| Neopets has released several "codes" that will help you while playing certain games. Below you will find a list of all "codes" that I am aware of. If you know of a code that does not appear on the list, please feel free to neomail zabeth4 so I can get it added! | ||
| Game | Type | Effect |
| Advert Attack | nopopups | Makes all pop-ups on screen disappear |
| Attack of the Slorgs |
marrow after hitting start |
Extra life |
| Attack of the Slorgs | chargex4 | Recharge laser |
| Bouncy Supreme | bouncebouncebounce | Extra life-works once per window |
| Buzzer Game | Right-click then left-click on the wire | Reveals Cursor |
| Castle Battles | supercannonball | Extra large cannonball |
| Castle Of Eliv Thade |
rehaxtint *delete after typing* |
Extra letter hint |
| Coconut Shy | Right click then left click the coconut | Reveals Cursor |
| Deckswabbler | vitaminc | Restores health |
| Destruct-O-Match I or II | destroyboulders | Removes all blocks of one random color |
| Destruct-O-Match II | boohooiwanttheoldgameback | Allows you to play classic Destruct-O-Match |
| Dubloon Disaster | scallywags | Makes a whirlpool appear |
| Escape To Kreludor | empulse | Anything within 2 spaces is destroyed |
| Escape from Meridell Castle | valrigard | Resets Timer |
| Extreme Herder | freeze | Freezes Balthazar |
| Frumball | kougra | Skips a level, but also resets points |
| Frumball | frumball | Extra life |
| Faerie Bubbles | stardust | Changes current bubble to Nova bubble |
| Faerie Bubbles | faerieland | Changes current bubble to Rainbow bubble |
| Faerie Bubbles | bubbles | Turns all bubbles one color |
| Faerie Bubbles | slumberberry | Resets blocks |
| Grand Theft Ummagine | ummaginethief | Skips a level |
| Gourmet Club Bowls |
shepherd *before starting the game* |
Doubles score |
| Gourmet Club Bowls | superbowl | Skips a level |
| Hasee Bounce | doughnutfruit | Resets Timer |
| Ice Cream Machine |
strawberryvanillachocolate *before you start the level* |
Extra Life |
| Jelly Blobs of Doom | fishnegg | Makes a Fish Negg appear |
| Jelly Blobs of Doom | rainbownegg | Makes a Rainbow Negg appear |
| Jelly Blobs of Doom |
marissa *before hitting spacebar at the big blue blob* |
Doubles Points |
| Kiko Match II | ineedmoretime | Extra 15 seconds |
| Korbat's Lab | spiderbite | Extra life |
| Meepit Juice Break | meepits | Extra life |
| Meepit Juice Break | juice-o-matic | Resets all meepit timers |
| Meerca Chase II | ferociousneggsareontheloose | Bonus Level |
| Meerca Chase II | superextrahypergravitymode | Bonus Level |
| Moon rock Rampage | rampage | Extra Life |
| Moon rock Rampage | novisitors | Extra 30 seconds |
| Moon rock Rampage | superlaser | Double laser range |
| Mynci Beach Volleyball | turdle | Makes a Turdle appear |
| Petpet Sitter | oscillabot | Extra Life |
| Raiders of Maraqua | 1morekarpohplease | Extra Life |
| Snowmuncher | buuuurrrrrrrrp | Reduces bloat meter by 50% |
| Sutek's Tomb | pyramibread | Reveals next move |
| Sutek's Tomb | plzsutekcanihavemoretime | Extra 30 seconds |
| Ultimate Bullseye | catapult | Random Powerup |
| Volcano Run | lava | Shield |
| Whack-a-Staff Member | a5paragu5 | Bigger Mallet |
| Warf Rescue Team | trappedkadoaties | Extra life |