" would also be pretty neat, if that is a thing in the US. It definitely is in Europe.
Basically, you as a supported can set a fixed amount of money you want to spent monthly. You can then press flattr-buttons on all websites that have this feature. Your monthly donations will then be split between all creators you have "Flattr'ed".
Pretty neat concept, IMO.
Then, there also is Patreon
Or the simple Donate-via-Paypal, that is already setup for this website on the right side of the website-Header.