Go (or Golang) is a general-purpose open-source programming language inspired by C.
Objective-C is an object-oriented programming language that is derived from the C language.
PHP is an open-source, general-purpose scripting language that is especially suited for building web-based apps.
Python is an open-source, high-level, general-purpose, and portable programming language.
Ruby is an open-source, high-level, general-purpose programming language.
Swift is an open source and general-purpose application programming language developed by Apple.