hyperbot (fork of pbot-ng) developers:
  Jorge López <jorginho@hyperbola.info>
  Márcio Silva <coadde@hyperbola.info>

pbot-ng (fork of envbot) developer:
  Joseph Graham <joe@t67.eu> (xylon)

envbot developers:

Main developer:
  Arvid Norlander <anmaster [AT] sourceforge no spam DOT net>

Other developers:
  EmErgE

Thanks to:
  Remo Ford <remoford [AT] gmail no spam DOT com>
    for helping with testing and many good ideas as well as some contributions.
  likewhoa
    for providing domain name.
  Cyrus Lopez
    for providing hosting.
  Matt Richards (eggy)
    for testing and finding bugs.
  Vsevolod Kozlov
    Thanks for contributions in core and modules.