Tools news — Web Standards

July 3
Introducing the Safari MCP server for web developers
Let AI agents see how your code actually renders in Safari, all running locally.
June 22
Releasing Babel 8 today: ESM-only, drop ES5 default, and a smooth migration path
ESM-only, Node.js 22+, modern browser target, and assumptions over loose and spec.
June 15
CSS reacts, JS just listens
A tiny library that exposes runtime state to CSS through custom properties.
June 8
Introducing the CSS Property Type Validator Stylelint plugin
A new Stylelint rule validates @property registrations and custom property usage in your workflow.
May 29
Replacements.fyi: performant, safer npm package alternatives
Find more performant and safer replacements for outdated or unnecessary npm packages.
May 22
Look up web platform features from your terminal
Search features by keyword and see Baseline status, MDN docs, specs, browser bugs, and more.
May 20
Modern web guidance
Expert-vetted skills that guide AI coding agents to build modern web experiences.
April 28
Automate the browser from the terminal with Chrome DevTools MCP CLI
A CLI that controls Chrome through shell commands instead of Puppeteer or Playwright.
April 22
Highlights from Git 2.54
New git history reword and git history split commands for safer history editing.
March 23
CSSkit, a high-performance CSS toolchain written in Rust
A high-performance CSS toolchain written in Rust.
March 9
CodePen 2.0 is now in public beta
A major update is now in public beta with a file system, build blocks, and realtime collaboration.
January 23
Understanding Git worktrees
Skip stashing by checking out branches in parallel folders.