Forwards or Backwards

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Nantucket Corporation A Timeline

Published · 23 min

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In the DOS years, behind countless shop counters, a beige computer with a green screen kept the stock, raised the invoices and remembered the customers. A great many of those programs were built with one tool: Clipper, from a small company in Culver City called Nantucket Corporation.

This video follows Nantucket in order, with every date and figure on screen. How dBase, born from a NASA laboratory program, ruled PC databases, and why every customer had to buy dBase, or a runtime copy, to run a dBase program. How Nantucket was founded in 1984, and the tale of the restaurant napkin behind its names. How Clipper Winter '84, shipped on 25 May 1985, turned dBase programs into single stand-alone files, and how the seasons releases ran to Summer '87.

Then Ashton-Tate's fall: dBase IV in October 1988, the lawsuit against Fox, Judge Hatter's ruling of 11 December 1990 and its withdrawal in April 1991, and Borland's purchase of Ashton-Tate in October 1991. Clipper 5.0 in September 1990, and the Windows problem: Windows 3.0 on 22 May 1990, and Nantucket's Windows project, code-named Aspen. Clipper in the Soviet Union, from the New York Times of 3 November 1991.

The sale to Computer Associates in May 1992, and what the price really was. CA-Clipper 5.2 to 5.3b, the last, on 20 May 1997; CA-Visual Objects in 1995. And the afterlife: Harbour (1999), xHarbour and X#, and Harbour 3.2.0, released on 7 July 2026.

One item could not be read at its source: the Wall Street Journal report of 7 May 1992, cited by Wikipedia for an estimated sale price. The video says so.

Educational documentary. Not financial or investment advice.

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Chapters

  1. The program behind the counter
  2. dBase and its price tag
  3. Nantucket is born, 1984
  4. Winter '84: the first Clipper
  5. The seasons releases
  6. Living beside Ashton-Tate
  7. Clipper 5.0, 1990
  8. Aspen and the Windows problem
  9. Sold to Computer Associates, 1992
  10. CA-Clipper and Visual Objects
  11. Harbour and the afterlife
  12. What Nantucket left behind

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Sources and credits

Primary sources

  • Tech Monitor (Computergram): 17 Dec 1987 (Culver City; Summer '87 at $695); 16 Aug 1989 (dBase IV and Clipper); 24 Feb 1991; 29 Apr 1991 (Clipper 5.0 sales, 5.01); 1 Jun 1992 (Nantucket after Computer Associates; Aspen); 11 Jan 1995 (CA-Visual Objects from $900).
  • Ashton-Tate Corp. v. Fox Software, 760 F.Supp. 831 (C.D. Cal.), order of 11 Dec 1990 and amended order of 18 Apr 1991.
  • US Department of Justice Antitrust Division, Competitive Impact Statement, U.S. v. Borland International and Ashton-Tate, 22 Oct 1991.
  • Los Angeles Times, 11 Jul 1991 and 15 Oct 1991 (Borland and Ashton-Tate).
  • The New York Times, Glenn Rifkin, 'Selling Software, Soviet-Style', 3 Nov 1991.
  • Greg Holmes, 'The CA-Clipper Story', ghservices.com; Brett Oliver's account, Viva Clipper, 9 Nov 2013; EMS Professional Software, Clipper version history; The FoxPro History.
  • Dr. Dobb's Journal, Rod da Silva, 'Examining CA-Visual Objects', 1 Oct 1995.
  • GitHub harbour/core, release v3.2.0, 7 Jul 2026; xharbour.org; xsharp.eu (X# 3, 23 Jun 2026; team page).
  • NOT READ (paywall): Wall Street Journal, 7 May 1992, cited by Wikipedia for an ~$80m estimate.

Not regulated financial advice.