More PF entries:
Feats:
Horn of the Criosphinx: Add 2x str to damage when charging with 2H weapon (or unarmed as monk).
Bulette Leap: Add str bonus to acrobatics jump checks.
Marid Style: Add wis bonus to unarmed damage with elemental fist
Shaitan Style: Add wis bonus to unarmed damage with elemental fist
Djinni Style: Add wis bonus to unarmed damage with elemental fist
Efreeti Style: Add wis bonus to unarmed damage with elemental fist
Ki Diversity: Wis replaces str and dex for all melee or ranged attacks made that round.
Classes/Archetypes:
Instructor Wizard: Int replaces cha for Leadership score.
Solacer Bard: Some Horror-rules mechanic, but use cha to act as confidante and reduce sanity damage instead of int and wisdom.
Hatharat Agent Bard: Add int mod to bluff, diplomacy, and intimidate checks vs most intelligent creatures.
Rivethun Spirit Channeler: Wis replaces Cha for Medium class. It's already listed, but it's listed as Spirit Channeler, likely using d20pfsrd as a reference instead of the proper name.
Deific Obediences:
Xhamen-Dor Sentinel 2nd Boon: Add cha to weapon damage vs shapechangers and polymorphed creatures
Kazutal Exalted 2nd Boon: Wis to AC as Sacred bonus.
Shelyn Sentinel 2nd Boon: When using smite evil, add double your charisma bonus on attack rolls and your charisma bonus + Paladin level on damage rolls.
Spells:
Bestow Grace of the Champion: You listed adding cha to all saves, but missed the 1/day smite evil as a Paladin of 1/2 caster level (which adds cha to attack and cha to deflection AC vs target).
Divine Transfer: Transfer an amount of hit points up to your con score to target. Target gains DR/Evil equal to caster's cha bonus for duration of spell (1 round/level).
Line in the Sand: Gain additional attacks of opportunity equal to your spellcasting ability modifier vs targets in area of spell (5 foot emanation, can be 10 with Widen Spell metamagic).
Bladed Dash: Immediately move 30 feet without provoking attacks of opportunity. You can make one melee attack at highest BAB to an adjacent target at any point on the way. Gain cha or int (whichever is higher) as circumstance bonus to attack roll.
Greater Bladed Dash: Same as above, only you get to hit every creature on the way once.
Other:
Lay of the Scholar-King Skald saga: Add cha mod to all int-based skill checks, but take int bonus as penalty on all cha-based skills.
Tiny size causes you to use Dexterity instead of Strength for
CMB, Climb, and Swim checks. Useful for Druids at least. And anyone using Reduce Person from small size.