From my lists of stuff..
Immunity to Paralysis
Dragonheart Presence, draconic graft, Races of the Dragon
Immunity to Stunning
Paladin 3, warforged substitution level, Races of Eberron
Warshaper 1, ecl 5, Complete Warrior
Sanctified One 1 (Wee Jas), ecl 6, Complete Champion, for one minute per day
Pale Master 7, ecl 12, Libris Mortis
Necrocarnum Vestments, soulmeld, Magic of Incarnum, bind to heart
Wakeful Mind, warforged graft, Faiths of Eberron
Mark of the Dauntless, feat, Eberron: Dragonmarked, immune to daze as well
Special Mention
Banner of the Storm's Eye, item, Eberron: Explorer's Handbook, removes stunned and confused condition within 20'
Quick Recovery, feat, Lords of Madness, see text