Portable Standard Lisp
Portable Standard Lisp (PSL) is a programming language that provides a standardized and portable environment for Lisp programming. It can be used for various purposes such as rapid prototyping, artificial intelligence applications, and symbolic processing.
Popularity: Less than 1% of developers are using or have used this language.*
*According to StackOverflow's 2023 survey.
Repositories on GitHub: 81