Frontend https://svelte.dev/ https://tailwindcss.com/ Backend https://flask.palletsprojects.com/en/stable/ https://spotipy.readthedocs.io/en/2.24.0/ https://github.com/youtube/api-samples/blob/master/python/quickstart_web.py https://github.com/youtube/api-samples/blob/master/python/playlist_updates.py