Les langues construites
 aurebesh2016 |  espéranto2010 |  ido2016 (SP) |
|---|---|---|
 interlingua2015 (SP) |  interlingua2016 |  interslave (cyrillique)2016 (SP) |
 interslave (latin)2016 (SP) |  klingon2018 |  kotava2015 (SP) |
 koumanien2018 |  lingua franca nova (LFN / elefen)2016 (SP) |  lojban2008 (SP) |
 patriżju2020 |  sambahsa2011 (SP) |  uropi2016 |
 vabungula2015 (SP) |  volapük2020 |