La commande apt-show-versions fait le job :

root@vks10205:~# apt-get install apt-show-versions

Par exemple, pour afficher les packages installés depuis testing :

root@vks10205:~# apt-show-versions|grep testing
libc-dev-bin/testing uptodate 2.17-7
libc6/testing uptodate 2.17-7
libc6-dev/testing uptodate 2.17-7
libfontconfig1/testing uptodate 2.10.2-2
libgd3/testing uptodate 2.1.0-2
libhtml-parser-perl/testing uptodate 3.71-1
libopendbx1/testing uptodate 1.4.6-3
libopendbx1-mysql/testing uptodate 1.4.6-3
libopendbx1-sqlite3/testing uptodate 1.4.6-3
libopendkim9/testing uptodate 2.8.3-1
libopendmarc1/testing uptodate 1.1.3-1
librbl1/testing uptodate 2.8.3-1
libtiff4/testing uptodate 3.9.7-1
libvbr2/testing uptodate 2.8.3-1
libvpx1/testing uptodate 1.2.0-2
libx11-6/testing uptodate 2:1.6.0-1
libx11-data/testing uptodate 2:1.6.0-1
libxau6/testing uptodate 1:1.0.8-1
libxcb1/testing uptodate 1.9.1-3
locales/testing uptodate 2.17-7
nginx/testing uptodate 1.4.1-3
nginx-common/testing uptodate 1.4.1-3
nginx-full/testing uptodate 1.4.1-3
opendkim/testing uptodate 2.8.3-1
opendmarc/testing uptodate 1.1.3-1