Stardew Valley is in the top 5 selling indie games of all time, with 50 million units sold. It's owned and run entirely by one person (the donor in OP's link) - he ended his relationship with a (small) games publisher a few years ago, and runs everything himself.
big_toast|2 months ago
tempest_|2 months ago
throwaway638637|2 months ago
philistine|2 months ago