Nerdbrewing is a Swedish brewery founded in 2015 by Hannes Gruber and Karin Carlsson. Their name comes from Hannes educational background in computer science. Hannes was already an experienced homebrewer with many awards in the Swedish scene, and they started the brand as gypsy brewers. They later established their brewery at Malmö, sharing it with two other Swedish breweries, Chad Beer and Lilla Ölfabriken.
In 2017, they became the Swedish brewery with the highest average in Untappd, heading past Omnipollo. Their most acclaimed beers are Imperial Stouts, like the multi-awarded Indexoutofbounds They have also developed an open source software for brewers.