2471. SimLab
      SimLab is a scientific simulation and analysis tool that uses the weyl computer algebra system
2472. simpbin
      A library to store data in a simple binary format
2473. Simple 3D viewing
      Simple 3D viewing is a Graphics library for 3D wireframe drawing based on RenderMan's conventions
2474. simple-actors
      The actor model implemented with closures
2475. simple-currency
      Simple-currency is a small library for converting between currencies using the public foreign exchange information posted daily by the European Central Bank
2476. simple-date-time
      Date and time library for Common Lisp
2477. Simple-Finalizer
      Simple finalizer is a package used (at least) in Lispbuilder-openrm
2478. simple-guess
      simple-guess defines a simple extensible protocol for computing a guess using advisors
2479. simple-gui
      simple-gui is a CommonQt wrapper that provides a declarative way for fast creating simple GUI on Common Lisp with the Qt GUI library
2480. simple-http
      is a simple HTTP client library, see Trivial-HTTP

CLiki the common lisp wiki