Disperse is a progressive metal band formed in Gmina Przeworsk, Poland in 2007, centered on the guitar work of Jakub Żytecki and the vocals of Rafał Biernacki. The band cites Cynic, Devin Townsend, and Allan Holdsworth among their influences, blending progressive metal with jazz and ambient textures. They released three studio albums — Journey Through the Hidden Gardens (2010), Living Mirrors (2013), and Foreword (2017) — the last two on Season of Mist.

Disphoria Project is a progressive heavy metal/hard rock band from Münster, Germany, formed in 2023. They blend progressive complexity with the directness of heavy metal and hard rock.

Dissident Aggressor is a band from Eisenbach, Germany, active since 2015, whose sound evolved from thrash metal roots into progressive metal and rock. Their journey reflects a deepening musical ambition.

Dissocia is a progressive death metal/deathcore band from Spain, emerging in 2025. They push extreme metal into ambitious progressive territory.

Dissolve is a progressive death metal band from Rennes, France, active since 1993. With over three decades of activity, they are pioneering practitioners of French progressive death metal.

Dissolving is a melodic/progressive death metal band from Mainz, Germany, formed in 2022. They craft intricate, melodic death metal with progressive depth.

Distant Past plays progressive and melodic heavy metal from Kaufdorf in the Bernese region, active since 2010 and crafting compositions that balance classic heavy metal's power with progressive rock's structural ambition. Their name evokes the historical themes that often inspire their grandiose, narrative-driven songwriting.

Disturbed Kaos Society is a progressive death metal band from Grans, France, formed in 2020. They deliver chaotic progressive death metal from Provence.

Divenire is a gothic and progressive metal band from San Casciano in Val di Pesa, near Florence, Italy, formed in 2013. The project weaves dark gothic atmospheres with progressive metal intricacy from the Tuscan hills.