Twapake is a system administration utility for Slackware and Slackware based operating systems only, making easier the management of last installed packages and making easier seeing the installation date of a package.
Sources tarballs and Slackware packages can be found there: http://people.salixos.org/fredg/packages/twapake/
The source code is also available through the Salix svn repository. You can get it with:
$ svn co https://salix.svn.sourceforge.net/svnroot/salix/twapake
These are the screenshots of the Curses User Interface.
It's a file /var/log/twapake/$date_twapake.log
Twapake snapshot on Thu Feb 17 04:40:49 2011 =========================================================================== Installed dates Packages (total: 793) ------------------------ ---------------------------------------- Mon Feb 14 19:58:22 2011 salixtools-gtk-1.2.0-noarch-1gv Mon Feb 14 19:58:20 2011 salixtools-1.5.0-noarch-1gv Mon Feb 14 19:58:19 2011 depfinder-1.3.8-x86_64-1gv Sun Feb 13 19:46:30 2011 libetpan-1.0-x86_64-1tm Sun Feb 13 19:46:30 2011 claws-mail-3.7.8-x86_64-2tm Sun Feb 13 19:07:07 2011 libmatroska-1.0.0-x86_64-1gv Sun Feb 13 19:07:07 2011 vlc-1.1.7-x86_64-1tm Sun Feb 13 19:07:07 2011 libebml-1.0.0-x86_64-1gv Sun Feb 13 19:07:06 2011 libdvbpsi-0.1.7-x86_64-1tm Sun Feb 13 14:49:04 2011 etm-702-x86_64-1fg Sun Feb 13 14:34:34 2011 wxPython-2.8.11.0-x86_64-1ab Sun Feb 13 14:28:17 2011 slapt-update-service-0.5.0b-x86_64-2gv Sun Feb 13 14:28:09 2011 ... ... .. .
salixtools-gtk-1.2.0-noarch-1gv salixtools-1.5.0-noarch-1gv depfinder-1.3.8-x86_64-1gv libetpan-1.0-x86_64-1tm claws-mail-3.7.8-x86_64-2tm libmatroska-1.0.0-x86_64-1gv vlc-1.1.7-x86_64-1tm libebml-1.0.0-x86_64-1gv libdvbpsi-0.1.7-x86_64-1tm etm-702-x86_64-1fg ... .. .
# twapake -i -n 5
# twapake -r -n 5
# twapake -s -c 2011-05-25
# man twapake