The conventional textile dyeing process uses vast amounts of water and hazardous chemicals, negatively impacting the environment. Waterless dyeing technologies, such as supercritical CO2 dyeing, air dyeing, and dope dyeing, are gaining popularity as sustainable alternatives. These methods drastically reduce water usage and eliminate the need for harmful chemicals, offering both environmental and economic benefits by lowering operational costs. While waterless dyeing presents a promising future for the textile industry, challenges like high initial equipment costs remain a barrier to widespread adoption. Nonetheless, waterless dyeing is set to shape the industry's future as demand for sustainability grows.