JACC
From ASSS Wiki
This client is written in Visual Basic 6.0, by CypherJF, which means it will only run under Microsoft Windows and requires a few extra libraries. It is currently closed-source, and is available on the Server Help Forums (http://forums.minegoboom.com/) under the Misc User Apps (http://forums.minegoboom.com/viewforum.php?f=14) section.
The latest release can be found at http://forums.minegoboom.com/viewtopic.php?t=3664.