This cluster of papers explores recent advancements in textile dyeing techniques, materials, and processes. It covers a wide range of topics including the use of natural dyes, keratin-based biomaterials for biomedical applications, enzymatic processing of fibers, sustainable production methods, and the use of antimicrobial agents in textiles. The research also delves into the application of ionic liquids, eco-friendly dyeing processes, and the development of high-performance textiles.