CFFI, Common Foreign Function Interface, 是一個(gè) Common Lisp 的可移植的外部函數(shù)接口。

主要特性：

• an extensible foreign type system;
• callback support;
• support for foreign string encodings;
• ported to Allegro CL, Corman CL, CLISP, CMUCL, ECL, LispWorks, Clozure CL, SBCL and the Scieneer CL;
• a groveller;
• a UFFI compatibility layer.