What We Know About Kora, the AI-First Alternative to Windows

Kirt McMaster spent more than five years trying to pry open Android's ecosystem from inside Google's shadow. Now he is going after Microsoft's Windows, and this time the target of his bet is not a mobile operating system but the desktop, according to TechCrunch.

McMaster's company, Kora Systems, unveiled a Linux-based desktop operating system on Tuesday that builds AI models and autonomous agents directly into the computing experience, letting them work across applications, pull files, and carry context from one task to the next, TechCrunch reported. The software is expected to launch in 2027 as a free-to-use desktop operating system.

What is Kora, and who is building it?

Kora is being developed by a team of about 50 engineers at the Palo Alto-based company, which was previously known as Playtron, a gaming operating-system venture also led by McMaster, per TechCrunch. The company rebranded as Kora in July 2025 as it shifted its focus to AI, a pivot that tracked a broader industry move: TechCrunch noted that companies including Perplexity and OpenAI were separately pursuing software built around AI models during that period.

The operating system's chat interface, called Chord, gives users access to both local and frontier AI models, according to images provided to TechCrunch by Kora Systems. McMaster told the outlet that the company has relied on AI coding tools, including OpenAI's Codex and Anthropic's Claude, to build the product, and that those tools have accelerated development by at least fivefold, with most of the gains arriving over the past six months.

How is Kora different from Windows?

Windows is built around applications that mostly operate in isolation, each with its own files and permissions. Kora is designed so AI agents can move across that boundary, accessing files and working inside multiple applications without being confined to one program, TechCrunch reported. Kora will support existing Intel- and AMD-powered PCs as well as machines running Qualcomm's Snapdragon chips, giving it a path onto hardware already in wide circulation rather than requiring new devices.

That approach traces back to an idea McMaster began exploring near the end of his time at Cyanogen, when he looked at ways to integrate third-party services directly into the operating system layer instead of leaving them as separate apps, according to TechCrunch.

By the Numbers

• Windows held about 77% of the worldwide desktop operating-system market in October, compared with nearly 10% for Apple's OS X, according to StatCounter data cited by TechCrunch.
• McMaster estimates that 45 million to 50 million people currently account for much of AI usage and revenue, and he expects that figure to exceed 200 million users by 2033, per TechCrunch.

Why does McMaster think Windows' market dominance isn't an obstacle?

Microsoft has long dominated the PC operating-system market, a position that has made it difficult for newer entrants to gain traction, TechCrunch noted. McMaster's response is to avoid competing for Windows' full user base and instead chase a narrower group: people who use AI extensively and are willing to pay for access to powerful models and services.

"Microsoft can keep its billion users," McMaster told TechCrunch, framing Kora's target market as the smaller but faster-growing segment of heavy AI users rather than the mass desktop audience Windows already holds.

What did Cyanogen's struggle against Android teach McMaster?

Cyanogen shut down its Android operating-system business roughly a decade ago after a years-long effort to loosen Google's grip on the mobile market fell short, according to TechCrunch. McMaster told the outlet that the experience exposed the risk of building a challenger product while still depending on the company being challenged: Cyanogen remained tied to Google Mobile Services even as it offered features beyond stock Android, a dependency that limited its ability to build an independent ecosystem.

"If you are trying to compete with an incumbent but are still reliant on them, you have no chance," McMaster said, according to TechCrunch.

When will Kora launch, and what hardware will it run on?

Kora is expected to launch in 2027 as a free-to-use desktop operating system, TechCrunch reported, with compatibility planned for machines already running Intel, AMD, or Qualcomm Snapdragon chips. No pricing details were disclosed for any paid tiers tied to the AI models and services McMaster says the target audience is willing to pay for.

For readers already experimenting with AI-native tools on existing systems, products such as the mindfulAI Keyboard offer a smaller-scale preview of software built around continuous AI assistance, though Kora's ambition, per TechCrunch's reporting, is to move that kind of integration into the operating system itself rather than a single app.