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.

Chapel is described as 'Programming language designed for productive parallel computing at scale' and is a programming language in the development category. There are more than 50 alternatives to Chapel for a variety of platforms, including Windows, Linux, Mac, BSD and Web-based apps. The best Chapel alternative is Python, which is both free and Open Source. Other great apps like Chapel are JavaScript, Java, C (programming language) and Rust.
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.

Python(x,y) is a free scientific and engineering development software for numerical computations, data analysis and data visualization based on Python programming language, Qt graphical user interfaces and .

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.
Xcos is a graphical editor to design hybrid dynamical systems models. Models can be designed, loaded, saved, compiled and simulated.





Fortran (previously FORTRAN, derived from Formula Translating System) is a general-purpose, imperative programming language that is especially suited to numeric computation and scientific computing.
Object Pascal is a multi-paradigm, object-oriented, component-based general purpose programming language.
Mussel is an interpreted programming language written in Rust. It was designed as a simple and flexible language with a focus on easy-to-read syntax and powerful expression evaluation. Mussel supports basic data types, variable bindings, functions, closures, control flow...
Pike is a dynamic programming language with a syntax similar to Java and C. It is simple to learn, does not require long compilation passes and has powerful built-in data types allowing simple and really fast data manipulation.

IronPython is an implementation of the Python programming language running under .NET and Silverlight. It supports an interactive console with fully dynamic compilation. It's well integrated with the rest of the .NET Framework and makes all .
Nelua is a systems programming language for performance sensitive applications, like real-time applications and game engines. Its syntax and semantics are similar to Lua, but its garbage collection is optional, it provides optional type notations, and it is free from an...
