O Days / 2026 | About the Festival

Welcome to O Days—a 3 day festival where music, art, and community unite. Held at Refshaleøen in Copenhagen, O Days showcases the freshest talent, bringing together international and local artists and DJs for exceptional performances. Alongside the music, you’ll find a vibrant mix of food and drinks from local partners, a curated selection of craft beers, and immersive installations by up-and-coming designers.

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Click the image below to relive O Days 2025.

O Days was founded by ÅBEN, a Danish craft brewery with a vision to bring people together through experiences. Today, the festival is brought to life by both ÅBEN and Live Nation, alongside strong local and global partners, to deliver an inclusive and intimate festival experience.

More about ÅBEN

Front view of the crowd in the main stage at O Days.

Rmma Sehested Høeg performing at O Days, wearing a long, fluffy red jacket, a long red body-con dress and big, black sunglasses.

Crowd at O Days with scaffolding structure in the background overlooking the main stage.

The group "Unearth2 performing "Shoot". One of the performers points a prop camera at the other performer.

Two people sit and relax by the waterfront under the sun.

Back view of the main stage at O Days while Romy is performing.

The band Smag På Dig Selv performing live at O Days at the Orangerie stage, with energetic drumming and saxophone under moody stage lighting.

Åben bar and tanks inside the bar tent at O Days.

Angel Wei during his dj set at the O/FM stage during O Days, wearing an orange t-shirt and using both hands to touch the mixer.

Orangerie stage seen from afar, at night. Bright lights come from its core. People stand near it and all around.

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