Microsoft releases the earliest DOS source code ever discovered as open source

Microsoft has officially released another significant piece of DOS history. The "Paterson Listings" include the earliest ...

Microsoft open-sources “the earliest DOS source code discovered to date”

For students of early PC history, this isn’t even the first piece of 86-DOS history that has been newly rediscovered this ...

How to Build and Debug Web Apps Faster Using OpenAI Codex

Explore the features of the ChatGPT 5.5 Codex super app, from debugging code to automating browser tasks and integrating with ...

Anthropic's new Claude Security tool scans your codebase for flaws - and helps you decide what to fix first

It uses Opus 4.7 to scan, validate, and generate patches, helping fix dangerous flaws before they can be exploited.
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OpenAI pilots Codex desktop app ahead of ChatGPT merger

OpenAI is testing its Codex desktop app internally, enabling both technical and non-technical staff to automate complex workflows by directly interacting with local files and systems. The tool, ...