I did a quick search and they don't make it easy. Peter Lowe's ad and tracking server blocklist is the only one I found. EasyList doesn't seem to have a donation link, nor Dan Pollock at someonewhocares.org. Also worth noting that UBO doesn't take donations. You could always subscribe to AdGuard, but that's mixed.
At somewhere around $400 million per system plus another $600 million in interceptors, 12 seems like a tall ask given the limited billions EU countries and others have committed to. But Ukraine has been getting hammered these last several months, so I get the ask.
Billy, yes!! ( programming.dev )
Germany contributing another Patriot system to Ukraine ( www.ukrinform.net )