http://fridge.ubuntu.com/2014/04/17/ubuntu-14-04-trusty-tahr-released/
Ubuntu https://wiki.ubuntu.com/TrustyTahr/ReleaseNotes
Edubuntu https://wiki.ubuntu.com/TrustyTahr/ReleaseNotes/Edubuntu
Kubuntu https://wiki.ubuntu.com/TrustyTahr/ReleaseNotes/Kubuntu
Lubuntu https://wiki.ubuntu.com/TrustyTahr/ReleaseNotes/Lubuntu
Mythbuntu https://wiki.ubuntu.com/TrustyTahr/ReleaseNotes/Mythbuntu
Ubuntu GNOME https://wiki.ubuntu.com/TrustyTahr/ReleaseNotes/UbuntuGNOME
Ubuntu Kylin https://wiki.ubuntu.com/TrustyTahr/ReleaseNotes/Kylin
Ubuntu Studio https://wiki.ubuntu.com/TrustyTahr/ReleaseNotes/UbuntuStudio
Xubuntu https://wiki.ubuntu.com/TrustyTahr/ReleaseNotes/Xubuntu