Matthias Kalle Dalheimer <kalle@kde.org>:
classes KConfig, KTextStream, KColorSet, KApplication
automake, autoconf, maintenance

Richard Moore <moorer@cs.man.ac.uk>:
KLedLamp class

Martynas Kunigelis <algikun@santaka.ktu.lt>:
KProgress class

Steffen Hansen <stefh@dit.ou.dk>:
KURL class

Torben Weis <weis@stud.uni-frankfurt.de>
DnD stuff, KSocket and KServerSocket classes, KPixmap

Alexander Sanda <alex@darkstar.ping.at>
Read and write numerical config entries, KPanner, KTabControl,
KPopupMenu, KMessageBox, KEdit widgets. 

Martin Jones <mjones@powerup.com.au>
Bugfixes in KPixmap and KURL, KColorDialog, KSelector

Keith Brown <kbrown@pdq.net>
KTreeList class

Bernd Johannes Wuebben <wuebben@math.cornell.edu>
KFontDialog classes

Tim D. Gilman <tdgilman@best.com>
KDatePicker, KDateTable class

Nicolas Hadacek <hadacek@kde.org>
Key configuration classes, bug fixes

Michael Will <Michael.Will@student.uni-tuebingen.de>
loading routine in KPixmap

Christian Czezatke <e9025461@student.tuwien.ac.at>
KProcess class

Matthias Ettrich <ettrich@kde.org>
KWM, Changes to KApplication and KIconLoader

Stephan Kulow <coolo@kde.org>
heavy modifications to KURL, autoconf and automake stuff

Jacek Konieczny <jajcus@zeus.polsl.gliwice.pl>
KCharset* classes

These files are part of GNU Libtool, originally by 
Thomas Tanner <tanner@gmx.de>
ltdl.c + ltdl.h

Carsten Pfeiffer <pfeiffer@kde.org>
KCompletion classes