The hypertext markup language, as we are all well aware, was an experiment that got out of the lab too soon.
Take Altova, of Vienna, Austria, which has delivered the first Extensible Markup Language tool I have seen that supports the World Wide Web Consortium's XML Schema candidate recommendation.
XML (extensible markup language) gets your content from print to Web to mobile to syndication—write once, use anywhere.
Eight identity management products from seven vendors have earned interoperability certification for the Security Assertion Markup Language (SAML 2.0) in this summer's round of interoperability testing by Liberty Alliance.
Now, an emerging Extensible Markup Language product promises to do the same for text.
The oil and gas industry is leveraging eXtensible Markup Language (XML) to ease integration headaches.
It's a daunting task to get multiple federal agencies to agree on an Extensible Markup Language standard for data sharing.
The Extensible Hypertext Markup Language can best be thought of as a prim and proper HTML, for better or worse.
Extensible Markup Language (XML) 1.0 (second edition).
Towards an Intelligent Database System Founded on the SP Theory of Computing and Cognition
The Intergeo (i2g) ﬁle format is a speciﬁcation based on the markup language XML designed to describe constructions created with a DGS.
Automatic Deduction in Dynamic Geometry using Sage
The eXtensible Access Control Markup Language is a OASIS framework for specifying and enforcing access control.
Cloud and the City: Facilitating Flexible Access Control over Data Streams
Wiki markup is a lightweight markup language used to write pages in Wiki websites, such as Wikipedia, and is a simplified alternative/intermediate to HTML.
Prototype for Extended XDB Using Wiki
The solution proposed in  involves a combination of semantic markup of Web pages using DAML languages together with an agent infrastructure that uses situation calculus and the ConGolog agent programming language .
Information Integration and Computational Logic