Saxonica: Welcome

Developers of the Saxon processor for XSLT, XQuery, and XML Schema, including the only XSLT 3.0 conformant toolset.

Saxonica was founded by Dr Michael Kay in 2004. Over the years, we have delivered:

More than 80 software vendors have built Saxon into their own applications.

6 of the world's top 10 software vendors are Saxonica clients.

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Recent news

Latest announcements are listed below, for full history see News.

16 October 2019
Saxon/C 1.2.0 for C/C++, PHP, and Python released on Linux, Mac OS X and Windows.

5 September 2019
Saxon 9.9.1.5 maintenance release for Java and .NET.

8 June 2019
John Lumley presented the paper <Angle-brackets/> on the Branch Line at Markup UK 2019.

21 February 2019
Saxon/C 1.1.2 maintenance release for C/C++/PHP, on Linux, Mac OS X and Windows.

8 February 2019
Michael Kay presented the paper An XSLT compiler written in XSLT: can it perform? at XML Prague 2019.

8 February 2019
Debbie Lockett and Adam Retter (Evolved Binary) presented the paper Task Abstraction for XPath Derived Languages at XML Prague 2019.

6 November 2018
Saxon 9.8.0.15 maintenance release for Java and .NET.

5 October 2018
Saxon-JS 1.2.0 maintenance release.

27 September 2018
Saxon 9.9.0.1 first release for Java.