El festival francés HELLFEST OPEN AIR ya ha anunciado las primeras bandas para la edición de 2013. El festival tendrá lugar del 21 al 23 de Junio en Clissons.
Las últimas incorporaciones son las de DEF LEPPARD, EUROPE, MORBID ANGEL o LORDI.
Bandas confirmadas hasta la fecha:
| 3 DOORS DOWN | FINNTROLL | PARKWAY DRIVE |
| 7 WEEKS | FOR TODAY | PIG DESTROYER |
| A DAY TO REMEMBER |
GALLOWS | PRIMORDIAL |
| ABSU | GHOST | PROCESSION |
| ACCEPT | GHOST | PRONG |
| AGNOSTIC FRONT |
GOD SEED | PUNISH YOURSELF |
| AMORPHIS | GRAVEYARD | RED FANG |
| ANTI FLAG | HAEMORRHAGE | RETOX |
| ARCH ENEMY | HARDCORE SUPERSTAR | RIVERSIDE |
| ASKING ALEXANDRIA |
HEATHEN | ROTTING CHRIST |
| ASPHYX | HEAVEN’S BASEMENT | SAXON |
| AT THE GATES | HELL MILITIA | SENSER |
| ATARI TEENAGE RIOT |
HELLOWEEN | SETH |
| ATTENTAT ROCK |
HELLYEAH | SICK OF IT ALL |
| AUDREY HORNE | HIGH ON FIRE | SINISTER |
| AURA NOIR | HOODED MENACE | SIX FEET UNDER |
| AVANTASIA | HYPOCRISY | SKINDRED |
| BAD RELIGION | IHSAHN | SLEEP |
| BANE | IMMORTAL | SLEEP |
| BELPHEGOR | INQUISITION | SPIRITUAL BEGGARS |
| BERRI TXARRAK |
JUSTINE | SSS |
| BETWEEN THE BURIED AND ME |
KAMPFAR | STILLE VOLK |
| BLACK BREATH | KARMA TO BURN | STONESOUR |
| BLACK COBRA | KISS | SURTR |
| BLACK PYRAMID |
KISSIN DYNAMITE | SWANS |
| BLACK SPIDERS |
KOLDBRANN | SYMPHONY X |
| BULLET FOR MY VALENTINE |
KORN | T.A.N.K. |
| BURY YOUR DEAD |
KORPIKLAANI | TERROR |
| BUZZCOCKS | KREATOR | TESTAMENT |
| CANDLEMASS | KRISIUN | THE ACACIA STRAIN |
| CAPTAIN CLEANOFF |
KROKUS | THE ARRS |
| CARPATHIAN FOREST |
LE BAL DES ENRAGES | THE DECLINE |
| CASUALTIES | LEPROUS | THE GHOST INSIDE |
| CEREMONIAL OATH |
LORDI | THE GREAT OLD ONES |
| CLUTCH | MANILLA ROAD | THE OLD DEAD TREE |
| COAL CHAMBER | MARDUK | THE SECRET |
| COCKNEY REJECTS |
MASS HYSTERIA | THE SWORD |
| CONVERGE | MASTER OF REALITY | TOYDOLLS |
| CRADLE OF FILTH |
MISANTHROPE | TRUCKFIGHTERS |
| CRYPTOPSY | MISERY INDEX | TWISTED SISTER |
| CULT OF LUNA | MONSTROSITY | TYR |
| DANKO JONES | MOONSPELL | UNCLE ACID AND THE DEADBEATS |
| DANZIG | MORBID ANGEL | VEKTOR |
| DARK FUNERAL | MUSTASCH | VERA CRUZ |
| DEAD CONGREGATION |
MY DYING BRIDE | VOIVOD |
| DEEZ NUTS | MY SLEEPING KARMA | VOLBEAT |
| DEF LEPPARD | NACHTMYSTIUM | WALTARI |
| DR LIVING DEAD |
NEGATIVE APPROACH | WHITESNAKE |
| EAGLE TWIN | NEUROSIS | WINTERSUN |
| EQUILIBRIUM | NOFX | WITCHCRAFT |
| ERYN NON DAE | P.O.D. | ZZ TOP |
| EUROPE | PALLBEARER | |
| EVOKEN | PAPA ROACH |