An operating system written in Common Lisp

Mirror of Steel Bank Common Lisp (SBCL)'s official repository

CLOG - The Common Lisp Omnificent GUI

Numpy clone in Common Lisp

The main repo for the Medley Interlisp project. Wiki, Issues are here. Other repositories include maiko (the VM implementation) and Interlisp.github.io (web site sources)

An ORM for Common Lisp with migrations, relationships and PostgreSQL support

Symbolics Virtual Lisp Machine (C version)

Determine the cost of things in Common Lisp.

ContextL is a CLOS extension for Context-oriented Programming (COP), and was the first language extension that explicitly supports COP when it was originally introduced in 2005.

Source code for various Genera projects of Douglas Fields

A ressurrected image processing library

CL type system implementation

AspectL is a deprecated library that provides some experimental aspect-oriented extensions for Common Lisp / CLOS.