This site has no affiliation with the card game Hanabi, no affiliation with Antoine Bauza (the creator of Hanabi), and no affiliation with any of the the real-life publishers of Hanabi (of which there are many).

This website is free of charge, has no advertisements, and is not monetized in any way. Since this website is inspired by Hanabi, we urge you to purchase a physical copy of that game if you enjoy playing the variants of it online.

Discord is a voice and text chat application that you can run in a browser.
If the server is down, you can probably find out why in the Discord server.