J. D. Overdrive is a southern metal band with a stoner twist from Katowice, Poland, delivering groove-laden heavy music across four albums. Their releases including Wendigo and The Kindest Of Deaths blend the swagger of southern rock with the heavy fuzz of stoner metal, establishing them in the Polish heavy rock scene.

Jack and the Bearded Fishermen is a heavy noise rock band from Besancon, France, active since 2005 with five guitarists and a rhythm section. Their fifth album Naked (2025), released through Twenty Something, showcases two decades of evolution in their guitar-dense, textured approach to noise rock and post-hardcore.

Jack Crusher is a Polish metalcore and thrashcore band whose EP Salt In The Wound (2014) delivers three tracks of aggressive, hard-hitting crossover heaviness. Their blend of metalcore intensity with thrash metal speed creates a punishing, confrontational sound.

Jack Face is a French metal band from La Fare Les Oliviers active since 2005, blending black, death, thrash, and southern metal influences into a diverse heavy sound. Their six albums span nearly two decades of aggressive French metal, with their latest self-titled release (2022) recorded and mixed at dBd Studio.

Jack Frost is a gothic doom metal band from Linz, Austria, active since 2000 and led by a collaboration with Michelle Darkness. Their discography spans eight albums from Gloom Rock Asylum (2000) through Lon Chaney (2025), crafting music described as simultaneously menacing and delightful across a range of dark sonic textures.

Jack McBannon is the recording alias adopted in 2020 by German musician Thorsten Wiler, who had previously released five albums under his own name. Operating out of the Rhineland region, his Jack McBannon releases blend blues rock, Americana, and country rock into a sound that leans heavily on classic American roots traditions, with the debut album True Stories appearing in February 2021.

Jack of All Trades is a rock and metal band from Sweden that draws on diverse influences spanning alternative, hip-hop, folk, and heavy metal. Their genre-crossing approach channels the eclecticism of Swedish heavy music through compositions that defy easy categorization.

Jack of Hearts is a heavy metal band from Germany that channels classic hard rock energy with powerful riffing and anthemic songwriting. Drawing on the rich tradition of German heavy metal, the project delivers hook-driven compositions with a modern edge.

Jack the Lad is a heavy metal band from Italy that blends classic metal riffing with melodic sensibilities. Their approach to the genre channels the rich tradition of Italian heavy metal through energetic, hook-driven compositions.