ACLU, ADF, Becket Fund
Someone observed that the ACLU stopped taking several constitutional rights seriously after it started casting the net far more widely for money. That made sense of how it became just another left-wing group contemptuous of the favored rights of The Deplorables.
Recently the penny dropped: ADF is, as I have irritably complained, fully integrated into Conservatism, Inc., and probably because it, too, casts a very wide money net.
Becket Fund remains principled.