CLSQL is a Common Lisp to SQL engine interface written by Kevin M. Rosenberg. It is based Pierre R. Mai's excellent MaiSQL package. It uses the UFFI (http://uffi.med-info.com) library for compatibility with Allegro CL, Lispworks, and CMUCL. CLSQL's home is http://clsql.med-info.com. Documentation is availabe as a PDF file in doc/clsql.pdf and as HTML files in doc/html/.