This edition doesn't include source code and has a limitation that requires the Indy version that comes with Delphi (Except the Enterprise edition which includes a custom Indy version). Delphi 7 requires to install a specific Indy version, check the Downloads page.
The license allows to install the package in all the machines you use/need but there are limits about the number of concurrent connections from different machines (except for the Site license). This means that you can open the IDE multiple times in a single machine (if you own a single license), but if you try to open the IDE in a second machine, it won't let you to work with it.
If you have any question, please Contact us for details.