# Appendices

### In this section

* [Introduction to the Talend products](https://help.qlik.com/talend/en-US/installation-guide-mac/7.3/introduction-to-talend-products)
* [Architecture of the Talend products](https://help.qlik.com/talend/en-US/installation-guide-mac/7.3/architecture-of-talend-products)
* [Talend High Availability](https://help.qlik.com/talend/en-US/installation-guide-mac/7.3/talend-high-availability)
* [H2 Database Administration and Maintenance](https://help.qlik.com/talend/en-US/installation-guide-mac/7.3/h2-database-administration-maintenance)
* [Supported Third-Party System/Database/Business Application Versions](https://help.qlik.com/talend/en-US/installation-guide-mac/7.3/supported-third-party-system-database-business-application-versions)