| Subject | English | Hungarian |
| comp., MS | eXtensible Business Reporting Language An XML language for the electronic communication of business and financial data | bővíthető üzletibeszámoló-nyelv (XBRL) |
| comp., MS | Extensible Firmware Interface system partition | EFI-rendszerpartíció (A small portion on a GUID partition table (GPT) disk that is formatted with the file allocation table (FAT) file system and contains the files necessary to start the computer and pass execution to an operating system which resides on another partition) |
| IT | Extensible Markup Language | bővíthető jelölőnyelv |
| comp., MS | Extensible Stylesheet Language | bővíthető stíluslapnyelv, XSL nyelv (An XML vocabulary that is used to transform XML data to another form, such as HTML, by means of a style sheet that defines presentation rules) |
| comp., MS | Hyper-V Extensible Switch | Hyper-V bővíthető kapcsoló (A feature that provides extensibility capabilities to the virtual switch. It enables independent software vendors (ISVs) to create extensible plug-ins (known as Virtual Switch Extensions) that can provide enhanced networking and security capabilities) |
| beekeep. | log hive with two extensible planks | keretfedő deszka |