Electronic data interchange for administration, commerce and transport (EDIFACT) - Part 4: Rules for the markup of UN/EDIFACT interchanges with the eXtensible Markup Language (XML) using Document Type Definitions (DTD's)
Edition 2002-04

Engineering data exchange format for use in industrial automation systems engineering - Automation markup language - Part 4: Logic (IEC 62714-4:2020 + COR1:2020); German version EN IEC 62714-4:2020 + AC:2020
Edition 2021-06

Geographic information - Geography Markup Language (GML) - Part 1: Fundamentals (ISO 19136-1:2020); English version EN ISO 19136-1:2020, only on CD-ROM
Edition 2020-12

Geographic information - Geography Markup Language (GML) - Part 2: Extended schemas and encoding rules (ISO 19136-2:2015); English version EN ISO 19136-2:2018
Edition 2018-12

Geographic information - Training data markup language for artificial intelligence - Part 1: Conceptual model (ISO 19178-1:2025); English version EN ISO 19178-1:2025
Edition 2025-11

Combining OPC Unified Architecture and Automation Markup Language
Edition 2016-12

Information Technology - Document Processing and Related Communication - Conformance Testing for Standard Generalized Markup Language (SGML) Systems
Edition 2002-12-01

Information technology - Mathematical Markup Language (MathML) Version 3.0 2nd Edition (Adopted ISO/IEC 40314:2016, first edition, 2016-03-01)
Edition 2018-01-01

Information Processing - Text and Office Systems - Standard Generalized Markup Language (SGML), and SGML Support Facilities - SGML Document Interchange Format (SDIF)
Edition 1989-06-30

Information technology - User interface - Gesture-based interfaces across devices and methods - Part 5: Gesture Interface Markup Language (GIML) (Adopted ISO/IEC 30113-5-2019, first edition, 2019-05)
Edition 2020-07-01