1. A polymorphic language being developed by stephen Crawley <sxc@itd.dtso.oz.au> of Defence science & Tech Org, Australia. Alex hasabstract data types, {type inference} and {inheritance}. 2. An IsWIM-like language with {exception handling}. ["An Exception Handling Construct for Functional Languages", M. Brez et al, in Proc EsOP88, LNCs 300, springer 1988]. 3. A scanner generator. Alexis is its input language. ["Alex: A simple and Efficient scanner Generator", H. Mossenbock, sIGPLAN Notices 21(5), May 1986]. (1994-12-15)