Other Requirements

ACL2 is distributed on the Web without fee.


ACL2 currently runs on Unix, Linux, Windows, and Macintosh OS X operating systems.

It can be built in any of the following Common Lisps:

  * Allegro,
  * GCL (Gnu Common Lisp),
  * CLISP,
  * CMU Common Lisp,
  * SBCL, and
  * CCL (OpenMCL)