Giuseppe Zaupa is a progressive metal solo artist from Arzignano in the Vicenza province, active since 2020. He channels technically sophisticated progressive metal from the Veneto region.

Glassgod is a progressive symphonic metal project from Leipzig, Germany, formed in 2023, blending complex progressive structures with orchestral symphonic elements. The project is a new addition to Leipzig's historically rich music scene.

Glowing Ice is a progressive heavy metal band from Palermo, Sicily, active since 2013. They bring progressive metal ambition to the Sicilian capital.

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.

GodFuck is a black metal, death metal, and progressive metal project from Outokumpu, Finland, formed in 2019, delivering epic-length compositions across their debut Summoning the Firebreath Deamon of Hell. The album spans eight tracks over seventy-one minutes, featuring multi-part structures that blend black and death metal with progressive complexity.

Godgray is a progressive/groove/thrash metal band from Germany, formed in 2011, combining complex progressive structures with groove metal's rhythmic punch and thrash metal's speed. The band delivers technically ambitious metal with dynamic, multi-layered compositions.

Godog is a progressive metal band from Barcelos in northern Portugal, formed in 2020. They craft intricate compositions that push beyond conventional metal structures.

Godoviir is a progressive metal band from Belgrade, Serbia, established in 2026. They bring technical ambition to Serbia's evolving metal landscape.

Gojira is a progressive groove/death metal band from Ondres in southwestern France, formed in 2023 and not to be confused with the legendary Gojira from Bayonne. Their sound draws from the progressive and groove metal traditions of the broader French extreme metal scene.