Test XPath and CSS selectors instantly with live highlighting, smart autocomplete, and click-to-navigate.
Users
39
0 in 30 days
Rating
0.0 / 5
unchanged in 30 days
Ratings
0
0 in 30 days
Store rank
#119K
#99K among extensions
Version
1.0.0
updated 9 Dec 2025
Users
monthly, 10 months
Latest, 16 Oct 2026:39 usersMove the mouse over the chart for any month
Ratings count
monthly, 10 months
Latest, 16 Oct 2026:0 ratingsMove the mouse over the chart for any month
The Chrome Web Store rounds user counts down to the leading digit, so the user line moves in steps. The ratings count is exact and is the better signal of real adoption.
About SelectR - XPath & CSS Selector Tester
SelectR is a powerful developer tool for testing and debugging XPath and CSS selectors on any webpage.
🎯 FEATURES
• Dual Mode — Easily switch between XPath and CSS selector modes
• Live Highlighting — See matched elements highlighted in real-time as you type
• Smart Autocomplete — Get intelligent suggestions for XPath axes, functions, and CSS pseudo-selectors
• Element Details — View tag names, classes, IDs, and attributes of matched elements
• Click to Navigate — Click any result to scroll directly to that element
• Hover to Focus — Hover over results to temporarily highlight specific elements
• Persistent Queries — Your last query is saved and restored when you reopen the panel
• Side Panel Integration — Works in Chrome's side panel for a seamless workflow
🚀 PERFECT FOR
• Web developers debugging DOM structures
• QA engineers writing test selectors
• Web scraping and browser automation
• Learning XPath and CSS selector syntax
💡 EXAMPLE SELECTORS
XPath:
//div[@class='container']
//button[contains(text(), 'Submit')]
//input[@type='email']
CSS:
div.container
button.primary
input[type="email"]
📦 LIGHTWEIGHT & FAST
SelectR is built with modern web technologies and runs entirely in your browser. No data is sent to external servers.
Made with ☕ for developers who debug selectors.