Proto-Esperanto

Proto-Esperanto
Lingwe uniwersala, Lingvo universala
Created byL. L. Zamenhof
Date1878–1881
Setting and usageinternational auxiliary language
UsersNone
Purpose
Latin
Language codes
ISO 639-3
GlottologNone

Proto-Esperanto (Esperanto: Pra-Esperanto) is the modern term for any of the stages in the evolution of L. L. Zamenhof's language project, prior to the publication of Unua Libro in 1887.