Nendo is a dialect of Lisp written in Ruby. It is designed to be a macro language of Ruby.
nesC Ruby Other
Latest commit 869dde4 Mar 19, 2015 @kiyoka Bundle Nendo's default compiled lib is 'runtimeCheck enabled' version…
… (*.nndc)

Bundle Nendo's faster   compiled lib is 'runtimeCheck disabled' version (*.nndc.nc)
nendo uses *.nndc.nc files if exist and '-d' option specified.

README.md

Nendo

Nendo is a dialect of Lisp written in Ruby.

This software is open source, covered by a BSD-style license. Please read accompanying file COPYING.

Link

Manuals and Tutorials