The Objective-C language is a simple computer language designed to enable sophisticated object-oriented programming. Objective-C is defined as a small but powerful set of extensions to the standard ANSI C language.
Platforms
- Mac
- Windows
- Linux
- BSD

Apps similar to Q# include Python, which is free and open source. Other options are JavaScript, Java, Rust and C++. There's no shortage of Programming Languages like Q#, with more than 50 alternatives for Windows, Linux, Mac, the web and Android.
The Objective-C language is a simple computer language designed to enable sophisticated object-oriented programming. Objective-C is defined as a small but powerful set of extensions to the standard ANSI C language.

Pharo is a pure object-oriented programming language and a powerful environment, focused on simplicity and immediate feedback (think IDE and OS rolled into one).




Tcl (Tool Command Language) is a very powerful but easy to learn dynamic programming language, suitable for a very wide range of uses.

OCaml is an industrial strength programming language supporting functional, imperative and object-oriented styles.
Jython, successor of JPython, is an implementation of the Python programming language written in Java.
Luau (lowercase u, /'lu.a?/) is a fast, small, safe, gradually typed embeddable scripting language derived from Lua.


FreeBASIC is a completely free, open-source, 32-bit BASIC compiler, with syntax similar to MS-QuickBASIC, that adds new features such as pointers, unsigned data types, inline assembly, object orientation, and many others.

Yon is an experimental, topos-oriented programming language: a compiled language whose semantics are drawn from category theory (elementary topoi, Heyting algebras, directed type theory) and whose runtime stores every value in a content-addressed heap built on the Leech lattice ?


Ada 2012 is the next generation of the world’s premier programming language for engineering safe, secure and reliable software.

Squirrel is a high level imperative, object-oriented programming language, designed to be a light-weight scripting language that fits in the size, memory bandwidth, and real-time requirements of applications like video games.