The following are known Action Replay Codes for Super Smash Bros. Melee on Nintendo GameCube (GCN).

These codes are for the European version of the game.

Master Code – Must Be On
ZFC2-E28Y-T8KBK
RFMY-G327-57MW4

P1 – No Damage
RHRQ-10UD-ZY8M2
728Q-W6D6-G8Q0T

P2 – No Damage
GGG8-YVVH-F6731
TT2H-87Q1-4386Y

P3 – No Damage
2FGR-XYZQ-JC4DZ
9MUQ-PZPJ-VUUVH

P4 – No Damage
PC2K-GHUR-CJ5RG
7B4V-CZ4C-CKBRU

Infinite Lives
A2TZ-EQ13-48VXN
T765-V2NV-9TKAR

Infinite Retries
N44D-QA5A-AVHZU
VRRE-R7TZ-659PN

Infinite Time
9X7U-D8TM-EVPB9
DMJR-4KH5-3ZDGJ

Open All Characters
FBVP-6JV1-474FC
Y31F-BZ4Q-A0RVA

Infinite lottery coins
E8ZA-7YB4-ZYF3U
T53C-FM7F-HAKTQ

All 292 Trophies
CV70-59MB-AHFMF
6FBK-7J22-TK9CZ
H6NE-VP8X-MHW20

L+R+Y sets time to 10:00.00
K59Q-39QF-0VCCZ
NRQ0-784M-PVN00
0GHX-KWJN-CZFK9

L+R+X sets time to 00:10.00
YEDB-T6C1-W0UY2
9A50-1JKB-1C0WT
JEXV-KPFV-MB0KD

All Event matches open and complete
P0PW-UEFX-XZ829
PGPN-33EU-HUWYJ

Bouncy pickups
0033-AKZW-EU9HE
7RYB-N3PZ-Z3CD2

Big jumps
X434-R2KR-X82K7
92PN-J8ZR-Q7UXK

Mega jumps
W7FK-055R-A99K9
7NAK-Y0N2-MWAMR

Move 2 x faster
NT4J-Y2W9-RBX8P
TPFJ-NNHK-9MPT7

Move 4 x faster
CHDW-VNFK-YYUXK
HJ7B-VU77-12NG8

Stamina mode codes
KRFK-E3V9-HWM7D

All start with 50%
MQG4-8YE7-0G2M2
682E-J5YJ-3XT87

All start with 100%
2YK0-0P9C-C6UZ7
NV0Z-XZ3R-3UTKF

All start with 200%
0B92-21DF-G8227
6N0Z-9XXP-M3BYF

All start with 300%
21YH-ZXUP-N1BC0
PCMY-01KT-5Y9Z7

All start with 400%
UAX7-PBA0-JXR7G
2W34-V68N-DBR5P

All start with 500%
7KN0-FU1Q-N2GHC
PM2R-5EEC-MCGT0

All start with 600%
XQJZ-G83J-7Y350
MX3N-QYCU-N0PT2

All start with 700%
XPEZ-Q9K3-H9T13
ABNB-TNXW-C1UVY

All start with 800%
5527-CWKE-UT8NG
NAZU-AJ6X-JWPYE

All start with 900%
RZ0J-K07Q-6BZWY
8B73-199B-YP2VG

All start with 999%
NC3P-89A3-P711W
JEGF-7088-NP42N

Secret multi player level modifier
PX5V-BMEH-78YD0

Metroidy level
P4X1-D6G7-XRVD2
2Q1P-D375-GBEYX

City rooftops level
TTDE-ZAXX-7BM5W
XN61-Z2KK-GWJ5F

During F-Zero race
WWQ3-9FV5-D0PJ3
ZYWR-GGG0-FFBNN

Ontop of giant pokemon
QYGW-3EXY-JTA1G
AK2X-9QEE-PK7G9

Mario Bros style level
3ZJ5-W79F-BQ12J
3E4K-JCA4-PKHE8

Game and Watch level
EUVZ-Q4JX-CR3V6
2T9W-TZE4-2ZFD6

Platforms in starfield 1 level
E798-WJJY-FDMJ8
6UCD-MNXV-VZ8FB

Platforms in starfield 2 level
61MJ-23WK-89RG6
8UY6-31JX-EJFXX

Level with ‘windy’ tree
958T-2C3T-524Y3
P6HT-KGCJ-CVA12

Yoshi’s story level
2V84-1BQP-G3RQD
VK2B-3G6T-CJF7Y

Dusk jungle level
61ZH-GJZW-W3R24
G38Y-TN2N-8BJ72