| Nombre | Defininición | Extensión |
|---|---|---|
| SGML | Standard Generalized Markup Language | .sgml |
| HTML | Hypertextual Markup Language | .html |
| HyTime | Hypermedia/Time-Based Structuring Language | .ht |
| XML | Extensible Markup Language | .xml |
| XHTML | The Extensible Hypertext Markup Language | .xhtml |
| SMIL | Synchronized Multimedia Integration Language | .smil |
| WML | Wireless Markup Language | .wml |