Mods or plug ins. Why not charge a flat fee 10$ a plugin for simple things that we need.
Polls
Chat features.
Upload files such as PDFs.
Ratings
Privacy
Etc etc
If I was a code writer I would do it myself. No one wants to work for free, and 10$ is a click away for most of us.
then, at the same time, I propose to consider accepting payment with cryptocurrency 10 dollars is essentially nothing, but people from sanctioned countries pay through intermediaries, which comes out to 20 dollars