

Guile is described as 'The GNU Ubiquitous Intelligent Language for Extensions, the official extension language for the GNU operating system. It's an implementation of the Scheme programming language, supporting the Revised5 and most of the Revised6 language reports, as well as many SRFIs' and is a programming language in the development category. There are more than 25 alternatives to Guile for a variety of platforms, including Windows, Linux, Mac, BSD and Web-based apps. The best Guile alternative is Python, which is both free and Open Source. Other great apps like Guile are JavaScript, Lua, C# and Go (Programming Language).


Beef is an open source performance-oriented compiled programming language which has been built hand-in-hand with its IDE environment.

P is a programming language for asynchronous event-driven programming and the IoT that was developed by Microsoft and University of California, Berkeley.
MicroPython aims to implement the Python 3.4 standard (with selected features from later versions) with respect to language syntax, and most of the features of MicroPython are identical to those described by the “Language Reference” documentation at docs.python.org.

Rebol (historically REBOL) is a cross-platform data exchange language and a multi-paradigm dynamic programming language designed by Carl Sassenrath for network communications and distributed computing. It introduces the concept of dialecting: small, optimized, domain-specific...

Pyret is a programming language designed to serve as an outstanding choice for programming education while exploring the confluence of scripting and functional programming. It's under active design and development, and free to use or modify.

Wyvern is a new programming language designed to help developers be highly productive when writing high-assurance applications. The first major innovation in Wyvern is type-specific languages, a feature that allows programmers to create literals of a given type (e.g.
sdlBasic is a small, efficient and multiplatform basic interpreter aimed to game creation using the power of SDL library, it was inspired by the old and glorious AMOS.


Real-Time JavaScript Tool is a portable tool that allows JavaScript codes to be executed in Real-Time!


blang is an open source lightweight high-level object oriented programming language. It's syntax very different from C and Python. Arguments are delimited by spaces, not by a comma. And there is almost no colons/semi-colons/curly brackets/square brackets.

Allegro CL is the most powerful dynamic object-oriented development system available today, and is especially suited to enterprise-wide, complex application development. Complex applications with billions of objects are now made easy with Allegro CL 9.0.
PureScript was initially designed by Phil Freeman in 2013. He started to work on PureScript since he wasn't satisfied by other attempts to transpile Haskell to JavaScript (e.g. using Fay, Haste, or GHCJS).