C programming language

C is a powerful, general-purpose procedural programming language developed at Bell Labs, renowned for its efficiency and low-level memory access. It serves as the bedrock for operating systems, embedded systems, and many application-level programs, striking a crucial balance between high-level…

Key facts

First appeared
1972
Category
technology
Problem solved
C was primarily created to develop the Unix operating system, providing a high-level language capable of systems programming that offered both efficiency comparable to assembly and a degree of machine independence, addressing the difficulties of writing operating systems solely in assembly or less flexible high-level languages.
Platforms
Unix-like systems, macOS, Linux, Mobile platforms (via NDKs), Embedded systems (microcontrollers, DSPs), Supercomputers, Mainframes, Windows

Related technologies

Notable users

  • Apple (macOS, iOS kernels and core utilities)
  • Microsoft (Windows Kernel)
  • Google (Linux kernel, Chrome, Android NDK)
  • Oracle (database systems)
  • Linux Foundation (Linux kernel and ecosystem)
  • Various automotive and aerospace companies (embedded systems)