This is a starting list of all the classes that get Evasion as a class feature as well as various items, feats, prestige classes, and miscellaneous effects that use it. Mounts, familiars, and creatures in general are not included in this.
Discussion thread can be found
here with my other small index projects.
Base classes that grant Evasion:
Monk (Player's Handbook page 39), 2nd level
Rogue (Player's Handbook page 49), 2nd level
Scout (Complete Adventurer page 10), 5th level
Lurk (Complete Psionic page 13), 9th level
Ranger (Player's Handbook page 46), 9th level
Swordsage (Tome of Battle page 15), 9th level
Ninja (Complete Adventurer page 5), 12th level
Whirling Frenzy Barbarian (Unearthed Arcana page 66), 14th level, gain Evasion instead of Indomitable Will during Whirling Frenzy
Base classes that grant Improved Evasion:
Monk (Player's Handbook page 39), 9th level
Rogue (Player's Handbook page 49), 10th, 13th, 16th, or 19th levels as a Rogue Special Ability
Swordsage (Tome of Battle page 15), 17th level
Prestige Classes that grant Evasion:
Astral Dancer (Planar Handbook page 63), 2nd level, requires a plane with no gravity until 4th when it can be used in all environments regardless of gravity.
Cipher Adept (Planar Handbook page 58), 2nd level
Master Thrower (Complete Warrior page 58), 2nd level
Shadow Scout (Oriental Adventures page 44), 2nd level
Survivor (Savage Species page 89), 2nd level
Chameleon (Races of Destiny page 111), 3rd level (uses the Mimic Class Feature ability)
Daidoji Bodyguard (Oriental Adventures page 215), 3rd level
Loredelver (Races of Destiny page 117), 3rd level
Dungeon Delver (Complete Adventurer page 42), 4th level
Halfling Outrider (Complete Warrior page 38), 7th level
Divine Oracle's Prescient Sense (Complete Divine page 34), 2nd level, specifically says "This form of evasion works no matter what armor the divine oracle wears, unlike the evasion ability used by monks and rogues." Depending on your DM this might count as Evasion for all other purposes.
Master Specialist's Moderate School Esoterica (Complete Mage page 70) 7th level, only if specializing in Abjuration, only after casting an Abjuration spell, and it only works against actual spells (not EX, SU, or SLAs). Effectively Evasion (and Mettle), but isn't named as such.
Prestige Classes that grant Improved Evasion:
Ninja Spy (Oriental Adventures page 43), 2nd level
Swift Scion (Unearthed Arcana 168), 2nd, 6th, or 10th levels, must have Evasion first.
Yakuza (Oriental Adventures page 55), 2nd level
Combat Medic (Heroes of Battle page 99), 4th level
Survivor (Savage Species page 89), 4th level
Dread Fang of Lolth (Drow of the Underdark page 76), 4th level
Thief Acrobat (Complete Adventurer page 83), 5th level
Astral Dancer (Planar Handbook page 63), 6nd level, requires a plane with no gravity until 8th when it can be used in all environments regardless of gravity.
Nightsong Infiltrator (Complete Adventurer page 62), 6th level
Slayer of Domiel (Book of Exalted Deeds page 73), 6th level
Cipher Adept (Planar Handbook page 58), 7th level
Loredelver (Races of Destiny page 117), 8th level
Nightsong Enforcer (Complete Adventurer page 60), 8th level
Initiate of Pistis Sophia (Book of Exalted Deeds page 64), 9th level
Master Thrower (Complete Warrior page 58), 2nd level, only if the character already has Evasion.
Dungeon Delver (Complete Adventurer page 42), 4th level, only if the character already has Evasion.
Halfling Outrider (Complete Warrior page 38), 7th level, only if the character already has Evasion.
Void Incarnate epic PrC (online), 2nd level.
Prestige Classes that require Evasion:
Disciple of the Word (Tome of Magic page 216)
Dread Fang of Lolth (Drow of the Underdark page 76)
Drunken Master (Complete Warrior page 27)
Eye of Lolth (Drow of the Underdark page 80)
Fochlucan Lyrist (Complete Adventurer page 47)
Guardian Paramount (Epic Level Handbook page 30) (epic PrC)
Nightsong Enforcer (Complete Adventurer page 60)
Nightsong Infiltrator (Complete Adventurer page 62)
Ninja Spy (Oriental Adventures page 43)
Slayer of Domiel (Book of Exalted Deeds page 73)
Thief Acrobat (Complete Adventurer page 83)
Void Incarnate epic PrC (online)
Items that grant or otherwise interact with Evasion:
Dragondodger armor enhancement (Magic Item Compendium page 10), +1 armor enhancement grants Evasion against breath weapons.
Water Cloak (Magic Item Compendium page 148), gain Evasion against any applicable effect that deals fire damage.
Ring of Evasion (Dungeon Master's Guide page 232), gain the Evasion ability.
Crimson Ruination Legacy Weapon (Weapons of Legacy page 61) 14 HD, gain Evasion against dragon breath weapons.
Legacy Item ability (Weapons of Legacy pages 179-203), gain Evasion from Ability Menu F.
Boots of Swiftness (Epic Level Handbook page 144), Epic boots that grant Evasion and other bonuses.
Spells that grant Evasion:
Aura of Evasion (Spell Compendium page 18), cleric 5, sorcerer/wizard 6 spell that grants you and all creatures within 10 feet of you evasion against breath weapons.
Nightstalker's Transformation (Complete Adventurer page 155, Spell Compendium page 148), sorcerer/wizard 5 spell grants Evasion and other things.
Ruin Delver's Fortune (Spell Compendium page 178) bard 4, sorcerer/wizard 4 spell, can choose to gain Evasion through it.
Shadow Investiture (Tome of Magic page 148), shadowcaster 6, grants Evasion plus other things.
Powers that effectively grant Evasion (or Improved Evasion):
Evade Burst (Expanded Psionics Handbook page 105) psion/wilder 7, psychic warrior 3, effectively gain Evasion or Improved Evasion against one damage effect that a successful Reflex save would halve the damage of.
Feats that require Evasion or Improved Evasion:
Cunning Evasion (Player's Handbook 2 page 78), requires Evasion
Evasive Maneuvers (Exemplars of Evil page 24), requires Evasion (and Cunning Evasion above)
Warning Shout (Complete Scoundrel page 82), requires Evasion
Epic Dodge (Complete Adventurer page 191, Epic Level Handbook page 54), requires Improved Evasion, Epic
Self-Concealment (Epic Level Handbook page 66), requires Improved Evasion, grants 10% miss chance, Epic
Other:
Friend's Evasion Rogue ACF (Complete Champion page 51), levels 10, 13, 16, or 19, lose Improved Evasion to give adjacent allies Evasion.
Friendly Fire Evasion Teamwork Benefit (Heroes of Battle page 17), gives allies evasion with respect to allied spells being cast.
Friendly Fire Evasion, Improved (Heroes of Battle page 117), gives allies Improved Evasion with respect to allied spells being cast.
Shadow Creature template (Lords of Madness page 167), can gain Evasion as a special ability from HD.
Great Raptor Mask Totemist soulmeld (Magic of Incarnum page 69), bind to Totem chakra to gain Evasion.
Impulse Boots Incarnate/Soulborn soulmeld (Magic of Incarnum page 71), bind to Feet chakra to gain Evasion.
