This book aims to provide an exciting and comprehensive exploration of the versatile world of conducting polymers and their modifications according to required properties and their diverse applications across a wide range of domains. Conducting polymers are a class of materials exhibiting electrical conductivity while retaining the inherent flexibility and adaptability of polymers. With the ability to be tailored and functionalized for specific purposes, these materials gain immense attention from students, researchers, scientists, and industries alike. This book also provides a thorough and up-to-date overview of the tuning of the conducting polymers, their characterization, properties, and applications in diverse fields, including but not limited to environmental remediation, surface coatings, electronics and optoelectronics, textiles and wearables, smart drug delivery, tissue engineering, and contemporary architecture. Aimed at students, researchers, and scientists, this book provides a valuable resource for understanding the potential of tailored conducting polymers for a wide array of innovative applications. This book addresses several key areas including a lack of updated information, cross-disciplinary knowledge gaps, needs for research in a particular field, innovation and problem-solving, industry relevance, and ultimately opens a wide window of numerous applications of such versatile materials for the researchers in material science and engineering, environmental science, biomedical field, architecture, industries, and so on.