Pokedex will NOT be covered here. See Guide 5.0

ALL flags and vars can be viewed via the following links

FireRed: Flags - Vars

Emerald: Flags - Vars

HUBOL Exclusive (CFRU doc, NOTE not all are enabled by default):

Flags - Vars

FireRed / HUBOL

HUBOL exclusive noted with *

Flags

0x82F - Enable Running Shoes

*0x914 - Auto-Run

0x234 - Got SS Anne Ticket

0x2A7 - Got Aurora Ticket

0x2F1 - Shown Aurora Ticket

0x84B - Enable Ship Travel to Birth Island

0x2A8 - Got Mystic Ticket

0x2F0 - Shown Mystic Ticket

0x84A - Enable Ship Travel to Naval Rock

0x240 - Got Old Rod

0x244 - Got Good Rod

0x255 - Got Super Rod

0x241 - Got Bike Voucher

0x271 - Got Bicycle

*0x91F - Bike Turbo Boost

*0x929 - Surf Turbo Boost

0x292 - Got VS Seeker

0x29B - Got Fame Checker

0x2A6 - Got Tea

0x2DC - Recovered Sapphire

0x2DD - Recovered Ruby

0x2F4 - Oak Saw Dex Completion

0x4B0 - Defeated Brock

0x820 - Got Badge 1

0x4B1 - Defeated Misty

0x821 - Got Badge 2

0x4B2 - Defeated Lt Surge

0x822 - Got Badge 3

0x4B3 - Defeated Erika

0x823 - Got Badge 4

0x4B4 - Defeated Koga

0x824 - Got Badge 5

0x4B5 - Defeated Sabrina

0x825 - Got Badge 6

0x4B6 - Defeated Blaine

0x826 - Got Badge 7

0x4B7 - Defeated Gym Leader Giovanni

0x827 - Got Badge 8

0x4B8 - Defeated E4 Lorelei

0x4B9 - Defeated E4 Bruno

0x4BA - Defeated E4 Agatha

0x4BB - Defeated E4 Lance

0x4BC - Defeated E4 Champion

0x845 - Show Sevii Islands 1-3 in Town Map

0x846 - Show Sevii Islands 4-7 in Town Map

*0x91B - Hide Bag in Menu

*0x91C - Hide [player] in Menu

*0x91D - Hide Save in Menu

*0x91E - Enable DexNav

*0x902 - Disable Catching Pokemon

*0x903 - Disable Running in Battles

*0x904 - Disable Catching Pokemon and Running in Battles

*0x905 - Enable Catching Other Trainer's Pokemon

*0x90F - Next Pokemon Encountered Will Have It's Hidden Ability

*0x910 - Next Wild Battle Will be a Double Battle

*0x911 - Disable Wild Encounters

*0x913 - Next Pokemon Encountered Will be Shiny

*0x915 - Disable Bag in Battles

*0x927 - Consumable Items Returned After Battles

*0xE00-0xEFF - Daily Flags (Reset Daily)

Vars

Emerald

Flags

Vars

All Games

Vars

0x8000-0x800B - var0-varB 0x800C - varFacing 0x800D - varResult

Temp Vars

0x4000-0x400F - temp0-tempF

Happy Hacking!