XQuery Extension Modules - eXist: A NoSQL Database and Application Development Platform - page 501

Namespace
exi="http://exist-db.org/xquery/exi"
Type/default status
Java; disabled in $EXIST_HOME/conf.xml ; enabled in $EXIST_HOME/extensions/
build.properties
Class
org.exist.xquery.modules.exi.ExiModule
This module allows encoding and decoding XML into/from the Efficient XML Inter‐
change (EXI) format. EXI is a binary format for XML data.
exiftool
Description
Extracting EXIF data from binary files
Namespace
exiftool="http://exist-db.org/xquery/exiftool"
Type/default status
Java; enabled in $EXIST_HOME/conf.xml ; enabled in $EXIST_HOME/extensions/
build.properties
Class
org.exist.exiftool.xquery.ExiftoolModule
This module extracts EXIF data from binary files—for instance, photos shot with a
modern digital camera. It relies, however, on the presence of Perl at /usr/bin/perl .
file
Description
Managing files and directories on the filesystem
Namespace
file="http://exist-db.org/xquery/file"
Type/default status
Java; enabled in $EXIST_HOME/conf.xml ; enabled in $EXIST_HOME/extensions/
build.properties
Class
org.exist.xquery.modules.file.FileModule