Here are some of the major social media platforms as of my last update in September 2021.1
References
1Ofei EK, Okunorobo EP, Jideonwo OL, Timothy EO, Kadiri JE. Influence of Social Media Advertising on the Buying behavior of Edo State Consumers (A Study of Dettol Soap). International Journal of Research Publication and Reviews. 5(1):3045-3055. doi:10.55248/gengpi.5.0124.0312