Rod of Negation, though it only affects magic items - greater dispel magic
Staff of Abjuration - dispel magic
Staff of the Magi - dispel magic
Cli Lyre - break enchantment, but it requires 10 ranks in Perform(string instruments)
Cornucopia of the Needful - Tangerine - break enchantment on eater (lawful good, neutral good, lawful neutral only)
Dispelling - +1 weapon bonus ability - targeted dispel magic on creature struck (3/day)
Greater Dispelling - +1 weapon bonus ability; synergy with Dispelling - targeted greater dispel magic on creature struck (3/day)
Illusion Bane - +1 weapon bonus ability - dispel magic vs illusion only (1/day)
Dagger of Denial [Relic] - greater dispel magic (1/day)
Third Eye Repudate - dispel magic (1/day)
Canaith Mandolin - dispel magic (1/day), requires 8 ranks in Perform(string instruments)
Magic Siphon - drains the magical energy from existing spell effects like greater dispel magic (1/day)
Runestaff of Abjuration - dispel magic (3/day)
Runestaff of Fiendish Darkness - dispel magic (3/day)
Seven Veils - dispel magic as if with a runestaff, must have all 7 veils
Rod of Freedom - dispel charm or compulsion effect on a creature
Rod of Cancellation - drains item of all magical properties
Ring of Spell Storing with the proper spell stored in it
Ditto with Spell Storing Weapon
I guess anything that can summon a monster/ally/whatever that can cast the requested spell
Dispelling Cord - +2 competence bonus on dispel checks (5/day)
Antimagic Shell should cancel the spell for a little while.