DISCLAIMER - I DO NOT PROMOTE STREAMING OF DMCA CONTENT. IF YOU STREAM DMCA CONTENT, YOU WILL MOST LIKELY BE BANNED
Standalone app that connects to Twitch and Spotify, reads chat for !songrequest command and adds the requested song to the current playing queue. Queue is handled by Spotify itself (it works exactly as adding a song to the queue in the Spotify app)
Discord link for questions / suggestions: https://discord.gg/bushYbHQ2r