Duolinger is not just a beneficial tool for those looking to master a new language. It also has captivated the interest of language enthusiasts. However, unfortunately, it seems that even this popular platform also falls victim to the controversial Rule 34 principle.
Numerous individuals discovered that Duolingo® + rule 34 union exist. It could come as a surprise, but ostensibly, there are fan-made illustrations based on characters from Duolingo which abide by the infamous principle stating that "if it exists, there is porn of it."