[bcrosby95]

Netflix has created tools and open source libraries too.

RxJava was opensourced by Netflix, the defacto standard for reactive programming in Java. They also open sourced a lot of their work for working with avif files, which has managed to find its way into Chrome, among other projects.

Among other things.

[flatiron]

they do occasionally use BSD licensed software so they can choose what/when/if to open source.