Charles Wilson
  everything, unless otherwise noted

Scott Burkett  <scottb@IntNet.net>
  semtool.c, semstat.c, shmtool.c, msgtool.c
  (GPLv3+)

Jorg Schaible  <joerg.schaible@gft.com>
  banner.c
  (GPLv2)

Steven Barker  <scbarker@uiuc.edu>
  realpath.c (submitted to bug-sh-utils on 6 October 2001)
  -- adapted by Charles Wilson
  (GPLv3+)

Rick Rankin  <rick_rankin@yahoo.com>
  lpr.c
  (GPLv3+)

Joshua Daniel Franklin  <joshuadfranklin@yahoo.com>
  mkshortcut.c, mkshortcut.1
  (GPLv3+)

Rob Siklos <rob@siklos.ca>
  readshortcut.c, readshortcut.1
  (GPLv3+)

Michael Schaap  <mscha@mscha.org>
  cygstart.c, cygstart.1
  (GPLv3+)

Robert Collins:
  demonstrated how to consolidate the build process
  to "one Makefile to build them all".

Christian Franke <franke@computer.org>
  cygdrop
  (GPLv3+)

unknown, Charles Wilson, Nicky H., August Mayer
August Mayer, FBL
  Individual icons within the cygicons dll:
    wee src/cygicons/README-cygicons (GPL, public domain, CC-BY-SA)
  Collection: GPLv3+

No longer included:
===================
Mark Bradshaw  <bradshaw@staff.crosswalk.com>
  last.c, last.1, lastb.1, oldutmp.h, utmpdump.c
  (taken from sysvinit-2.84 package and adapted)

Druel the Chaotic (Jeremy Johnson)  <mpython@gnu.ai.mit.edu>
  ddate.c, ddate.1, ddate.doc
  -- adapted by Charles Wilson

David A. Willis <dawillis1214@yahoo.com>
  col.c, col.1, err.c, err.h
  (taked from BSD and adapted)

Frodo Looijaard <frodol@dds.nl>
  original author of getopt.c

Egor Duda
  initial "port" of readlink and getopt to cygwin

Christopher Faylor <....>
  rename.c, rename.1 (taken from util-linux)
  (GPL)