# XML Parser Specification (XPS)

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Source: https://docs.aspose.com/slides/php-java/xml-parser-specification-xps/
Updated: 2026-08-13


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The [XML Parser Specification](https://en.wikipedia.org/wiki/Open_XML_Paper_Specification) is a page description language and a fixed-document format originally developed by Microsoft. Like PDF, XPS is designed to preserve document fidelity and provide device-independent document appearance. 

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## **XPS in Aspose.Slides for PHP via Java**
Any presentation document that can be loaded by Aspose.Slides for PHP via Java can be converted to XPS format. Aspose.Slides for PHP via Java uses the high-fidelity page layout and rendering engine to produce output in fixed-layout XPS document format.
You can learn about exporting the presentation documents to XPS documents through Aspose.Slides for PHP via Java in [Converting to XPS](https://docs.aspose.com/slides/php-java/convert-powerpoint-to-xps/).

**The input presentation** 

![todo:image_alt_text](xml-parser-specification-xps_1.png)

**A presentation converted to XPS** 

![todo:image_alt_text](xml-parser-specification-xps_2.png)