I have a "notes" section in my rules table that I sometimes update. I can't tell you for sure that everything is correct, though. These descriptions came mostly from the comments in the code.
Code:
Aggro:MeleeRangeAggroMod Percentage increase in aggro while in melee range
Aggro:SittingAggroMod Percentage increase in aggro while sitting
Aggro:SmartAggroList Enable rules for Smart Aggro - players over pets, sitting over standing, close over far, critically wounded over healthy, etc(True/False)
NPC:BuffFriends NPCs cast buffs on each other, false means they will only heal (True/False)
Character:MaxLevel The highest level characters can obtain
Character:DeathExpLossLevel Level when characters start to lose exp on death
Character:CorpseDecayTimeMS How long before a characters corpse rots in milliseconds
Character:LeaveCorpses Characters leave behind corpses with items (True/False)
Character:LeaveNakedCorpses Characters leave behind corpses, but respawn with all items on them and not the corpse (True/False)
Character:ExpMultiplier Determines how fast characters level
Character:AutosaveIntervalS How often characters are saved in seconds (0 for disabled)
Character:HPRegenMultiplier How fast characters regen health
Character:ManaRegenMultiplier How fast characters regen mana
Character:EnduranceRegenMultiplier How fast characters regen endurance
Character:ConsumptionMultiplier How fast characters consume food (50 = people eat 2x as fast, 200 = people eat 2x as slow)
Character:HealOnLevel Fill characters health bar when a level is gained (True/False)
Character:FeignKillsPet Feigning Death insta-kills pet (True/False)
Character:ItemManaRegenCap Maximum amount of mana regen from items
Character:ItemHealthRegenCap Maximum amount of heath regen from items
Guild:MaxMembers Maximum number of characters in a guild
Skills:MaxTrainTradeskills How high trainers will allow you to buy skill points in tradeskills
Pets:AttackCommandRange
GM:MinStatusToZoneAnywhere Minimum status needed to use #zone
World:ZoneAutobootTimeoutMS
World:ClientKeepaliveTimeoutMS
Zone:NPCGlobalPositionUpdateInterval Milliseconds between intervals of sending NPC position updates to the entire zone
Zone:ClientLinkdeadMS How long a client shows up as LD before being booted in milliseconds
Zone:GraveyardTimeMS How long before a corpse is moved ot the graveyard, if the zone has one, in milliseconds
Zone:EnableShadowrest Use Shadowrest zone for player corpses that expire (True/False)
Map:FixPathingZWhenLoading Calculate Z axis for NPCs when Loading Zones - increases zone load times (True/False)
Map:FixPathingZAtWaypoints Calculate Z axis for NPCs at each waypoint instead of once at boot time (True/False)
Map:FixPathingZWhenMoving Calculate Z axis while NPCs are moving, very CPU intensive (True/False)
Map:FixPathingZOnSendTo Calculate Z axis when using the SendTo routine (True/False)
Map:FixPathingZMaxDeltaMoving Max change in Z while moving
Map:FixPathingZMaxDeltaWaypoint Max change in Z at each waypoint
Map:FixPathingZMaxDeltaSendTo Max Change in Z when using SendTo
Map:FixPathingZMaxDeltaLoading Max change in Z at zone load
Watermap:CheckWaypointsInWaterWhenLoading Skip Z Fixes when loading if the waypoints are in the water (True/False)
Watermap:CheckForWaterAtWaypoints Check if a mob has moved into/out of water when at waypoints and set flymode (True/False)
Watermap:CheckForWaterWhenMoving Check if a mob has moved into/out of water when moving (True/False)
Watermap:CheckForWaterOnSendTo Check if a mob has moved into/out of water on SendTo (True/False)
Watermap:CheckForWaterWhenFishing Only lets a player fish near water if a water map exists for the zone (True/False)
Watermap:FishingRodLength Horizontal Distance from water for fishing to work
Watermap:FishingLineLength Vertical Distance from water for fishing to work
Character:DeathItemLossLevel The level at which characters will begin to leave items on corpses
Spells:AutoResistDiff
Spells:ResistChance Chance to resist given no resists and same level
Spells:ResistMod Multipler, chance to resist = this * ResistAmount
Spells:PartialHitChance Chance for resisted spell to be a partial hit
Combat:BaseCritChance Base crit chance for non warriors (Also applies to NPCs)
Combat:WarBerBaseCritChance Base crit chance for warriors and berserkers (Does not apply to NPCs)
Combat:BerserkBaseCritChance Bonus crit chance while berserk
Combat:NPCBashKickLevel Level that NPCs can kick and bash
Combat:ClientBaseCritChance Base crit chance for all PCs (stacks with warrior/berserker crit chance)
Combat:UseIntervalAC
Combat:PetAttackMagicLevel Level when pet attacks become magical
NPC:MinorNPCCorpseDecayTimeMS How long for a corpse to rot (in milliseconds) when the mob was lower than level 55
NPC:MajorNPCCorpseDecayTimeMS How long for a coprse to rot (in milliseconds) when the mob was 55 or higher
NPC:UseItemBonusesForNonPets
NPC:SayPauseTimeInSec
NPC:OOCRegen How quickly NPCs regen when out of combat
Aggro:CurrentTargetAggroMod Percentage increase in aggro while attacking a specific target
Aggro:CriticallyWoundedAggroMod Percentage increase in aggro when someone is critically wounded
Aggro:SlowAggroMod How much aggro slow generates
Aggro:IncapacitateAggroMod How much aggro mez, blind, stun, charm, etc generates
Aggro:MovementImpairAggroMod How much aggro snare generates
Aggro:SpellAggroMod How much aggro spells generate
Aggro:SongAggroMod How much aggro bard songs generate
Aggro:PetSpellAggroMod How much aggro pet spells generate