I assume this is already possible with ChangeTip. I don't think it would ever be built in as a feature. There is also Patreon. I have seen people fund project

I assume this is already possible with ChangeTip. I don't think it would ever be built in as a feature. There is also Patreon. I have seen people fund project maintainers this way. Enough for a full income https://www.patreon.com/foosel https://www.patreon.com/foosel