*=Software is available and may be registerable,
but no longer supported or updated.
@=Website is operating but is no longer updated.
?=Software's updating/support status is unknown.
O=Software is open source.
This list contains BBS-related software that is available
for registration (not necessarily supported), open source
software and actively developed/supported software by its
author. Software listed may be available for DOS, Linux,
OS/2 (eComStation), Windows (16 or 32 bit) and OSX.