| Subject | English | Welsh |
| comp., MS | Collaborative Application Markup Language | Iaith Marcio Rhaglen ar y Cyd (An XML-based language that is used to describe various elements, such as queries and views, in sites that are based on Microsoft® SharePoint® Products and Technologies) |
| comp., MS | extensible rights markup language | iaith marcio hawliau (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) |
| comp., MS | Hypertext Markup Language | Iaith Arwyddnodi Hyperdestun (An application of the Standard Generalized Markup Language that uses tags to mark elements, such as text and graphics, in a document to indicate how Web browsers should display these elements to the user and should respond to user actions) |
| comp., MS | markup balloon | balŵn marcio (An outlined container that displays a markup element, such as a comment or revision, in the margin of a document) |
| comp., MS | Simple Markup view | Gweld marciau syml (A view for tracked changes that clearly identifies where changes and comments are in a document, and gives you easy access to them, without detracting from the readability) |
| comp., MS | workflow markup file | ffeil marcio llif gwaith (A file that contains markup to specify the functional behavior of a workflow) |