Artificial languages are invented languages. Some examples are Esperanto, Lojban, Interlingua, Klingon, Toki Pona, Lingua Franca Nova, Vling, Afrihili, Na'vi, Kotava, Solresol, Quenya, Lingwa de Planeta, Fremen, Galach, Pandunia and Novial.
Source: tatoeba (12846829)