sbcl: sbcl (Steel Bank Common Lisp) sbcl: sbcl: Steel Bank Common Lisp (SBCL) is an open source (free software) sbcl: compiler and runtime system for ANSI Common Lisp. It provides an sbcl: interactive environment including an integrated native compiler, sbcl: a debugger, and many extensions. sbcl: sbcl: sbcl: Homepage: http://www.sbcl.org/ sbcl: sbcl: