From First to Last blazed through the mid-2000s screamo and post-hardcore scene with their debut 'Dear Diary, My Teen Angst Has a Body Count,' featuring a then-unknown Sonny Moore (later Skrillex) on vocals. After Moore's departure, the band continued with Matt Good at the helm, but their early catalog remains a defining chapter of the MySpace-era heavy music explosion.

Ripping Thrash Metal out of Texas.

Fort Worth death metal with a massive, crushing sound. One of the best new death metal bands in the country.

Fu Manchu emerged from Orange County, California in 1985, initially as a hardcore punk act called Virulence before reinventing as a stoner rock band in 1990 and aligning with the Palm Desert scene alongside Kyuss and Queens of the Stone Age. Their breakthrough came with The Action Is Go (1997), widely regarded as a landmark stoner rock album, built on heavily distorted mid-tempo riffs, surf-inflected melody, and lyrical obsessions with muscle cars, skateboarding, and 1970s B-movies. More than a dozen albums deep, including California Crossing (2001) and the double album The Return of Tomorrow (2024), Fu Manchu remain one of the most consistent and prolific acts in the genre.

Harrisburg, Pennsylvania's Fuel scored a string of massive rock radio hits in the late '90s and early 2000s with 'Shimmer,' 'Hemorrhage (In My Hands),' and 'Bad Day,' blending accessible post-grunge melodies with Brett Scallions's earnest vocal delivery. Their platinum-selling album 'Something Like Human' helped define the mainstream rock sound of the era alongside Creed and 3 Doors Down.

Ripping speed metal out of Houston. Dangerously catchy riffs with a raw, evil edge.

Fukhed is a no-frills heavy act that channels raw aggression through a stripped-down, uncompromising approach to metal and hardcore. The band's confrontational name matches their sonic intensity, delivering crushing riffs and abrasive vocals built for underground club shows. Their music prioritizes impact over polish, reflecting a punk-influenced ethos that values authenticity above all else.

Fulgorious is a Black Metal band from Quito, Ecuador, formed in 2023. The band released the demo "Total Black Metal Cult" in 2025, establishing themselves within the Ecuadorian black metal underground.

Furious Hardcore (early); Thrash Metal / Metalcore (later) from Laredo.