Rust - A safe, concurrent, practical language
Haskell - An advanced purely-functional programming language
NIM - GB64.COM is the home of The Gamebase Collection of C64 games.
Clojure - Clojure is a dynamic, general-purpose programming language, combining the approachability and interactive development of a scripting language with an efficient and robust infrastructure for multithreaded programming.
Java - A concurrent, class-based, object-oriented, language specifically designed to have as few implementation dependencies as possible
Elixir - Dynamic, functional language designed for building scalable and maintainable applications