This article offers a bibliometric analysis of the advances in carpooling research. By examining 519 publications using the Bibliometrix package Biblioshiny by R. This study provides an overview of the major scientific contributions in this field. The results reveal that the main contributing countries are the United States, China, Germany and France. In addition, the most influential institutions, journals and keywords are discussed. The main research themes focus on system optimization, factors influencing adoption, environmental and societal impacts, as well as new mobility dynamics, particularly with the rise of digital carpooling platforms. The growing interest in automated systems and innovative solutions for shared mobility is also noted. This analysis provides valuable insight to guide future research and development of ride-sharing systems.