It is a visual diagram that looks like a tree with a main topic in the middle and as many sub-topics exploded out in branches. Sub-branches can have mini-branches. The branches are easy to add or move.

Information in a visual format makes it more memorable, gives it context, and unveils patterns and relationships that are difficult to see in a linear document.

Licensing: Single licenses are per-developer licenses and allow multiple installations of install4j by one developer.
Floating licenses allow an arbitrary number of developers to install install4j.
A license server controls the number of concurrent users.

Website: www.ej-technologies.com