Composer’s Top competitors in the libraries-and-widgets category are JQuery UI OpenSSL Elfsight. You can view a full list of Composer competitors here. Slintel uses advanced data mining and AI algorithms to track customers and competitors of Composer and 40,000 other technologies on the internet.You can also compare Composer and its feature with top competitors here : Composer vs JQuery UI Composer vs OpenSSL Composer vs Elfsight .