Last version of Spotify working with XP is version 1.0.20.101.ge6957e14.
Download here (drag directory to %appdata% folder): https://drive.google.com/file/d/17k5C7tcYBtZS6LR9y3_OKv-CXLUXBC0X/view?usp=sharing
Latest versions of WinSCP and Dosbox work fine.
Last version of Rainmeter working is 3.3.3: https://builds.rainmeter.net/Rainmeter-3.3.3.exe