1. trivial-package-local-nicknames
    This was done so there is a portability library for the PLN API not included in DEFPACKAGE
  2. trivial-package-locks
    A standard interface to the various package lock implementations
  3. trivial-raw-io
    trivial-raw-io provides access to raw serial/terminal I/O (termios) under Unix
  4. trivial-shell
    Trivial shell is a simple platform independent interface to the underlying Operating System
  5. trivial-sockets
    trivial-sockets is a trivial networking library for undemanding Internet applications (for example "scripting" and interactive use)
  6. trivial-template
    Trivial Template is a really really trivial public domain templating hack
  7. trivial-time
    Portably time and benchmark the code
  8. trivial-timeout
    OS- and implementation-independent access to timeouts
  9. trivial-timers
    Trivial-timers is a minimally portable implementation of the SBCL timer extension using Bordeaux-Threads
  10. trivial-toplevel-commands
    Trivial Toplevel Commands is a portability library to define REPL commands (like Trivial Toplevel Commands is a portability library to define REPL commands (like :help accessible on most implementations.) Inspired by Toplevel, but goes much further and supports SBCL, CCL, ECL, ABCL, CLISP, and ACL, compared to CMUCL-only Toplevel