Constructed languages
 Aurebesh2016 |  Esperanto2010 |  Esperanto (reformed spelling)2021 |
|---|---|---|
 Ido2016 (SP) |  Interlingua2015 (SP) |  Interlingua2016 |
 Interslavic (Cyrillic)2016 (SP) |  Interslavic (Latin)2016 (SP) |  Klingon2018 |
 Kotava2015 (SP) |  Kumanish2018 |  Lingua Franca Nova (LFN / elefen)2016 (SP) |
 Lingua Franca Nova (LFN / elefen)2021 (SP) |  Lojban2008 (SP) |  Patriżju2020 |
 Sambahsa2011 (SP) |  Toki Pona? (SP) |  Uropi2016 |
 Vabungula2015 (SP) |  Volapük2020 |