Due to financial problems, throughout my privacy journey I have only used free tools to enhance my privacy. I was recently thinking about the question: If I had the money to give back to the services I've used, which ones would I donate to? Here is my personal list, which is still a WIP:

I will definitely donate to:

I will most likely donate to:

I may donate to:

I may add more as I think of them. Please leave your ideas!