Homepage:
https://sourceforge.net/projects/webapp-config/
https://wiki.gentoo.org/wiki/Project:Webapps/webapp-config
Description: Gentoo's installer for web-based applications
Most of the documentation can be found either with man webapp-config
or in the following wiki:
https://wiki.gentoo.org/wiki/Webapp-config
Getting started
Overview
The following few commands are useful to have a proper overview of what's is already present on your system:
# webapp-config --list-installs
# webapp-config --list-unused-install