[scblzn]

However, be careful with the terms of non-commercial usage (Enforced heavy metrics)

"You agree that the product will send usage data to validate your compliance with the license terms and anonymous feature usage statistics..."

"The information collected under Sections 4.1. and 4.2. may include but is not limited to frameworks, file templates used in the Product, actions invoked, and other interactions with the Product’s features."

[thatfunkymunki]

https://intellij-support.jetbrains.com/hc/en-us/community/po...

Not just that, they will do some yucky things to exfiltrate data from your network to enforce this.