Btw, there is Lemmy community !esperanto@sopuli.xyz.

Don't forget the high wizard himself:

https://en.wikipedia.org/wiki/Languages_constructed_by_Tolkien

While they all may not be a fully as extensive as esperanto, we've got:

Quenya

Sindalin

Adunaic

Rohirric

Khuzdul

Entish

Black Speech

As a longterm Esperanto Wikimedia activist, I approve 😎

The title makes it sound like Klingon and Esperanto arose organically.

Saluton 'entepray' bIquv