kArchiver
- A little utility for Linux & KDE. Its goal is to make your work with all compressed files easy.
- http://perso.orange.fr/coquelle/

Krename
- The Batch Renamer For KDE. Downloads, FAQ, Screenshot-Gallery.
- http://www.krename.net/

KCommander
- Program that has the same functionality as Windows Explorer.
- http://www.kcommander.org/

KDirStat
- Provides graphical directory statistics for KDE. Shows where all your disk space has gone and tries to help you clean it up.
- http://kdirstat.sourceforge.net/

KHexEdit
- KHexEdit is a versatile and customizable hex editor. It displays data in hexadecimal, octal, binary and text mode.
- http://home.online.no/~espensa/khexedit/index.html

KGraphSpace
- A KDE utility that draws a pie chart of the disk space.
- http://kgraphspace.sourceforge.net/

KDat
- Tar-based tape archiver.
- http://sunsite.dk/qweb/kdat/

KNC
- Graphical 2 windows file manager for KDE.
- http://software.freepage.de/stormer/

Kmerge
- A utility to handle diffing and merging of files or directories. It also deals with CVS conflicts and will perhaps handle other type of conflicts (diff3, patch).
- http://phil.freehackers.org/kmerge/

KFileCoder
- A KDE utility which encodes files in an archive with a password.
- http://kfilecoder.sourceforge.net/

KFileReplace
- A KDE utility that replaces some strings with others in a lot of files in only one operation.
- http://kfilereplace.sourceforge.net/

KBinView
- A little tool that allows you to read a structured binary file.
- http://kbinview.sourceforge.net/