Thanks to all the following for their contributions to GNU diffutils:

Thomas Bushnell, BSG  <tb@becket.net>
Wayne Davison  <wayne@opencoder.net>
Ulrich Drepper  <drepper@redhat.com>
Paul Eggert  <eggert@cs.ucla.edu>
Jay Fenlason  <fenlason@redhat.com>
John Gilmore  <gnu@toad.com>
Torbjorn Granlund  <tege@swox.com>
Mike Haertel  <mike@ichips.intel.com>
Bruno Haible  <haible@clisp.org>
Chris Hanson <cph@gnu.org>
Jim Kingdon  <kingdon@panix.com>
Tom Lord  <lord@gnu.org>
David J. MacKenzie  <djm@gnu.org>
Roland McGrath  <roland@redhat.com>
Jim Meyering  <jim@meyering.net>
Gene Myers  <gene@eecs.berkeley.edu>
Randy Smith  <randy@gnu.org>
Richard Stallman  <rms@gnu.org>
Leonard H. Tower Jr.  <tower@art.net>
Larry Wall  <larry@wall.org>
Eli Zaretskii  <eliz@gnu.org>