buttonTargetFile = QPushButton(self.targetFileString)
+        buttonUseSrcDir  = QCheckBox(self.localization.button_use_src_dir)
+
+        # connectors #
+        buttonGo.connect(self.run)
+        buttonSrcFile.connect(self.selectSrcFile)
+        buttonTargetFile.connect(self.selectTargetFile)
+        buttonUseSrcDir.connect(self.useSrcDir)
+
+        # layout #
+        layout = QVBoxLayout()
+
+        layout.addWidget(buttonGo)
+        layout.addWidget(buttonSrcFile)
+        layout.addWidget(srcFileName)
+
+        layout.addWidget(buttonTargetFile)
+        layout.addWidget(buttonUseSrcDir)
+
+        layout.addStretch(1)
+        self.dateSelectionGroupBox.setLayout(layout)
+
+    def createDateSelection(self):
+        '''Generate the area containing the date selectors'''
+
+        self.dateSelectionGroupBox = QGroupBox(self.localization.date_selection)
+
+        layout = QVBoxLayout()
+        #layout.addWidget() # TODO
+        layout.addStretch(1)
+        self.topRightGroupBox.setLayout(layout)
+
+    def createCheckboxArea(self):
+        '''Generate area  with configuration options'''
+
+        self.checkboxGroup = QGroupBox(self.localization.options)
+
+        buttonOTemp     = QCheckBox(self.localization.button_otemp)
+        buttonOHumidity = QCheckBox(self.localization.button_ohumidity)
+
+        layout = QVBoxLayout()
+        layout.addWidget(buttonOTemp)
+        layout.addWidget(buttonOHumidity)
+        layout.addStretch(1)
+        self.topRightGroupBox.setLayout(layout)
+
+
+if __name__ == '__main__':
+    appctxt = ApplicationContext()
+    gallery = WidgetGallery()
+    gallery.show()
+    sys.exit(appctxt.app.exec_())