Doctolib offers doctors and hospitals a software solution with a full-range of services to improve the efficiency of their organization, provide their patients with a new high-end experience, grow their activity and develop their cooperation with other doctors. In those slides, we will present how we connected old web and desktop softwares with our website to make the user feel he's using only one software. https://www.youtube.com/watch?v=K-zHEcSPwi4&feature=youtu.be&t=10m