Congrats man! This is the first time I stumbled upon your extension and I have to admit, it is pretty neat and useful. I too have created one vocabulary trainer extension, but haven't released it as it way too unpolished and I am using a paid dictionary.
However, do you mind sharing some of your stats? Which language pairs are mostly used on Readlang?
However, do you mind sharing some of your stats? Which language pairs are mostly used on Readlang?