The current stable release is ircd-ratbox-2.2.9:
[ FTP US | HTTP US | FTP US2 | ]
Signature file: [ HTTP US ]
sha1sum: c8fe0bd8e8f5d59db79a0c1b31904c2727b8d6be

To checkout the current stable tree from the subversion repository:
svn co http://svn.ratbox.org/svnroot/ircd-ratbox/branches/RATBOX_2_2

The current testing release is ircd-ratbox-3.0.6:
[ FTP US | HTTP US | FTP US2 | ]
Signature file: [ HTTP US ]
sha1sum: 3a0f7dc9f7b3932a04caf5b807334e7a8006824a

To checkout the current testing tree from the subversion repository:
svn co http://svn.ratbox.org/svnroot/ircd-ratbox/branches/RATBOX_3_0

There is no current devel release.

To checkout the current development tree from the subversion repository:
svn co http://svn.ratbox.org/svnroot/ircd-ratbox/trunk

All released versions are available from: ftp://ftp.ircd-ratbox.org/pub/ircd-ratbox/