Dlocate
- dlocate(1) program to view debian package information
- dpkg-hold(8) mark packages as `hold' to prevent installation
- dpkg-purge(8) mark packages for purge
- dpkg-remove(8) mark packages for removal
- dpkg-unhold(8) mark held packages for installation
- update-dlocatedb(8) generate text database of installed files for dlocate