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 ...

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 ...
Ars Technica

Entire Claude Code CLI source code leaks thanks to exposed map file

The entire source code for Anthropic’s Claude Code command line interface application (not the models themselves) has been leaked and disseminated, apparently due ...
VentureBeat

Claude Code's source code appears to have leaked: here's what we know

VentureBeat made with Google Gemini 3.1 Pro Image Anthropic appears to have accidentally revealed the inner workings of one of its most popular and lucrative AI products, the agentic AI harness Claude ...
ExtremeTech

Claude Code's Own Full Source Code Leaked

On Tuesday, a security researcher named Chaofan Shou revealed on X that he had found a 59.8MB JavaScript source map file in a public release of Anthropic's Claude Code. This file is intended for ...
Business Insider

Anthropic accidentally exposed part of Claude Code's internal source code

Anthropic accidentally leaked some source code for Claude Code, its AI-powered coding assistant. The company said the leak did not include sensitive customer data or credentials. Anthropic recently ...
InfoWorld

Anthropic employee error exposes Claude Code source

A version of the AI coding tool in Anthropic's npm registry included a source map file, which leads to the full proprietary source code. An Anthropic employee accidentally exposed the entire ...
Bleeping Computer

Claude Code source code accidentally leaked in NPM package

Anthropic says it accidentally leaked the source code for Claude Code, which is closed source, but the company says no customer data or credentials were exposed. While Anthropic pledges support to the ...
Bloomberg L.P.

Anthropic Rushes to Limit Leak of Claude Code Source Code

Anthropic PBC is rushing to address the inadvertent release of internal source code behind Claude Code, an AI-powered assistant that has become a key moneymaker for the company. Thousands of copies of ...
Redmondmag.com

Microsoft Open Sources Earliest DOS Code on Anniversary

Microsoft on Tuesday released the earliest known DOS source code materials found to date to mark the 45th anniversary of 86-DOS 1.00.
CNBC

Anthropic leaks part of Claude Code's internal source code

Anthropic accidentally leaked part of the internal source code for its coding assistant Claude Code, according to a spokesperson. The leak could help give software developers, and Anthropic's ...
PC World

Anthropic leaked its own Claude Code source code by mistake

PCWorld reports that Anthropic accidentally leaked over 500,000 lines of source code for its AI coding tool Claude Code due to a misconfigured .map file in its npm package. The leak revealed ...