Free Developer Tool

CSS Selector Generator

Visually select elements to generate CSS selectors. Hover any element, click to select, and copy the exact selector for your change monitor.

Visual Preview

Hover to highlight, click to select. Preview is sandboxed — no scripts execute.

How to use

  • Enter a URL and click Fetch to load a live page
  • Hover any element — it highlights with a blue outline
  • Click to select — a CSS selector is generated automatically
  • Refine the selector manually if needed
  • Copy and use it in your DiffFlow monitor

Automate this extraction

Deploy this exact selector to DiffFlow to monitor changes in real-time and get webhook alerts.

Create Free Monitor →

Stop missing the signal.

Create your first monitor