CLIM 2.0 is also available. CLX, CLUE, Toolkit, CAPI, Open Look, Motif, interface builder. FreeLisp runs under on PC's under Windows, and has many of the environmental features as LispWorks but does not include a compiler. It generates C code from the Lisp and compiles it using the local C compiler. Image size is about 3mb.
Source code is available at twice the cost.
Ibuki now also has a product called CONS which compiles Lisp functions into linkable Unix libraries. Lucid includes native CLOS, a foreign function interface, and generational garbage collection. CLIM is available for Lucid as a separate product. Both versions are included on CD-ROM together with extensive documentation, runtime sources, development utilities, and sample code. A CD-ROM drive is required for installation.