Developer rebuilds Doom using only CSS and HTML, turning divs into a full 3D game engine

Leenheer is best known for creating HTML5test.com, the WhichBrowser user-agent parser. He began exploring a CSS-based Doom ...
Microsoft

Cookie-controlled PHP webshells: A stealthy tradecraft in Linux hosting environments

Cookie-gated PHP webshells use obfuscation, php-fpm execution, and cron-based persistence to evade detection in Linux hosting ...

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

The leak provides competitors—from established giants to nimble rivals like Cursor—a literal blueprint for how to build a ...

Google Explains Googlebot Byte Limits And Crawling Architecture

Google's Gary Illyes published a blog post explaining how Googlebot works as one client of a centralized crawling platform, ...
Digital Trends

Anthropic adds Code Review to Claude Code to streamline bug hunting

Anthropic’s AI coding assistant, Claude Code, is getting a new feature designed to help developers identify and resolve bugs faster and more efficiently. Aptly named Code Review, the feature ...
GitHub

Claude SEO - SEO Audit Skill for Claude Code

Comprehensive SEO analysis skill for Claude Code. Covers technical SEO, on-page analysis, content quality (E-E-A-T), schema markup, image optimization, sitemap architecture, AI search optimization ...