MOM-CA uses and in some parts extends the [eXist application server](http://exist-db.org/). The source code extending or patching eXist is located under [my/eXist](../tree/master/my/eXist). eXist provides an interface to write custom XQuery modules extending the standard XQuery function-set and the eXist XQuery function extensions. Following this interface, MOM-CA implements two new XQuery modules:
MOM-CA uses and in some parts extends the [eXist application server](http://exist-db.org/). The source code extending or patching eXist is located under [my/eXist](../tree/master/my/eXist). eXist provides an [interface to write custom XQuery modules](http://exist-db.org/exist/apps/doc/xquery.xml#modules) extending the standard XQuery function-set and the eXist XQuery function extensions. Following this interface, MOM-CA implements two new XQuery modules:
* an [XQuery Excel module](../tree/master/my/eXist/extensions/modules/src/org/exist/xquery/modules/excel) for the conversion of Excel sheets into XML
* an [XQuery minify module](../tree/master/my/eXist/extensions/modules/src/org/exist/xquery/modules/minify) to minify JavaScript and CSS resources