X / Twitch / GitHub IDs

X / Twitter - https://www.wikihow.com/Find-Your-User-ID-on-Twitter#:~:text=Visit%20a%20site%20like%20What's,as%20you%20know%20their%20username.

GitHub - https://caius.github.io/github_id/

Twitch - https://www.streamweasels.com/tools/convert-twitch-username-to-user-id/