35SEC v1.20 - Floppy cache accelerator
  reads/writes a 1.44 MB diskette in 35
  seconds, in the background.

  Copy+ version 2.13 - Copy diskettes when
  formats are different. Copy, move, rename or
  erase specified files in a directory, entire
  branch or diskette. Target need not be
  formatted nor have files erased. Requires
  DOS 3.2 or later. May be run from Windows.
  From Gerald R. Brown. $10.00 (US)

  DISK COPY FAST v5.1 : Powerful 1-pass
  diskette duplication utility. VERY fast.
  Support DMF, XDF, selected FDFORMAT, 800KB,
  MAC HD and standard formats. Support PS/2.
  Command line or menu driven; Hot keys for
  backup or multiple target; Mouse support;
  Format diskcopy diskcomp all in 1 pass; Use
  extended memory; Image file; On-line help;

  DISKED v2.9.1-The DISK EDitor. Sector level
  disk editor. Recover lost data; edit files
  at the sector level; edit BOOT sector; etc.
  Full C source code available through CUG
  volume #406B or Prozac BBS: 508-540-9711.

  Diskers: Disk Duplicator (v 1.25)
  Create diskette Image files from floppys.
  Use them to re-create the original 
  diskettes at a later time.
  Perfect for installation diskettes,
  and when the boss says
  "Make two copies each of these
  10 diskettes".  (Req: VBRUN300.DLL) 
   

  KILOBYTE ver 2.53 - ($0)
  KILOBYTEs are (mostly) small (mostly) text
  files intended to fill up a ª empty disk.
  Poetry, humor, politics, short stories, long
  stories, a numeracy test, a programming
  contest, ASCII art, etc can be used to
  convince your customers that they are really
  getting their moneys' worth.

  KOPYIT Floppy Disk Duplicator v2.10 Make
  exact copies of your floppy disks. From 1 to 
  99 at a time - much faster than DOS's 
  "diskcopy" command. Format if necessary. Set 
  volume labels, serial number on master 
  diskettes. Menu driven, mouse, on line help. 
  Copy from one disk size to another... Many 
  features found in more expensive programs but
  at a down to earth price. Compress and save 
  disk image...