Python - Python is a clear and powerful object-oriented programming language, comparable to Perl, Ruby, Scheme, or Java.
NIM - GB64.COM is the home of The Gamebase Collection of C64 games.
C++ - Has imperative, object-oriented and generic programming features, while also providing the facilities for low level memory manipulation
Jenkins - Jenkins is an open-source continuous integration server with 300+ plugins to support all kinds of software development
Java - A concurrent, class-based, object-oriented, language specifically designed to have as few implementation dependencies as possible
Rust - A safe, concurrent, practical language