prerequisites. There are also step-by-step instructions available for
the following operating systems:
+ * [Ubuntu 22.04](../appendix/Install-on-Ubuntu-22.md)
* [Ubuntu 20.04](../appendix/Install-on-Ubuntu-20.md)
* [Ubuntu 18.04](../appendix/Install-on-Ubuntu-18.md)
- 'Testing' : 'develop/Testing.md'
- 'External Data Sources': 'develop/data-sources.md'
- 'Appendix':
- - 'Installation on CentOS 8' : 'appendix/Install-on-Centos-8.md'
- 'Installation on Ubuntu 18' : 'appendix/Install-on-Ubuntu-18.md'
- 'Installation on Ubuntu 20' : 'appendix/Install-on-Ubuntu-20.md'
- 'Installation on Ubuntu 22' : 'appendix/Install-on-Ubuntu-22.md'