Here's my list...
Abilities: Bell curve the bonuses/penalties: 13-15 = +1, 16-17 = +2, 18-19 = +3
Core Races: Dwarf, Elf, Half-Elf, Halfling, Human (sorry Half-Orcs, Gnomes, Tieflings, etc.)
Core Classes: Fighter, Cleric, Magic-User, Rogue, Barbarian, Bard, Druid, Monk, Paladin, Ranger...