The counselor was afraid to even click it!
It is also possible to submit a project for review:
Unfortunately,commercial software is a few years ahead for some of the more complicated projects.
I prefer opensource but lack of support is a deal breaker in many professional environments.
If you need "professional grade" support for this stuff, then you are probably in the wrong line of work.
With abundance of internal staff who can support it,opensource is viable but not always competitive either.
Given that approximately 99% of itsec is consultants I'm not sure where you get that from. Not everybody knows every subfield and tool, sometimes you pay people for their real world experience with one they gained from other clients. And of course licensing, prices, and support matter in the real world.
Before I was working with CherryPy. I switched to Flask like 6 years ago.