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Well, there are hostile user interfaces at least: https://userinyerface.com/ https://www.darkpatterns.org/

and in programming you have defensive/deterrent features like prefixing unsafe function names with "unsafe"

Perhaps GCC qualifies? https://lwn.net/Articles/583140/

I came to the comments to talk about this, was totally hoping to scroll down and find a section about software in the wikipedia article.

I would argue that almost every project I have every worked on where the software was initially maintained by a single individual would be classified as "hostile architecture"

Microservices advocates claim that the pain of implementing features across microservices encourages modularity.