| Subject | English | Bulgarian |
| comp., MS | Extensible Markup Language | език XML (A markup language for describing and exchanging structured data in a format that is independent of operating systems and applications. XML is a World Wide Web Consortium (W3C) specification and is a subset of Standard Generalized Markup Language (SGML)) |
| comp., MS | extensible rights markup language | език XrML (A proposed standard digital rights management (DRM) markup language which enables users to specify rights and conditions associated with resources, such as digital content or Web services) |