Mayan languages system developed by the Academia de Lenguas Mayas de Guatemala (ALMG). Orthographies for the languages of Mexico are currently being developed by the Instituto Nacional de Lenguas Indígenas (INALI). The pre-Columbian Maya civilization developed and used an intricate and fully functional writing system, which is the only Mesoamerican script that can be said to be almost fully deciphered. Earlier-established civilizations to the west and north of the Maya homelands that also had scripts recorded in surviving inscriptions include the Zapotec, Olmec, and the Zoque-speaking peoples of the southern Veracruz and western Chiapas area—but their scripts are as yet largely undeciphered.
Mayan languages or, in K'iche' Maya, "Nab'ee Maya' Tzij" ("the old Maya Language"). The Proto-Mayan language is believed to have been spoken in the Cuchumatanes highlands of central Guatemala in an area corresponding roughly to where Q'anjobalan is spoken today. The earliest proposal was that of which identified the Chiapas-Guatemalan highlands as the likely "cradle" of Mayan languages was published by the German antiquarian and scholar Karl Sapper. Terrence Kaufman and John Justeson have reconstructed more than 3000 lexical items for the proto-Mayan language. According to the prevailing classification scheme by Lyle Campbell and Terrence Kaufman, the first division occurred around 2200