Prestige Classes By Progression and Power:Spell Levels 1 to 9: (fast)Beholder Mage (spontaneous arcane) int [wiz/sorc ALL KNOWN]
Ur-Priest (prepared divine) wis [cleric ALL KNOWN]
Divine Crusader (prepared divine) cha [Chosen Diety's Domains]
Apostle of Peace (prepared divine) wis [own list, VoP prereq]. Half CL
Blighter (prepared divine) wis [bad spell list, lose old druid casting]
Maho-Tsukai (spontaneous arcane) taint score-based. Requires spell level turn-in for 9th level spells.
Spell Levels 5 to 9: (regular)Sublime Chord (5-9 w/ 4 spontaneous arcane) cha [bard+wiz/sorc]
Spell Levels 5 to 8: (regular)Nar Demonbinder (5-8 w/ 4 sponaneous arcane) cha
Spell Levels 1 to 8: (leap frog but at least fast)Clerist Knight of the Sword PrC sub (prepared week advance divine) wis [KOoA 63,68]
taking a level in cleric highly suggestedSpell Levels 2 to 6: (regular)Chameleon (2-6 w/ 0+1 Prepared Arcane and Divine) int/wis
Spell Levels 0 to 6: (regular)Court Herald (spontaneous arcane) cha [knows all]
Spell Levels 1 to 5: (fast)Nentyar Hunter (prepared divine) wis
Branch of Zivilyn (prepared divine) wis [Bestiary of Krynn]
Spell Levels 1 to 6: (50% regular, 50% fast)Knight of the Weave (spontaneous arcane) cha [Cov111]
Spell Levels 1 to 5: (regular)Suel Arcanamach (+ spontaneous arcane) cha [abj div illus trans wiz] [CArc63]
Fiend of Blasphemy (prepared divine) wis with domains
Runescarred Berserker (sponaneous-ish divine) wis
Nosomatic Chirurgeon
with no previous spellcasting, gain it as adept if advanced by other PrCs
Disciple of Thyrm (prepared divine) wis
Spell Levels 1 to 4: (fast)Demonologist (spontaneous arcane) cha [small own list, all known] BoVD54
Spell Levels 2 to 4: (regular)Goodfellow of Branchala (Prepared divine) wis/cha (DCs) [bard list, always vocal]
Spell Levels 1 to 4: (regular)Bladesinger (+ prepared arcane) int
Prime Underdark Guide (prepared arcane) int [all known + can copy wiz spellbook]
Occular Adept (prepared divine) wis (as cleric, grants more domain spots if you already had them)
Holy Liberator (prepared divine) wis [paladin+some]
Pious Templar (prepared divine) wis [paladin or blackgaurd]
Consecrated Harrier (prepared divine) wis [ranger+some]
Blackgaurd (prepared divine) wis
Assassin (spontaneous arcane) int
Mortal Hunter (spontaneous arcane) cha [all known]
Dark Hunter (Spontaneous
arcane)
WISDOM [small but good list]
Scaled Horror (prepared divine) wis [ranger list]
Vigalante (spontaneous arcane) cha [Bard abj div illu necr trans only]
Justicar (prepared divine) wis
Soldier of Light (prepared divine) wis
Windrider (prepared divine) wis
Knight of the Middle Circle (prepared divine) wis. Half CL
Emissary of Barachiel (spontaneous divine) wis
Cyre Scout (Spontaneous neither) int [knows all]
Purebreath Devotee (spontaneous divine) wis [all known, small list] (DragMag314p61)
Thayan Slaver (prepared arcane) int
Ebonmar Infiltrator (prepared arcane) int
Hoardstealer (spontaneous arcane) int
Death Delver (prepared divine) wis [all known]
Beloved of Valarian (prepared divine) wis [all known]
Knight of the Chalice (prepared divine) wis [all known]
Champion of Gwynharwyf (prepared divine) wis [all known]
Slayer of Domiel (prepared divine) wis [all known]
Temple Raider of Olidammara (prepared divine) wis [all known]
Vadalis Beastkeeper (Prepared Divine) wis [all known]
Wraithful Avenger (Prepared Divine) wis [all known]
Hunter of the Dead (prepared divine) wis [all known]
Coinsword of Shinare (prepared divine) wis [all known]
Plague Knight of Morgion (prepared divine) wis [all known]
Shade Hunter (spontaneous arcane) int
Fatemaker (spontaneous arcane) cha
Celebrant of Sharess (spontaneous arcane) cha
Justice of Weald and Woe (spontaneous divine?) int spell level, wis bonus&dc
Firebrand of Sirrion (prepared divine) wis/cha (DCs) [all known]
Corrupt Avenger (Prepared arcane) cha (slow known)
Gnome Artificer (?) int [all known psuedo-magic list]
Knight of the Chase [Drag297 94] (-) (prepared divine wis) [CLERIC all known]
Vassal of Bahamut (- prepared divine) wis
Spell Levels 1 to 4: (slow)Kender Nightstalker (spontaneous divine) wis [few spells known]
Spell Levels 1 to 3: (fast)Bone Collector (- prepared divine) wis
Spell Levels 1 to 3: (regular)Cultist of the Shattered Peak (prepared arcane) int wizard abj or ench only
Trapsmith (1-3 Spontaneous Arcane) [own list w/ 5th level spells) Int
Telflammar Shadowlord (prepared arcane) int
Merchant Prince (prepared arcane) int
Harper Scout (Spontaneous arcane) cha
Key: (+) or (-) means that the progression is not even and is faster or slower. A PrC that grants casting usually has its own small list of spells. Otherwise this is marked.