For unique combat feats by class, including automatically acquired passive feats, look here.
For Vagrant Combat Feats, look here.
Selectively Acquired Passive Combat Feats
Additional Songs I
Prerequisite: Bard Level 1+
Use: Bard class
Additional Stratagem/Maneuver I
Prerequisite: Tactician Level 1+
Use: -
Armor Proficiency A/**
Prerequisite: None
Use: -
Dodge
Prerequisite: None
Use: Shield
Dual Wielding
Prerequisite: None
Use: -
Special Instrument Proficiency
Prerequisite: Bard Level 1+
Use: Bard class
Spreading Triad
Prerequisite: Geomancer Lvl 1+
Use: Geomancer class
Targeting
Prerequisite: None
Use: -
Throwing I
Prerequisite: None
Use: -
Weapon Proficiency A/**
Prerequisite: None
Use: -
Block
Prerequisite: Adv. Level 3+
Use: -
Dividing Triad
Prerequisite: Geomancer Lvl 3+
Use: Geomancer class
Enhanced Evocations I
Prerequisite: Alchemist Level 3+
Use: Alchemist class
Evasive Maneuvers I
Prerequisite: Adv. Level 3+
Use: -
Improved Throw I
Prerequisite: Grappler Level 3+
Use: Grappler class
Intense Finale
Prerequisite: Bard Level 3+
Use: Bard class
Twin Strike
Prerequisite: [Dual Wielding]
Use: -
Additional Stratagem/Maneuver II
Prerequisite: [Add'l Strat/Maneuver I], Tactician Level 5+
Use: -
Armor Proficiency S/**
Prerequisite: [Armor Proficiency A/**], Adv. Level 5+
Use: -
Consecutive Evocation
Prerequisite: Alchemist Level 5+
Use: Alchemist class
Distant Evocations
Prerequisite: Alchemist Level 5+
Use: Alchemist class
Dual Technique
Prerequisite: Adv. Level 5+, [Dual Wielding]
Use: -
Ever-Changing I
Prerequisite: Grappler or Fencer Level 5+
Use: Grappler or Fencer class
Guardian I
Prerequisite: Adv. Level 5+, [Cover]
Use: -
Harmony
Prerequisite: Bard Level 5+
Use: Bard class
Marionette
Prerequisite: Adv. Level 5+
Use: -
MP Save/**
Prerequisite: Adv. Level 5+
Use: Wizard-type classes
Muscle Mastery
Prerequisite: Enhancer Level 5+
Use: Enhancer class
Stomp
Prerequisite: Grappler Level 5+
Use: Grappler class
Throwing II
Prerequisite: [Throwing I], Adv. Level 5+
Use: -
Weapon Proficiency S/**
Prerequisite: [Weapon Proficiency A/**], Adv. Level 5+
Use: -
Powerful Magic I
Prerequisite: 2 Wizard-type classes Level 6+
Use: -
Additional Songs II
Prerequisite: [Additional Songs I], Bard Level 7+
Use: Bard class
Archer's Grace
Prerequisite: Marksman Level 7+
Use: Marksman class
Evasive Maneuvers II
Prerequisite: [Evasive Maneuvers I], Fencer Level 7+
Use: Fencer class
Ever-Changing II
Prerequisite: [Ever-Changing I], Grappler or Fencer
Use: Grappler or Fencer class
Pinpoint Attack I
Prerequisite: Adv. Level 7+
Use: -
Super Tenacity
Prerequisite: Fighter/Grappler Level 7+, [Tenacity]
Use: -
Additional Stratagem/Maneuver III
Prerequisite: [Add'l Strat/Maneuver II], Tactician Level 9+
Use: -
Flying Kick
Prerequisite: Grappler Level 9+
Use: Grappler class
Footwork
Prerequisite: Adv. Level 9+
Use: -
Guardian II
Prerequisite: [Guardian I], Adv. Level 9+
Use: -
Improved Throw II
Prerequisite: [Improved Throw I], Grappler Level 9+
Use: Grappler class
Mako Stones Master
Prerequisite: Adv. Level 9+
Use: -
Armor Master
Prerequisite: [Armor Proficiency S/**] (any), Adv. Level 11+
Use: -
Capacity
Prerequisite: Adv. Level 11+
Use: -
Peerless Double Swords
Prerequisite: [Dual Wielding], Adv. Level 11+
Use: -
Powerful Magic II
Prerequisite: [Powerful Magic I], Adv Lvl 11+, 2 Wizard classes Lvl 10+
Use: -
Weapon Master
Prerequisite: [Weapon Proficiency S/**] (any), Adv. Level 11+
Use: -
Additional Songs III
