| Acronym | Sense | Language | Topics |
|---|---|---|---|
| XSL-FO | XSL (EXtensible Stylesheet Language) Formatting Objects | In English | → Graphical processing |
| XSL-FO | EXtensible Stylesheet Language Formatting Object | In English | → Document processing |
| XSLT | EXtensible Stylesheet Language Transformations | In English | → Document processing |
| XUL | XML-based User interface Language | In English | → Human-computer interaction |