pysimpleguiweb (conda): GUI SDK Launched in 2018 Actively developed and supported. Super-simple to create custom GUI's.  Python 2.7 & 3 Support. 100 Demo programs & Cookbook for rapid start. Extensive documentation. Examples using Machine Learning(GUI, OpenCV Integration,  Chatterbot), Rainmeter Style Floating Desktop Widgets, Matplotlib + Pyplot integration, add GUI to command line scripts, PDF & Image Viewer. Great for beginners as well as advanced GUI programmers
Keywords: beginner-friendly|datavisualization|games|gui|gui-framework|gui-programming|gui-window|pyside2|pysimplegui|python|python-gui|qt|qt-gui|remi|systemtray|tkinter|tkinter-gui|tkinter-python|user-interface|wxpython