1. cl-openal
    cl-openal is a basic set of bindings to the OpenAL audio library
  2. cl-openbox
    cl-openbox provides and interface to the box.net file storage service web API
  3. cl-opencalais
    cl-opencalais is a wrapper for the Thomson Reuters Calais web API
  4. cl-opencv
    cl-opencv is a set of CFFI bindings to the OpenCV computer vision library
  5. cl-opengl
    cl-opengl is a set of CFFI bindings to the OpenGL, GLU and GLUT
  6. cl-openid
    Cl-OpenID is an implementation of OpenID protocol in Common Lisp
  7. cl-opossum
    CL-Opossum is a Common Lisp implementation of a Parsing Expression Grammar parser generator
  8. cl-pack
    CL-PACK supplies Perl/PHP/Ruby/Python compatible pack() and unpack() functions to allow easy use of binary format protocols and files with the above mentioned languages and C
  9. cl-package-aliases
    Extends the standard CL package system with the ability to define package-local aliases (nicknames) to other packages in a transparent way
  10. CL-PACKAGE-LOCKS
    A unified way of dealing with package locks on those implementations that support them (or that's the eventual goal anyways)