Dev:Changes

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XML Railway exchange format
https://railML.org
Latest release: 2.5
(September 1st, 2021)
 
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Versions & Changes

This page is intended to inform about the schema changes by topics, that influence the XML output. As it starts as a stub please refer to railML forum and railML's ticket system too.

Versions & Licences

The development of the early alpha versions started in 2001. Version 1.0, the first version allotted for productive use, was published in 2005. The current railML® version is 2.3, published in March 2016. It is licensed dually free under a restricted form of the Creative Commons licence (external link) CC-BY-NC-ND and (for certified programmes) in free a commercial licence. To learn more about the licence terms see http://www.railml.org/en/user/licence.html (link to the railML® website).

Version Release date Supported until Licence Comment
0.x 2002-2005 December 2005 No (internal usage only) beta version timetable
1.0 December 2005 June 2013 proprietary First practical experience
1.1 November 2005 June 2013 proprietary
2.0 November 2009 restricted CC-BY-ND 2.0
2.1 July 2011 restricted CC-BY-ND 2.0 Downwardly compatible with V2.0
2.2 June 2013 restricted CC-BY-NC-ND 3.0 Downwardly compatible with V2.1
2.3 March 10th, 2016 restricted CC-BY-NC-ND 3.0 Partly downward compatible with V2.2
3.0 expected in 2016 not decided based on railTOPOMODEL®

Schema changes in older railML versions / Other information sources

It is not intended to describe changes between minor versions in railML 1 as there are no records from the pre-SVN time. Also changes between the major releases (railML 1 > railML 2 or railML 2 > railML 3) could not described here, as there are to much structural and major changes in railML.

railML schema changes since version 2

For the changes between subversions of railML® 2 see the respective lists.