CentOS 7 - Updates for x86_64: development/languages: guile
guile - A GNU implementation of Scheme for application extensibility
GUILE (GNU's Ubiquitous Intelligent Language for Extension) is a library
implementation of the Scheme programming language, written in C. GUILE
provides a machine-independent execution platform that can be linked in
as a library during the building of extensible programs.
Install the guile package if you'd like to add extensibility to programs
that you are developing.