Prerequisite: [Additional Songs II], Bard Level 13+
Use: Bard class
Pinpoint Attack II
Prerequisite: [Pinpoint Attack I], Adv. Level 13+
Use: -
Selectively Acquired Active Combat Feats
Aimed Attack I
Prerequisite: None
Use: -
Armor Piercer I
Prerequisite: None
Use: Grappler class
△Cover I
Prerequisite: None
Use: -
Decoy Attack I
Prerequisite: None
Use: -
Lethal Strike I
Prerequisite: None
Use: -
Magic Convergence
Prerequisite: None
Use: Wizard-type classes
Mana Strike
Prerequisite: None
Use: Wizard-type classes
Metamagic/Accuracy
Prerequisite: None
Use: Wizard-type classes
Metamagic/Area
Prerequisite: None
Use: Wizard-type classes
Metamagic/Distance
Prerequisite: None
Use: Wizard-type classes
Metamagic/Power Assurance
Prerequisite: None
Use: Wizard-type classes
Metamagic/Targets
Prerequisite: None
Use: Wizard-type classes
Metamagic/Time
Prerequisite: None
Use: Wizard-type classes
Power Strike I
Prerequisite: None
Use: -
Repeated Strike I
Prerequisite: None
Use: Fighter/Fencer class, 2H melee weapon
Taunting Strike I
Prerequisite: None
Use: -
Violentcast I
Prerequisite: None
Use: Wizard-type classes
Cleave I
Prerequisite: Fighter Level 3+
Use: Fighter class, 2H melee weapon
Confident Performer
Prerequisite: Bard Level 3+
Use: Bard class
Rhythm Conversion
Prerequisite: Bard Level 3+
Use: Bard class
Tail Swing I
Prerequisite: Adv. Level 3+
Use: Tail
Universal Metamagic
Prerequisite: Any [Metamagic/**]
Use: Wizard-type classes
Card Reduction
Prerequisite: Alchemist Level 5+
Use: Alchemist class
△Frontline Mastermind
Prerequisite: Tactician Level 5+
Use: -
Infight I
Prerequisite: Grappler Level 5+
Use: Grappler class
Magic Control
Prerequisite: [Targeting], [Magic Convergence]
Use: Wizard-type classes
Multi-Action
Prerequisite: Adv. Level 5+
Use: -
Aimed Attack II
Prerequisite: [Aimed Attack I], Adv. Level 7+
Use: -
Critical Cast I
Prerequisite: Adv. Level 7+
Use: Wizard-Type classes
Lethal Strike II
Prerequisite: [Lethal Strike I], Adv. Level 7+
Use: -
Repeated Strike II
Prerequisite: [Repeated Strike I], Fencer/Fighter Level 7+
Use: Fighter/Fencer class, 2H weapon
Skillful Play
Prerequisite: Bard Level 7+
Use: Bard class
Taunting Strike II
Prerequisite: [Taunting Strike I], Fencer Level 7+
Use: Fencer class
Armor Piercer II
Prerequisite: [Armor Piercer I], Grappler Level 9+
Use: Grappler class
Cleave II
Prerequisite: [Cleave I], Fighter Level 9+
Use: Fighter class, 2H melee weapon
Decoy Attack II
Prerequisite: [Decoy Attack I], Adv. Level 9+
Use: -
Double Cast
Prerequisite: Wizard-type class Level 9+
Use: Wizard-type classes
Infight II
Prerequisite: [Infight I], Grappler Level 9+
Use: Grappler class
Mirage Arrow
Prerequisite: Marksman Level 9+
Use: Marksman class
Nerve Strike
Prerequisite: Grappler Level 9+
Use: Grappler class
Power Strike II
Prerequisite: [Power Strike I], Fighter/Grappler Level 9+
Use: Fighter class or Grappler class
Tail Swing II
Prerequisite: [Tail Swing I], Adv. Level 9+
Use: Tail
Critical Cast II
Prerequisite: [Critical Cast I], Adv. Level 11+
Use: Wizard-Type class
Lethal Strike III
Prerequisite: [Lethal Strike II], Fencer Level 11+
Use: Fencer class
Violentcast II
Prerequisite: [Violentcast I], Adv. Level 13+
Use: Wizard-Type class
Power Strike III
Prerequisite: [Power Strike II], Fighter Level 15+
Use: Fighter class, 2H weapon
Selectively Acquired Major Combat Feats
Aimed Shot
Prerequisite: None
Use: Marksman class, 2H ranged weapon
Wordbreak
Prerequisite: None
Use: -