XQDT provides support for editing, execution, and debugging of XQuery modules in Eclipse. Our goal is to have seamless integration with the Eclipse platform and the existing XQuery engines with a user experience consistent with both XQuery and Eclipse standards.
BaseX is a scalable and high-performance, yet very light-weight XML Database engine and XPath/XQuery Processor, supporting the latest W3C Update and Full Text Recommendations.
BaseX offers a powerful Client/Server Architecture to handle concurrent read and write operations of multiple users. A visual frontend features various hierarchic visualizations for exploring your data.
EXPath - Collaboratively Defining Open Standards for Portable XPath Extensions
ServletX ( www.expath.org ), a small web container for executing xslt, xproc, xquery, and such
he Saxon-EE product includes within a single package:
A schema-aware XSLT 2.0 processor
A schema-aware XQuery 1.0 processor
An XPath processor that can be called from Java applications
A free-standing XML Schema validator.
Saxon is written in 100% Java and therefore runs on any popular platform
General purpose XQuery processor written in C++. Complete family of W3C specifications: XPath, XQuery, Update, Scripting, Full-Text, XSLT, XQueryX, and more.
XRX is a new web development architecture that is a milestone in elegant simplicity. XRX stands for:
XForms on the client
REST interfaces
and XQuery on the server
X. Zhang, B. Pielech, und E. Rundesnteiner. Proceedings of the 4th international workshop on Web information and data management, Seite 15--22. New York, NY, USA, ACM, (2002)