Researchers are exploring the use of microalgae in carbon capture technology, including biorefinery concepts and state-of-the-art methods. Various studies and reviews are examining the potential of microalgae to reduce CO2 emissions and produce value-added bioproducts, such as biodegradable bioplastics. The technology involves different pathways, including genetic engineering and process automation, to facilitate low-carbon circular bioeconomy in microalgal wastewater treatment and biomass production.