...Moreover, it contains some other functions to search and compare configurations (access-list, prefix-sets, route-maps ...) between XR and IOS routers, and to analyze syslog data.
It is not intended for "normal" end-users, but for network administrators and operations groups.
You will need to install Apache (or any other web server) with PHP, configuring apache in the proper way for directories permissions and so on.
Find more pictures and info in the docs.