Open-air metal and rock festival in the Ain
Sylak Open Air is an open-air metal and rock festival held every summer at the Stade Régis Perrin in Saint-Maurice-de-Gourdans, in the Ain department. Created in 2011 by the association The Rock Runners, its name stands for "Support Your Local Artist Krew". Entirely run by volunteers, it offers an eclectic programme blending extreme metal, hardcore, punk and stoner, in a convivial, human-scale setting beside the Ain river, with camping and swimming nearby.
Nestled in the heart of the Plaine de l'Ain, about forty kilometres east of Lyon, Sylak Open Air has established itself since 2011 as one of the most endearing metal festivals in the Auvergne-Rhône-Alpes region. Every summer, the Stade Régis Perrin in Saint-Maurice-de-Gourdans transforms into a true temple of the riff, welcoming several thousand enthusiasts from across France and beyond.
Behind the acronym lies a philosophy: "Support Your Local Artist Krew". Founded by the association The Rock Runners, established in 2005, the festival has always championed a line-up blending international headliners with local and national discoveries. The entire organisation relies on passionate volunteers, with no employees or offices. This authenticity shows in the festival's unique atmosphere, where the closeness between artists and audience creates an incomparable energy.
The line-up is collectively decided by the volunteers, ensuring remarkable musical diversity: from death metal to stoner rock, from hardcore to punk, via black metal, doom and thrash. Over the editions, legendary acts such as Dimmu Borgir, Candlemass, Mass Hysteria, Korpiklaani and Agnostic Front have graced the Sylak stage.
One of Sylak Open Air's major assets is its natural setting. The stadium, located on the edge of the Ain river, offers festival-goers the chance to swim between concerts, creating a relaxed summer atmosphere rare in the world of metal. The campsite is an integral part of the experience, allowing visitors to live the festival from the inside over three days.
The traditional Friday Warm Up, with its legendary outdoor metal foam bath covering nearly 200 m², has become an unmissable moment that sets the tone for a weekend of conviviality and raw energy.
Since its first edition in 2011, Sylak Open Air has continued to grow while preserving its human-scale festival identity. The move to three full days, the constantly enriched programme and the hosting of top-tier international acts demonstrate measured but determined ambition. The festival benefits from local authority support and actively contributes to the cultural and tourist appeal of the Plaine de l'Ain.
Sylak embodies this new generation of independent festivals proving that passion, volunteering and musical standards can coexist to deliver an authentic experience, far from the commercial logic of major event groups.
16th edition of Sylak Open Air in Saint-Maurice-de-Gourdans. Three days of metal and rock at the Stade Régis Perrin with Black Label Society, Amorphis, Agnostic Front, Biohazard, Dark Tranquillity, Rise of the Northstar, Madball, Terror and many more.
Sylak Open Air returns from 31 July to 2 August 2026 at the Stade Régis Perrin for a 16th edition that promises to be monumental. The festival confirms its rise with a line-up headlined by Black Label Society, Zakk Wylde's band and a true legend of American heavy metal.
The 2026 bill also features Finland's Amorphis, New York hardcore pioneers Agnostic Front and Madball, veterans Biohazard, the melodic death metal of Dark Tranquillity, the devastating energy of Rise of the Northstar and Terror, the power metal of Orden Ogan, the punk of The Casualties, plus Misery Index, Slomosa, Locomuerte, Sun and Gravekvlt.
Sylak Open Air takes place at the Stade Régis Perrin, Chemin du Stade, 01800 Saint-Maurice-de-Gourdans, in the Ain department.
A campsite is provided for festival-goers for the duration of the festival. The campsite opens on Friday. Swimming in the Ain river is possible nearby.
Food stands and a bar are on site throughout the festival.
Tickets are available online via the Seetickets platform. 3-day passes and day tickets available.
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Stade Régis Perrin
Chemin du Stade, 01800 Saint-Maurice-de-Gourdans