The applied sciences underpinning the Fb platform are various, reflecting the evolving nature of internet improvement and the rising calls for of a large consumer base. Whereas the core infrastructure initially relied closely on PHP, this has been augmented and in some circumstances changed by different languages and frameworks to optimize efficiency and scalability. This contains languages like C++, Python, and Hack, a language developed internally at Meta (previously Fb) based mostly on PHP.
Understanding the languages and methods used to construct such a fancy system offers perception into trendy software program engineering practices employed at scale. The selection of specific applied sciences usually balances components equivalent to efficiency necessities, improvement pace, and the supply of expert engineers. The historic evolution of the platform illustrates how engineering selections adapt to satisfy ever-increasing calls for for pace, stability, and new options.