Alternative? Yes. Clone? No.
We believe in a network of small, independent servers (federated, of course!). We believe people should use servers run by people they know and trust. Invites make signing up a group of trusted people to your service (e.g. family/friends/other group) quick and easy.
Your goals always sound like you want to provide an messenger, which is THE client for xmpp or at least one App that one can recommend to avoid talking about protocols instead of Apps (so it can be installed without first understanding the need to find an app for a protocol).
But your solution does provide something else (what you just described). I like your project, but I am confused by the difference between the goal stated in blog posts and so on and the actual project goal.
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