The Mark IV Collection is a combined edition of the following products.
Only Model 4 (TRSDOS/LS-DOS 6) versions are included.  (There was also a
separate Mark III Collection of similar products for the Model III.)

Some of the same products were rereleased again in the Golden Oldies
series (GO:CMD, GO:MTC, and GO:SYS).  For documentation on these
products, see the GO: series manuals, as noted below.

BEEP - Basic Enhancement and Extension Package
  be/lmf
  installb/cmd
  Documentation: mark4doc.zip/beep.doc
BSORT - Basic Sort Utility
  bsort/cmd
  Documentation: mark4doc.zip/bsort.doc
MOD324 - Convert Model III to Model 4 Basic
  mod324/cmd
  Documentation: mark4doc.zip/mod324.doc
LS-HELP - The LDOS Help System
  helpgen/cmd
  Documentation: mark4doc.zip/ldoshelp.doc
FM - File Manager
  fm/cmd
  Documentation: mark4doc.zip/fm.doc
OVERDRIVE - SYSRES/Disk Buffering Utility
  od/cmd
  Documentation: mark4doc.zip/overdrive.doc
PRO-CESS/CMDFILE - Maintenance tool for /cmd files
  process/cmd
  Documentation: gocmddoc.zip/gocmd.doc
PRO-CURE/CONV-CPM - Read CP/M disks from LDOS
  cvtext/cmd
  procure/cmd
  Documentation: mark4doc.zip/convcpm.doc
DD&T - Debugger, Disassembler, and Trace Utility
  dd/cmd
  ptrace/cmd
  strace/cmd
  Documentation: ddt.pdf
DESCRIBE - Directory Descriptor Extension
  describe/cmd
  Documentation: mark4doc.zip/describe.doc
PRO-ESP - Enhanced System Package
  altdisk/cmd
  altld/cmd
  altres/cmd
  crlf/flt
  ctlg/flt
  cvt324/cmd
  ded/cmd
  doedit/flt
  fkey/cmd
  iomon/cmd
  minidos/flt
  name/cmd
  prtoggle/cmd
  rd40/cmd
  unremove/cmd
  xonxoff/flt
  Documentation: mark4doc.zip/proesp.doc
PRO-GENY - Miscellaneous Utilities
  doconfig/cmd
  memdir/cmd
  parmdir/cmd
  swap/cmd
  Documentation: gosysdoc.zip/gosys.doc
PRO-IFC - Interactive File Control
  ifc/cmd
  ifclist/cmd
  Documentation: gocmddoc.zip/gocmd.doc  
PRO-MACH2 - File Space Allocation Utility
  alloc/cmd
  calc/cmd
  handy/cmd
  mapper/cmd
  Documentation: mark4doc.zip/mach2.doc
PRO-PaDS - Partitioned Data Set Utility
  pds/cmd
  Documentation: gosysdoc.zip/gosys.doc
LSQFB - Quick Format and Backup
  lsqfb/cmd
  Documentation: mark4doc.zip/lsqfb.doc
LSCOMP - File Compare
  lscomp/cmd
  Documentation: mark4doc.zip/lscomp.doc
X-FTS - XModem File Transmission System
  fts/cmd
  fts/hlp
  Documentation: mark4doc.zip/xfts.doc
PRO-ZCAT - Disk Catalog Utility
  zcat/cmd
  Documentation: gocmddoc.zip/gocmd.doc  
ZGRAPH - Graphic utility package
  binconv/cmd
  binplay/cmd
  binprint/cmd
  dmp2006a/fix
  dosave/flt
  epbincat/cmd
  rsbincat/cmd
  zgraph/cmd
  Documentation: mark4doc.zip/zgraph.doc
ZSHELL - Command Line Processor
  kistore/flt
  wc/cmd
  zshell/cmd
  Documentation: gosysdoc.zip/gosys.doc
LS-FED II - Hex File Editor
  lsfedii/cmd
  Documentation: gocmddoc.zip/gocmd.doc