Here is the url for doc
http://jboss.org/wiki/Wiki.jsp?page=JBossCache

The standalone download is
http://sourceforge.net/project/showfiles.php?group_id=22866&package_id=102339

Here is the brief release note:

Version 1.01 April, 2004

- Upgraded JGroups version to 2.2.3 that uses apache common logging
- Bug fixes
- Doc update

Enjoy,

-Ben