Furze is an experimental black metal and black/doom project from Trondheim, Norway, active since 1998. Over more than twenty-five years, the project has carved out a singular niche in the Norwegian underground, pushing black metal into experimental and psychedelic territory far from the genre's orthodox center.

Fvndamental is an experimental black/doom metal project from Moscow, Russia, formed in 2017. They push the boundaries of black and doom metal into experimental territory, creating unconventional extreme music from the Russian capital.

Gardenjia is an experimental black metal project from Brindisi in Puglia, active since 2011, having evolved from earlier djent/experimental origins. Their stylistic transformation reflects a deepening commitment to extreme metal from southern Italy.

Gegenentwurf is an experimental black metal project from Traunstein, Germany, formed in 2023, whose name translates to "counter-design" or "alternative concept." The project pushes against black metal conventions from the Alpine foothills of Upper Bavaria.

Ghost is an experimental project from Bourg-en-Bresse, France, formed in 2013, blending black metal, doom, and experimental elements into an unorthodox sonic palette. Their approach defies easy categorization, drawing from multiple extreme genres.

Ghost:Whale is a Brussels-based experimental doom trio built around the unusual lineup of two bass guitars, drums, and samples, with no traditional guitar. Their 2024 double album Dive:Two spans two hours of hypnotic, cosmic doom, recorded at Riverside Studio in Hampteau and co-released by labels across Europe and North America.

Gifts of Blankets is an experimental black metal duo from Ghent who describe their sound as "sun-kissed black metal," weaving flamenco guitar traditions into a blackened framework. Their 2023 debut A La Mina No Voy Mas was recorded at Celestial Event Studio in Antwerp and released on cassette through Babylon Doom Cult Records.

Gnaw Their Tongues is a black metal/noise/experimental project from Smallingerland in Friesland, active since 1991. Over three decades of horrifying, boundary-obliterating music that fuses black metal with harsh noise, industrial, and dark ambient have made sole creator Maurice de Jong one of the most singular figures in extreme music worldwide.

Goatchrist is an experimental black metal project from Wakefield in West Yorkshire, formed in 2015, having evolved from early blackened death metal into experimental and electronic territory. Their stylistic restlessness reflects a constant drive to push black metal's boundaries.