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DR DOS was a third-party clone of MS DOS that gained a niche following in the late 1980s and early 1990s. First released on May 28, 1988, its copyright date of 1976 hints at its historical roots in CP/M.

The post argues that the claim CRTs don't have pixels is incorrect, noting that people commonly used the term "pixel" in the 1980s when CRTs were the standard display technology.

AMD launched the K6-2 microprocessor on May 28, 1998, building on the K6 to boost performance and better compete with Intel's Pentium II. The chip still used the Socket 7 platform.

On May 26, 1995, Bill Gates wrote a company memo titled "The Internet Tidal Wave," declaring the internet as Microsoft's top priority. The memo is remembered as a pivotal moment that shifted the company's focus toward the web.

Tandy was a pioneer in the personal computer industry, one of three companies that introduced pre-built, ready-to-run computers in 1977. For about 12 years, they were a major force in the market before eventually declining.

Quantum Link (Q-Link) was an early online service for Commodore users in the 1980s, launched on May 24, 1985, when Control Video reorganized. It later evolved into America Online (AOL), making it the precursor to one of the most influential internet services of the 1990s.

Windows 3.0, released on May 22, 1990, is generally considered the first usable version of Microsoft Windows. The article discusses the advantages and disadvantages of this operating system release.

Before focusing on Netscape, Microsoft tried and failed to compete with Quicken through Microsoft Money. Unable to beat it in the marketplace, Microsoft attempted to acquire Intuit outright on May 20, 1995.

On May 20, 1982, Kaypro shipped the Kaypro II, a portable computer that ran CP/M software. Its key innovation was bundling popular software with the computer and selling the package at a competitive price.

On May 18, 1998, the U.S. Department of Justice filed an antitrust lawsuit against Microsoft, seeking to break up the company. The case was and remains controversial.

Cyberrebate.com was a dotcom-era company that offered products with a promise of full rebates after a set period, effectively making items free up front. However, the company collapsed after mismanaging the cash flow needed to pay back customers, leaving many without the money they were owed.

Processor Technology Corporation was founded in Berkeley, California in April 1975 by Gary Ingram and Bob Marsh. The company initially produced a 4K byte RAM board compatible with the MITS Altair 8800, and later developed the SOL-20 personal computer.

On May 14, 1992, Texas Instruments licensed Cyrix's 486SLC and 486DLC technologies, allowing Cyrix to use TI's manufacturing facilities and TI to create derivative chips. The resulting Texas Instruments 486SXL CPU was based on this technology, though TI ultimately did not produce as many of these chips as initially expected.

Kevin O'Leary, known as Mr. Wonderful on Shark Tank, built much of his fortune in the technology sector, similar to fellow Shark Mark Cuban. However, while Cuban is a dotcom billionaire, O'Leary's wealth came through a different path in tech.

On May 12, 2017, the Wannacry ransomware began spreading globally, encrypting Windows systems by exploiting the CVE-2017-0144 vulnerability, despite Microsoft having released a patch (MS17-010) two months earlier. The exploit caused one of the largest Windows outbreaks ever recorded.

On May 10, 1975, Sony introduced the Betamax VCR, the first consumer video recorder that was affordable for average households. Though Betamax ultimately lost the format war to VHS, it is credited with pioneering the home video recording market.

On May 8, 2006, Dell completed its acquisition of Alienware, a manufacturer of gaming computers. Dell had considered buying the company for four years before finalizing the deal.

On May 7, 1997, Intel introduced the Pentium II processor. It was not the first successor to the original Pentium, but it addressed issues with the Pentium Pro that had limited that chip's broader adoption.

Before May 2013, Adobe sold its software under a perpetual license, giving users more control over the software they paid for. On May 6, 2013, the company switched to a subscription-only model, ending the ability to own its software outright.

The Datapoint 2200, released in 1970, is widely considered the first desktop computer. Originally designed as a programmable terminal, its architecture inadvertently influenced the design of early microprocessors like the Intel 8008. The machine's form factor and functionality closely resembled later desktop computers.

Milton Bradley, a 124-year-old board game company, agreed to sell itself to Hasbro on May 4, 1984. The Vectrex game console, along with shifting play habits among children in the 1980s, contributed to the company's decline.

On April 28, 2026, Microsoft unexpectedly open sourced 86-DOS, the direct ancestor of PC DOS 1.0. The author, who has previously written about controversies surrounding early versions of MS-DOS, discusses what this release means.

Ad Lib, Inc., a Canadian sound card manufacturer founded by former music professor Martin Prevel, filed for bankruptcy on May 1, 1992. The company was best known for its eponymous sound card, which played a key role in early PC audio.

Commodore declared bankruptcy and ceased operations on April 29, 1994. While its collapse is often oversimplified, the company's decline had been building for years, with some arguing it was inevitable for a decade prior.

Palm created the first widely popular personal data assistant in the late 1990s, but the brand and its Palm Pilot devices quickly faded from prominence after their initial success.

The TRS-80 Model 100 was an early laptop computer manufactured by Kyocera in Japan and marketed in North America by Radio Shack. Kyocera's own version, the Kyotronic-85, did not achieve significant sales.

Xerox, a dominant company in the 1960s, invented the graphical user interface (GUI) but failed to capitalize on it. The article explores how Xerox pioneered the technology that later companies like Apple popularized.

The Apple IIc was introduced on April 24, 1984, as the fourth computer in the Apple II line. Unlike earlier desktop models such as the Apple II, II+, and IIe, the IIc was designed as a smaller, sleeker portable machine.

The first YouTube video, titled "Me at the zoo," was uploaded on April 23, 2005. It features co-founder Jawed Karim at the San Diego Zoo. YouTube also launched a public beta that same day, and the video remains viewable on the site.

Escom acquired Commodore on April 22, 1995 for $14 million, giving the Amiga computer a new owner. The purchase initially seemed to end Commodore's troubles, but ultimately did not work out as hoped.