Software History

Accidental Empires -- A 1996 update to some stories from the 1991 book.

A deeper look at why IBM sold much of its aging of software products to HCL.

Lotus Development Corp. finally accepteda sweetened, $3.5 billion buyout offer from IBMlate Sunday, turning what would be the software industry's largest hostile takeover into its...

"It's fair to say that by 1995, OS/2 was dead software walking," remembers a new article from the Register (which begins with a 1995 Usenet post from Gordon Letwin, Microsoft's lead architect on the OS/2 project). But the real question is why this Microsoft-IBM collaboration on a DOS-replacing ope...

The story of VisiCalc reads like a perfect Silicon Valley origin tale—a brilliant idea born in a Harvard classroom, transformed into reality by two MIT alumni, and ultimately reshaping the entire personal computer industry. Released Read more…

IBM has a competence in acquiring software companies, beginning in 1995 with Lotus. Some lessons were well documented in a rather complete article in Strategy + Business, describing the role that J…

The VCF Forums are a part of the Vintage Computer Federation, a 501c3 non-profit educational organization.

enlyft industry research shows that IBM Lotus Notes has a market share of about 5.61% compared to leading competitors Microsoft SharePoint, Microsoft Teams and Workplace by Facebook.

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