Andrew J. Bromage <ajb@spamcop.net> aka Pseudonym on #haskell
    * the 'bot itself
    * @free

Shae M. Erisson <shae@ScannedInAvian.com> aka shapr on #haskell
    * FactModule
    * FortuneModule
    * StateModule
    * SystemModule

Taylor Campbell <riastradh@users.sourceforge.net> aka Riastradh on #haskell
    * KarmaModule

Derek Elkins <ddarius@users.sourceforge.net> aka Darius on #haskell
    * EvalModule

Sven M. Hallberg <pesco@haquebright.de> aka pesco on #haskell
    * TopicModule

Tom Moertel <tom@moertel.com> aka tmoertel on #haskell
    * DictModule

Mats-Ola Persson <polli@users.sourceforge.net> aka polli on #haskell
    * rewrite of the plugin system

Ganesh Sittampalam <ganesh@earth.li> aka Heffalump on #haskell
    * Various restructuring to improve bot robustness
    * Dynamic module loading

Don Stewart <dons@cse.unsw.edu.au> aka dons on #haskell
    * New build system, 6.4 port
    * dynamic module loading with hs-plugins
    * Simplfied module interface
    * @babel, @plugs, @version, @code, @spell, @djinn, @unlambda, @hylo, @freshname, @ft, @src
    * Offline mode
    * General hacking
    * Cabalised build system
    * GHCi build system

Jesper Louis Andersen <jlouis@mongers.org> aka jlouis on #haskell
    * Code/Documentation cleanups

Thomas Jäger <TheHunter2000@web.de> aka TheHunter on #haskell
    * PlModule
    * General hacking/refactoring.

Stefan Wehr <mail@stefanwehr.de> aka stefanw on #haskell
    * DarcsPatchWatch module

Simon Winwood
    * Babel module
    * Log module

Mark Wotton (blackdog)
    * Vixen

Paolo Martini (xerox)
    * @hoogle, @botsnack, work on @karma

Vaclav Haisman
    * Tweaks to textual interface

Joel Koerwer
    * google calculator

Josef Svenningsson
    * @elite

Ketil Malde
    * Improved @seen

Echo Nolan
    * grammar

Samuel Bronson
    * Improved search code. @google

Peter Davis
    * @moos ++

andres@cs.uu.nl
    * line breaks, topics, 

Kenneth Hoste
    * @vote

softpro@gmx.net
    * @pretty

tatd2@kent.ac.uk
    * actions / slapping

rizzix <rizzixs@fastmail.fm>
    * Minor fixed and workarounds
    * @gsite

David House <dmhouse@gmail.com>
    * Instances, Tell.

Pete Kazmier <pete-lambdabot@kazmier.com>
    * Url page title chaser
    * Contextual messages

Stefan O'Rear <stefanor@cox.net> aka sorear on #haskell
    * @nazi-on, @nazi-off, @activity
    * Non-flat nick namespace
    * Separation of servers out of base

Spencer Janssen <sjanssen@cse.unl.edu> aka sjanssen on #haskell
    * @undo, @redo