File: XTree:\History\Timeline |Bottom_of_page


 
A chronological chart of XTree development,
contrasted with its historical context:

 

 
1 9 6 5
o >Multics (First operating system with >hierarchical file system)
 
1 9 6 9
o >Unix (Operating system, successor of Multics)
 
1 9 7 0
o >ARPANET
 
1 9 7 1
o >Floppy disk
o >Kenback-1

 
1 9 7 2
o > C (Programming language)
 
1 9 7 3
o >Micral
 
1 9 7 4
o >Xerox Alto
 
1 9 7 5
o >MITS Altair 8800
 
1 9 7 6
o >CP/M OS, first public release
o >Vi (Editor, protagonist)
o >Emacs (Editor, antagonist)

 
1 9 7 7
o >Commodore PET
o >Apple II

o Executive Systems Inc.
  (ESI) founded

1 9 7 8
o >(First) DEC VAX (11/780)
o >Intel 16-bit 8086 chip

 
1 9 7 9
o >Usenet
o >Atari 400/800
o >MicroPro WordStar

 
1 9 8 0
o >Hard Drive
o >Sinclair ZX-80

o }WASH (line orientated CP/M file manager by later XTree programmer Michael J. Karas)
1 9 8 1
o >IBM PC
o >MS DOS 1.0 (CP/M compatible)
o >Texas Instruments TI-99/4A

 
1 9 8 2
o >Commodore C 64
o >Sinclair ZX-Spectrum
o MS DOS 1.1
o MS Multiplan

o ESI writing BIOS and
  utilities for the
  Epson QX-10

1 9 8 3
o MS DOS 2.0
o }WordStar 3.3
o >Epson QX-10
o >Apple Lisa
o >MS Word 1.0/MS Mouse

o ESI began to
  sketch XTree

1 9 8 4
o MS DOS 3.0
o >Apple Macintosh (128k)

o XTree 1,XTree 2
1 9 8 5
o MS DOS 3.1/3.2
o >MS Windows 1.0

 
1 9 8 6
o }Norton Commander 1.0
o >Apple Mac Plus

o XTreePro 1.0
1 9 8 7
o MS DOS 3.3
o MS Windows 2.0
o >OS/2 1.0
o >Apple Mac SE/>Mac II

o XTreePro 1.1
o XTreeMac 1.0

1 9 8 8
o >NeXT Cube
o MS DOS 4.01

o XTreeProGold 1.3
o XTreeMac 1.02
o XTreeNet 1.0
o XTreeTools

1 9 8 9
o >Atari Portfolio
o }MS Word 5.0

o XTree 2-Eval.ver.
o XTreeProGold 1.4
o XTreeGold 2.0
o XTreeNet 2.0

1 9 9 0
o >MS Windows 3.0
o >World Wide Web
o Norton Inc. merged
  in Symantec

o XTreeEasy 1.0
o ViruSafe 4.55
o XTreeGold 2.5
o XTree for Unix
o Registration of the
  "xtree.com"-domain

1 9 9 1
o MS DOS 5.0
o >Linux kernel 0.01

o XTreeGold 2.51/2.55
o XTree for Windows 1.0

1 9 9 2
o MS Windows 3.1
o >OS/2 2.0

o XTree for Windows 1.5
o XTreeTools for Networks 1.5
o XTreeNet 2.5
o XTreeGold 3.0
o XTree for Windows 2.0
o XTreeNet 3.0
o XTree Company merged
  in Central Point

1 9 9 3
o MS DOS 6.0/6.2
o MS Windows f.W. 3.11
o ZTreeBold 0.8 alpha

o Central Point
  merged in Symantec
o XTreeGold for Windows 4.0
o XTree development ceased
o Outback Resource Group
  founded as successor
  of XTree Company

1 9 9 4
o MS Windows NT 3.1
o >OS/2 Warp 3
o >Apple PowerMac
o >Linux kernel 1.0

o Symantec Norton Navigator
  File Manager
  (official XTree successor)

1 9 9 5
o >MS Windows 95/DOS 7.0
o DisKing

o Symantec Norton
  NT Tools 1.0

1 9 9 6
o ZTreeWin 1.0
o ytree
o PowerDesk Utilities
o >Linux kernel 2.0

o Symantec discontinues
  sales of
  XTreeGold for Windows 4.0

1 9 9 7
o MS Windows NT 4.0
o >BeOS
o XTree Fan Page
o Calypso
o Disk Haunting

o Symantec discontinues
  sales of
  Norton Navigator

1 9 9 8
o >ZTreeWin 1.40
o >Apple iMac
o MS Windows 98
o >arkanda.net registered

 
1 9 9 9
o Linux kernel 2.20
XTC

o The >xtree.com domain now
  points to Jeffrey C. Johnson

2 0 0 0
o >UnixTree
o Outback Resource Group, successor of XTree Company, has been acquired by GoAmerica Communications Corporation - so official XTree history now comes to its end.
2 0 0 1
o Linux kernel 2.40
o >Mac OS X
o >MS Windows XP
o >www.unixtree.org registered
o >www.XTreeFanPage.org registered
o >UnixTree 3.0.0

 
 
 
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Last updated 11-30-14
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XTree and XTreeGold are registered trademarks of Symantec Inc.
Windows and Windows95 are registered trademarks of Microsoft Corporation.
Other brands and products are trademarks of their respective holders.

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