791. cl-yahoo
     CL-YAHOO is a Common Lisp interface to the Yahoo! API, a web API which enables searching the web through yahoo
792. cl-yaml
     A YAML parser and emitter built on top of libyaml
793. cl-youtube
     cl-youtube is a Common Lisp wrapper to the YouTube API
794. cl-z
     cl-z is a set of CFFI bindings to the zlib compression library
795. cl-z85
     ZeroMQ base-85 encoding and decoding
796. CL-ZEROCONF
     CL-ZEROCONF is a networking library for Lisp that handles Zeroconf service discovery (popularized by Apple's implementation, originally called Rendezvous and renamed to Bonjour for OS X 10.4)
797. cl-zlib
     CL-ZLIB is a UFFI interface to the zlib compression library
798. cl-zmq
     cl-zmq is a set of CFFI bindings for ZeroMQ messaging system
799. cl4py
     The library cl4py (pronounce as clappy) allows Python programs to call Common Lisp libraries
800. CLACHE
     CLACHE is a general caching library for CL

CLiki the common lisp wiki