Gouffre is a black metal project from Verviers, Belgium, formed in 2014, whose releases include Vosegus and Nous sommes les obus alongside a series called Synesthetic Alchemy exploring sensory and atmospheric extremes. They maintain an active live presence in eastern Belgium and France, favoring cassette releases.

Gouge is a death/thrash metal band from Kolbotn south of Oslo, formed in 2016. They deliver aggressive death/thrash from the same suburb that spawned Darkthrone and Kolbotn's legendary black metal scene.

Gouger is a death metal/grindcore band from Glasgow, formed in 2021. They deliver violent, grinding extremity from Scotland's central belt.

Gour is a black/doom metal project from Clermont-Ferrand in central France, active since 2017 and merging the bleakness of black metal with the crushing weight of doom. The project inhabits the shadowy crossroads where these two genres meet in suffocating atmosphere.

Gourva is a doom and drone metal project from Pohjois-Karjala in eastern Finland, one of the scene's longest-running acts, creating hypnotic, psychedelic-tinged extreme heaviness. Their releases Another World and Intiaani Manaus explore vast sonic spaces through droning, repetitive structures.

Gout is a death metal/goregrind band from London, formed in 2022. They channel visceral extremity from the London underground.

Govor is a black metal project from Croatia, formed in 2018. Their name — Croatian for 'speech' — brings a linguistic element to their black metal.

Gow is a heavy metal band from Turin, formed in 2019. They deliver classic heavy metal from the Piedmontese capital.

Goytaca is a thrash metal band from Dusseldorf, Germany, formed in 2015, named after an indigenous Brazilian people. The band brings South American-influenced thrash aggression to the Rhine-Ruhr metropolitan area.