1. symbol-namespaces
    symbol-namespaces defines a new kind of package that's named by a symbol rather than a string
  2. symbol-namestring
    Reader macro originally developed by Erik Naggum
  3. SymbolicWeb
    SymbolicWeb is a GUI toolkit and web framework that uses the browser to render UI elements
  4. SYMTABLE
    SYMTABLE is a simplistic symbol-table abstraction
  5. syntax-case
    SYNTAX-CASE is a system for macros proposed by R
  6. system programming
    Libraries having to do with system programming - memory management, timers, system calls, etc
  7. system-menu
    system-menu is an in-development application based on cl-menusystem that is designed to provide a simple, abstract interface to operating on system definitions such as by asdf and mk-defsystem
  8. Sytes
    Sytes is a small Common Lisp library for building simple websites
  9. Tachyon Common Lisp
    Tachyon Common Lisp (product name OKI Common Lisp) is an implementation of Common Lisp by OKI Electric Industry
  10. Tagger
    The Tagger project is a revival of the Xerox Part-of-Speech (POS) Tagger program released somewhere in 1993