Floods is a black metal project from Italy, formed in 2016. They channel atmospheric black metal through a distinctly Italian creative lens, contributing to the country's rapidly expanding extreme metal underground.

Floodstain is a stoner metal/rock band from Hellevoetsluis in the Netherlands, active since 2001. Over two decades they have delivered fuzz-laden stoner metal and rock from the South Holland coast, making them one of the Dutch stoner scene's most enduring acts.

Floor Jansen is a Dutch vocalist whose solo work is inseparable from a much longer metal history with After Forever, ReVamp, and Nightwish. As a solo artist, she moved into a broader rock and pop space after renewed Dutch mainstream attention, but the scale and technique of her singing still come from symphonic metal training. Singles such as "Fire," "Storm," "Me Without You," and the album Paragon showed a more personal side of her writing, trading full-band metal density for sweeping arrangements, theatrical dynamics, and songs about grief, resilience, motherhood, and self-definition. That shift did not erase her heavier identity; it reframed it. Jansen's voice can carry operatic height, rock grit, and intimate restraint, which is why her performances often appeal across metal, musical theater, and mainstream audiences. Her solo material fits metal-adjacent scope because the artist's history and vocal language are rooted in heavy music, even when the arrangements soften. The best moments in her catalog use power carefully, letting a chorus expand because the emotional arc demands it, not simply because she can overpower the room.

Florence Black are a hard-rock trio from Merthyr Tydfil, South Wales, formed by musicians who had known each other since childhood and built their sound around muscular riffs, big choruses, and a working-band lack of pretension. Early EPs and singles introduced a group drawing from classic British heavy rock, alternative metal, and grunge-weighted melody, but Weight of the World gave them a fuller statement. Songs such as "Bird on a Chain," "Sun & Moon," "Zulu," and their cover of Budgie's "Breadfan" showed how naturally they connect Welsh hard-rock heritage to a modern festival sound. Bed of Nails and later material pushed the production heavier while keeping Tristan Thomas's voice and guitar at the front, supported by Jordan Evans and Perry Davies with a compact power-trio drive. Florence Black fit metal-adjacent hard rock because their music is riff-led, loud, and physical, even when the songwriting leans toward accessible rock hooks. Their strongest songs feel built from the ground up for live rooms: thick guitar tone, direct choruses, and enough grit to keep the polish from softening the impact.

Florian Liard is a melodic death metal solo project from Nantes, France, formed in 2018. The project showcases one musician's vision of melodic death metal from the Loire-Atlantique capital.

Floridian Hippies is a death metal/grindcore band from Tampere, Finland, formed in 2022. Despite the sunshine-evoking name, the band delivers extreme grind and death metal from the Finnish interior.

Floscule is a black metal project from Mykolaiv, Ukraine, formed in 2024. Their botanical name — meaning a small flower — creates an unlikely contrast with the extremity of their black metal from southern Ukraine.

Flowers in Dark is a gothic metal band from Milan, Italy, established in 1996 with a dual-vocal lineup featuring Eleonora and Simone. Across releases including their self-titled demo, Here Lies the Fairy, and I Made Silence Around Me, the six-piece blends romantic-gothic atmospheres with heavy metal instrumentation.

Flowers of Gehenna is a death metal project from France, formed in 2026. Named after the biblical valley of fire, the project is among the very newest death metal entries in the French underground.