Evolución de los lenguajes de marcas By Jiskk Jan 1, 1960 GML (Generalized Markup Language) (Generalized Markup Language) Jan 1, 1978 TeX Donald Knuth Jan 1, 1985 LaTex (Lamport TeX) Leslie Lamport Jan 2, 1985 Postscript (Page Description Language) Adobe Systems Incorporated Jan 1, 1986 SGML (Standard Generalized Markup Language) Jan 1, 1993 HTML (HyperText Markup Language) Jan 1, 1996 XML (eXtensible Markup Language) Jan 2, 1996 CSS (Cascading Style Sheets) Jan 1, 2000 XHTML (eXtensible HyperText Markup Language) Jan 1, 2008 PDF (Portable Document Format) Adobe Systems