The following is a list of style sheet languages.

Standard

• Cascading Style Sheets (CSS)
• Document Style Semantics and Specification Language (DSSSL)
• Extensible Stylesheet Language (XSL)

Non-standard

• JavaScript Style Sheets (JSSS)
• Formatting Output Specification Instance (FOSI)
• Syntactically Awesome Style Sheets (Sass)
• Less (Less)
• Stylus
• SMIL Timesheets