Dwmail - 4.2.8 - http://mail1.hsphere.us/dwmail/CHANGELOG.txt

Horde Webmail - 3.3.5 - http://lists.horde.org/archives/announce/2009/000512.html
 -- IMP - 4.3.5 - http://lists.horde.org/archives/announce/2009/000517.html
 -- Dimp - 1.1.3 (new) - http://lists.horde.org/archives/announce/2009/000518.html
 -- Ingo - 1.2.2 -  http://lists.horde.org/archives/announce/2009/000516.html
 -- Kronolith - 2.3.2 - http://lists.horde.org/archives/announce/2009/000513.html
 -- Mimp - 1.1.2 - http://lists.horde.org/archives/announce/2009/000519.html
 -- Mnemo - 2.2.2 - http://lists.horde.org/archives/announce/2009/000515.html
 -- Nag - 2.3.3 - http://lists.horde.org/archives/announce/2009/000514.html
 -- Turba - 2.3.2 - http://lists.horde.org/archives/announce/2009/000521.html

RoundCube - 0.3.1

SquirellMail - 1.4.20-RC2