Self-sufficient technologies for energy generation and storage play a pivotal function in modern society and have attracted considerable attentionin the 21st century. By converting abundant ambient energies, such as solar, wind, thermal, and mechanical energies, into portable energy harvesters, these technologies pave the way for affordable and self-reliable power solutions, eliminating the need for traditional electrical transportation and storage systems.Researchers are continually developing new solutions and enhancing existing ones to achieve improved performance and higher efficiency. These advancements are critical for the proliferation of Internet of Things (IoT)-enabled devices. The design, construction, and validation of active materials are fundamental to this progress. In particular, integrating these materials into textiles offers substantial benefits, including flexibility, accessibility, and adaptability for diverse applications, thereby enhancing user convenience.By embedding energy harvesting and storage functionalities into textiles, researchers are creating innovative, user-friendly solutions that conform to thedemands of contemporary technology. In this review, our goal is to deliverreaders with an understanding ofrecent advances and developments in energy harvesting and storage through textile-based systems. This rapidly expanding field holds great potential for flexible energy generation. Key highlights include innovations in material design, advancements in fabrication techniques, and the seamless integration functionalities into wearable and versatile textile platforms.