1. ropes
    ropes is an implementation of the rope data structure, an alternative to strings with more efficient concatenation
  2. RossLonstein
    Ross is a Person
  3. Roswell
    Roswell is a Lisp implementation installer/manager, launcher, and much more!
  4. ROTATE-BYTE
    Function ROTATE-BYTE
  5. rove
    rove is a test framework with roswell integration
  6. rpc4cl
    Yet another XML-RPC implementation for CL
  7. rpm
    rpm is a library that allows you to manipulate RPM packages from CL
  8. RSS
    alimenta is a RSS/Atom parsing and generating library
  9. RSSParser
    A Web-to-RSS parser in Common Lisp
  10. rt
    rt is a 1990 regression testing library that is used by some older software