Forbidden Crypt is a black/death metal band from Upper Franconia, Germany, formed in 2019. The band merges the atmospherics of black metal with the heaviness of death metal from the northern Bavarian highlands.

Forbidden Manifest is a black metal band from Chrudim, Czech Republic, formed in 2017. The band creates dark, atmospheric black metal from the East Bohemian town.

Forbidden Worship is a black metal project from Sweden, formed in 2021. They channel the dark, ritualistic side of black metal, dealing in profane devotion from the Scandinavian underground.

Fordervet is a black metal project from Trondheim, Norway, formed in 2015. Their name — Norwegian for 'corrupted' or 'spoiled' — signals the decayed, hostile character of their black metal from Norway's historic medieval capital.

Fordom is a black metal band from Vaasa, Finland, formed in 2022. The band creates cold, atmospheric black metal from the Ostrobothnian coast.

Fordomth is a blackened doom metal band from Catania, Sicily, active since 2013. Their 2020 album Is, Qui Mortem Audit on Auric Records spans four extended tracks exploring mortality and existence through a visceral blend of black, death, and doom metal, incorporating Tibetan bells and throat singing alongside traditional extreme metal instrumentation.

Fordaeduskapr is a black metal project from Bergen, Norway, formed in 2025. Their Old Norse-derived name and Bergen origins place them firmly in the tradition of western Norwegian black metal, a lineage stretching back to the genre's earliest days.

Forecast is a black/death metal band from Malbork, Poland, formed in 2016. They deliver extreme metal from the city dominated by the massive Teutonic Knights castle — the largest brick structure in the world — lending their music an inherently monumental backdrop.

Forefather is a black/viking metal band from Leatherhead, England, active since 1999. With over a quarter century of activity, the band has been crafting Anglo-Saxon-themed black and viking metal from the Surrey town.