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.

Nim (programming language) is described as 'Nim is a statically typed, imperative programming language with a powerful macro system that tries to give the programmer ultimate power without compromises on runtime efficiency' and is a programming language in the development category. There are more than 50 alternatives to Nim (programming language) for a variety of platforms, including Linux, Windows, Mac, BSD and Web-based apps. The best Nim (programming language) alternative is Python, which is both free and Open Source. Other great apps like Nim (programming language) are Java, C (programming language), Rust and C++.
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.

Pluto is a superset of Lua 5.4 designed for general-purpose programming. While being remarkably compatible with Lua 5.4 source-code & bytecode, it enhances the standard library & adds more than a dozen highly-desired syntaxes such as switch statements, compound...

Guile is 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.

ooc was born out of the desire to write cross-platform applications with a concise, yet clear syntax, and to produce native binaries rather than relying on a downloadable runtime.
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...
Temper is a programming language and toolchain for making libraries that can be used natively from any other language.

Unison is a statically-typed functional language with type inference, an effect system, and advanced tooling. It is based around a big idea of content-addressed code, in which function are identified by a hash of their implementation rather than by name, and code is stored as...

Cobra is a high-performance, rapid-development programming language. It combines features from Python, C#, Objective-C, Eiffel and other languages in order to boost developer productivity.
Cobra is open source under the MIT license.
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).
Eiffel is an object-oriented programming language designed by Bertrand Meyer (an object-orientation proponent and author of Object-Oriented Software Construction) and Eiffel Software. Meyer conceived the language in 1985 with the goal of increasing the reliability of commercial...
