Joomla JED Schema Validation: Remote Listing Administration: Keep your listing up-to-date using a XML file hosted on your own server.

jedupdate.xsd

<?xml version="1.0" encoding="UTF-8"?>
<xs:schema xmlns:xs="http://www.w3.org/2001/XMLSchema" elementFormDefault="qualified">
  <xs:element name="jedupdate">
    <xs:complexType>
      <xs:sequence>
        <xs:element ref="core_body"/>
        <xs:element ref="homepage_link"/>
        <xs:element ref="download_link"/>
        <xs:element ref="demo_link"/>
        <xs:element ref="documentation_link"/>
        <xs:element ref="support_link"/>
        <xs:element ref="license_link"/>
        <xs:element ref="version"/>
        <xs:element ref="compatibility"/>
      </xs:sequence>
      <xs:attribute name="version" use="required" type="xs:string"/>
    </xs:complexType>
  </xs:element>
  <xs:element name="core_body" type="xs:string"/>
  <xs:element name="homepage_link" type="xs:anyURI"/>
  <xs:element name="download_link" type="xs:anyURI"/>
  <xs:element name="demo_link" type="xs:anyURI"/>
  <xs:element name="documentation_link" type="xs:anyURI"/>
  <xs:element name="support_link" type="xs:anyURI"/>
  <xs:element name="license_link" type="xs:anyURI"/>
  <xs:element name="compatibility">
    <xs:complexType>
      <xs:sequence>
        <xs:element maxOccurs="unbounded" ref="version"/>
      </xs:sequence>
    </xs:complexType>
  </xs:element>
  <xs:element name="version" type="xs:string"/>
</xs:schema>

usageExample.xml

<?xml version="1.0" encoding="UTF-8"?>
<jedupdate version="1" xsi:noNamespaceSchemaLocation="./jedupdate.xsd"
    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
    <core_body>
        test
    </core_body>

    <homepage_link>https://www.galaxiis.com/cedsecurityimages-showcase/</homepage_link>
    <download_link>https://www.galaxiis.com/cedsecurityimages-download/</download_link>
    <demo_link>https://www.galaxiis.com/cedsecurityimages-demo/</demo_link>
    <documentation_link>https://www.galaxiis.com/cedsecurityimages-doc/</documentation_link>
    <support_link>https://www.galaxiis.com/forums/</support_link>
    <license_link>https://www.galaxiis.com/licence/</license_link>

    <version>6.0.4</version>

    <compatibility>
        <version>25</version>
        <version>30</version>
    </compatibility>
</jedupdate>