These libraries are shared across multiple programs. Once installed, any 64-bit app requiring the 2013 runtime can use them.
The version is specifically designed for 64-bit applications . It installs critical runtime components for several libraries: C Runtime (CRT) Standard C++ ATL (Active Template Library) MFC (Microsoft Foundation Classes) C++ AMP and OpenMP Why Do You Need It? ms visual c++ 2013 redistributable x64
At its core, a "redistributable" is a collection of pre-written code (libraries) provided by Microsoft that developers "redistribute" along with their own software. Instead of every developer writing common functions for graphics, math, or file handling from scratch, they use these standard Microsoft libraries. These libraries are shared across multiple programs