defclass-std

closer-mop

Closer to MOP is a compatibility layer that rectifies many of the absent or incorrect CLOS MOP features across a broad range of Common Lisp implementations.

static-dispatch

Static generic function dispatch for Common Lisp

filtered-functions

Filtered functions provide an extension of CLOS generic function invocation that add a simple preprocessing step before the actual method dispatch is performed and thus enable the use of arbitrary predicates for selecting and applying methods.

dynamic-mixins

Simple, dynamic class combination for CLOS.