The maritime industry is undergoing a transformative phase driven by the need to reduce emissions and comply with stringent environmental regulations. Methanol has emerged as a promising alternative fuel for maritime vessels due to its ability to significantly cut down harmful emissions like CO2, NOx, and SOx, as well as eliminate particulate matter release. Methanol's production methods, including biomass conversion and electrolysis, make it a sustainable option compared to traditional fossil fuels. Its biodegradability and minimal impact on marine ecosystems further enhance its appeal. Despite its environmental benefits, methanol faces challenges that limit its widespread adoption. Its lower calorific value necessitates higher fuel volumes for the same engine service, impacting vessel range and energy efficiency. Additionally, methanol's higher costs and low flashpoint require specialized handling measures to mitigate safety risks associated with inflammability. In terms of design and construction, methanol ships require unique considerations such as bulk bunkering capabilities to accommodate the large fuel volumes needed. Adherence to safety protocols and regulatory standards is crucial to ensure the successful integration of methanol as a marine fuel. While methanol presents a compelling case for reducing maritime emissions and promoting sustainability, addressing its challenges effectively will be key to realizing its full potential in the marine industry.