Chemically doped carbon-based materials have emerged as influential contributors to various research fields, including oxygen reduction reactions (ORR), electrochemical sensing, energy storage, conversion, and solar cell technologies. The investigation delves into a broad spectrum of carbon-based materials, ranging from well-known materials such as graphene, carbon nanotubes, mesoporous carbon, ordered mesoporous carbon, and carbon nanofibers to newer contenders such as boron carbonitride, g-C3N4, all of which play crucial roles for advancing the carbon-based flexible device. The ultimate goal is for this article to serve as a highly valuable resource, offering substantial support and insightful information specifically tailored to young researchers.