Gano was going to be text editor written in the Guile dialect of Scheme, but, is now moribund. Some supporting libraries were completed. The ncurses binding became GNU guile-ncurses. The aspell binding is still around, but, the editor itself is dead.
several vaguely related projects worked on by me: a 3d engine with a javascript-like scripting language (pdsys); an older scheme dialect (vmsys); ... (2009-04-28: I have been gone for years, may try to put up some newer stuff...).
XSieve is an XML transformation language based on combination of XSLT (an XML transformation language) and Scheme (a Lisp dialect). XSieve is a powerful tool for complex data transformation tasks.