Unfortunately, Discord does not yet allow for per-server avatars or playing statuses. If you want to change Circle's username, simply set a nickname.
Absolutely, check out the General plugin.
There could be a few reasons Circle isn't responding to you, so let's go through some common ones before we get the team involved:
Does Circle have permissions to read, speak and embed links in that channel?
Are you using the right prefix? (You can mention Circle and run the prefix command to see your prefix.)
Is that a command?
Is the plugin disabled?
If we haven't narrowed down the issue, please contact us so we can set Circle straight!
We do not and have never stored your IP or other data at all. There is no possible way for anyone to attain your IP through Circle. If you have specific privacy questions, please see us in our support server.
Image logging is something not a lot of bots have, it's one of our main features. For that reason, we can't tell you how it works. It's kinda like Aaron's chocolate chip cookie recipe.
No. We plan to open source some parts of Circle before 2021. We won't be supporting self-hosting, unfortunately.