1. Deferred
    A simple library allowing you to write code using deferred libraries
  2. DEFINER
    DEFINER is a small hack which demonstrates the power of CL macro facilities
  3. definitions-systems
    definitions-systems provides a simple unified extensible way of processing named definitions
  4. deflate
    Deflate by Pierre Mai is a Common Lisp implementation of Deflate (RFC 1951) decompression, with optional support for ZLIB-style (RFC 1950) and gzip-style (RFC 1952) wrappers of deflate streams
  5. DEFLEXER
    The LEXER package implements a lexical-analyzer-generator called DEFLEXER, which is built on top of both REGEX and CLAWK
  6. defmacro-enhance
    Extend DEFMACRO facility in spirit of Let Over Lambda
  7. defpackage-plus
    An extensible DEFPACKAGE variant with predictable cross-platform behavior and some utilities useful for versioning
  8. defrest
    defrest provides a very easy way to expose functions via REST interfaces with the hunchentoot webserver
  9. defstar
    Defstar is a collection of Common Lisp macros that can be used in place of defun, defmethod, defgeneric, defvar, defparameter, flet, labels, let* and lambda
  10. defsystem-compatibility
    Defsystem-compatibility papers over the differences between system definition tools and also provides a small set of relective capabilities to help system groveling tools be more portable