I will devote the third article to a story about the additional features of the project.
znamespace
Very often you need to find out if there is a specific package in the current instance, for example, so as not to duplicate.
To do this, I implemented a modification of the namespace command of the package manager, on the option tab, you need to press the FIND button.

You can filter by package name. You can filter by package name. As a result, we get a list in which namespaces, which versions of packages are.

package
After installing the package, sometimes there is a need to collect all the files