Festival No. 0011471 · Est. 2016
Weekend of the year
No. 0301875
Who's playing, and when
Festival lineup
Voices from the field
Reviews
Nothing written about this edition concerts yet - pick whoever you watched and be the first.
Four questions, one answer each
Rate this festival
Nobody has said what this weekend was like
6+ acts on the bill and not one answer yet. Four questions - the lineup, the atmosphere, how it was run, and whether it was worth the ticket - and this page starts telling people what Complexity Fest 2025 was actually like to be at.
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Then put the weekend in your memories, and the questions open up.
Every edition since 2016
Complexity Fest editions
Somewhere in Haarlem
Where it happens
Festival site
Festival grounds
The details
- Venue
- Patronaat
- Address
- Zijlsingel 2 2013DN
- City
- Haarlem, Netherlands
Somewhere to sleep it off
Where to stay
Apartments and hotels near Patronaat, Haarlem for the nights of the festival. The map comes from Stay22. If you book through it, we earn a commission, which helps keep the site running.
For the record
About the artists
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Callous Daoboys formed in Alpharetta, United States, in 2016. Plays experimental, mathcore, metalcore, post-hardcore. -
Car Bomb formed in 2002. Plays djent, experimental, mathcore, metalcore, progressive.
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Echt formed in 1997, and split up in 2001, after 4 years. Plays pop.
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Horse Lords plays avant-garde, avant-prog, experimental, experimental rock, krautrock, math rock, post-rock, rock.
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Meth formed in Chicago, United States, in 2016. Plays electronic, experimental, grindcore, noisecore, powerviolence, screamo.
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Papangu formed in 2012. Plays art rock, avant-garde metal, avant-prog, metal, progressive metal, progressive rock, sludge metal, zeuhl.