Red
Red is a programming language that is strongly influenced by Rebol. It is designed to be simple, practical, and powerful, and can be used for a wide range of tasks including web development, system programming, and GUI applications.
Hello, world code example:
print "Hello world!"
Popularity: Less than 1% of developers are using or have used this language.*
*According to StackOverflow's 2023 survey.
Repositories on GitHub: 523