Same word as magnanimous:

Santa Claus, all heart, altruistic, beneficent, benevolent, big, bighearted, bountiful, charitable, considerate, forgiving, free, generous, great, greathearted, handsome, has heart in right place, high-minded, kindly, knightly, liberal, lofty, loose, munificent, noble, openhanded, selfless, soft, soft-touch, ungrudging, unselfish, unstinting