Your best solution is I think simply proprietary or CC-BY-NC + maybe non-government, then just license it to whoever you want that emails you. Consider just not making infrastructure software with free labor if you don't want to fund megacorps, because they will be the primary benefactors. Consider also that anything you upload to the internet goes into the LLM funnel which leads back to them. It's funny if you sold guns, shovels, or even printers everyone would be very understanding if you expressed a desire to not support Russia or whatever. Once its printer drivers though its "The only thing we can say for sure about the nature of evil is that you're a bad actor".