BounceHammer | 国産オープンソースのバウンスメール解析システムbounceHammer have been downloaded and used by many users and companies since the first release of the software on March 2010, and has been EOL'ed: End Of Life on February 29, 2016. After the EOL of bounceHammer, the software could be continued to use on your system, however, we strongly recommend migrating to Sisimai: The successor of bounceHammer (more faster, more higher precision of analysis).
http://social.venturebeat.com/2010/06/23/zurb-bounce/
