An not-quite-sorted list of people who helped somehow:

- Philipp Hagemeister <ubuntu@phihag.de>
  Bug triage and patches to fix bugs

- bbbush <bbbush.yuan@gmail.com>
  RPM spec file

- newhren <colimit@gmail.com>
  Russian translation

- Eli Yukelzon <reflog@gmail.com>
  Custom Header Support

- David Turnbull <dsturnbull@gmail.com>
  Large file support

- Hermann J. Beckers <hjb-rheine@t-online.de>
  German translation.

- Martin Herrman <m.herrman@student.tue.nl>
  Requested the human-readable time/size values.
  Advertising in the Dutch Linux User's Manual. (http://2mypage.cjb.net/)

- Marten Klencke <mklencke@gmx.net>
  Early tester.

- Danny Oude Bos <broilie@mac.com>
  For having an iMac with a very badly-behaving FTP server...

- Ralph Slooten <ralph.slooten@quicknet.nl>
  For creating the initial native RPM packages instead of my alienated
  .debs.

- Robert <robert@allyourbass.org>
  For patching the program to make it work on FreeBSD and Darwin.
  For finding some very stupid bugs.

- Sjoerd Hemminga <sjoerd@huiswerkservice.nl>
  For adding the finish_time feature. It's not yet in the user interface,
  though...
  For writing axelq.

- Paul Evans <pevans@users.sourceforge.net>
  For being a very good beta tester.
  For creating axel-kapt.

- Justin A <justin@bouncybouncy.net>
  For some testing and for the new (multi-URL) syntax idea.

- Sebastian Ritterbusch <Sebastian@Ritterbusch.de>
  For some interesting ideas for the new versions.
  For writing the alternate progress indicator.
