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MongoDB Atlas runs apps anywhere
Deploy in 115+ regions with the modern database for every enterprise.
MongoDB Atlas gives you the freedom to build and run modern applications anywhere—across AWS, Azure, and Google Cloud. With global availability in over 115 regions, Atlas lets you deploy close to your users, meet compliance needs, and scale with confidence across any geography.
LOTS is a web-based, fully integrated E-learning system. It is a complete solution to accomplish multiple online courses covering thousands of students. As a specialty it contains SQL and XQuery training modules including tutorials and example databases.
BaseX is a light-weight, high-performance and scalable XML database system and XPath/XQuery processor, including full support for the W3C Update and Full Text extensions. The issue tracker has been moved to https://github.com/BaseXdb/basex/issues
The goal of the XQC project is to create standardized C/C++ APIs for interfacing with XQuery processors. They should provide mechanisms to compile and execute XQueries, manage contexts, and provide a basic interface for the XQuery Data Model.