371. cl-cffi-gtk
     cl-cffi-gtk is a Lisp binding to GTK+ 3 which is a library for creating graphical user interfaces
372. cl-change-case
     cl-change-case is a library to convert strings between camelCase, param-case, snake_case and more
373. cl-charms
     cl-charms is a set of CFFI bindings for libcurses (ncurses), a GUI-like console library
374. cl-cidr-notation
     cl-cidr-notation is a library for converting IP addresses and CIDR blocks from integer to string representations and vice versa
375. cl-closure-template
     This is a Common Lisp port of Google Closure Templates HTML template library
376. cl-clsparse
     Common Lisp bindings for clSPARSE
377. cl-cmark
     This system implements bindings for the CommonMark reference implementation library cmark
378. cl-collider
     cl-collider is an interface to the SuperCollider audio synthesis server
379. cl-colors
     [unmaintained, maintainers welcome] Contains named RGB colors; supports color combinations, alpha channels and HSV conversion/manipulation
380. cl-colors2
     This is a very simple color library (fork of cl-colors) for Common Lisp, providing:

CLiki the common lisp wiki