Glöd is a stoner metal band from Stockholm, Sweden, formed in 2021 and whose name means "ember" in Swedish, delivering smoldering, fuzz-laden heaviness. The project channels the slow-burning intensity suggested by its name.

Gluuth is a black metal trio from Winterthur, Switzerland, formed in 2016, who describe themselves as the "second wave of 8400 black metal" with tongue-in-cheek grimness. Their self-titled 2016 debut was recorded live in two days and pressed on a limited run of twenty hand-manufactured pink cassettes reportedly "overdubbed at midnight next to a burning church."

GM-1 is a raw black metal project from Santander, Spain, formed in 2016, delivering lo-fi, stripped-down black metal from the Cantabrian coast. The project channels cold, uncompromising rawness from northern Spain.

Gmer is a raw black metal project from Poland, formed in 2026. They represent the newest addition to Poland's vast black metal underground.

Gmoh is a sludge/death/post-metal band from Wroclaw, formed in 2017. They blend sludge weight with death metal aggression and post-metal atmospherics from the Lower Silesian capital.

Gnaargakh is a German black metal project formed in 2020, with an extensive catalog of solo and collaborative releases including splits with Graf and Incestum. Their releases Erzleichnam, Schmerzend Seelenfeuer, and Zhymorkh explore dark, occult territory with German-language titles reflecting themes of soulfire and cosmic calamity.

Gnadab is a progressive death metal/deathcore band from Alphen aan den Rijn in South Holland, active since 2011. They blend technical death metal with deathcore from the Randstad urban ring.

Gnadenlos is a German heavy metal and hard rock project formed in 2026, whose name means "merciless" in German. The project is among the newest entries in the German traditional metal scene.

Gnadenthron is a German viking/black metal project formed in 2024, whose name translates to "throne of mercy." The project blends Norse-themed viking metal with black metal aggression.