The Croatian Composers' Society (HDS) is the leading professional organization dedicated to the advancement of music in Croatia. With over 300 regular members comprising composers, musicologists, and music writers, as well as over 8,000 associate members, HDS plays a pivotal role in shaping the country's vibrant music scene. Through its diverse initiatives, the organization aims to develop the music industry, promote Croatian music both nationally and internationally, and provide a platform for collaboration and artistic expression. HDS hosts several renowned music festivals, including the Music Biennale Zagreb, Zagrebfest, and Jazz.hr, showcasing the talents of Croatian and international artists. Additionally, the organization publishes scores, recordings, and a bimonthly magazine, "Cantus," further contributing to the preservation and dissemination of Croatian musical heritage.