Modern Web Guidance 1.0: The web platform expertise your coding agent is missing

Google has released Modern Web Guidance 1.0, a set of embedded skills designed to improve coding agents' web development practices by providing expert-vetted best practices, browser compatibility data, and solutions to common AI knowledge gaps. The stable release includes a modernization workflow for existing codebases, an expanded guide database with deeper expert review, and full evaluation coverage, with Firefox and Edge now joining Chrome as cross-browser partners on the project.