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Test XPath and CSS selectors instantly with live highlighting, smart autocomplete, and click-to-navigate. 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.
Dec 9, 2025
rating_count is the Chrome Web Store ratings count, not a written-review count.
Media assets
Screenshots and videos on the listing.
Has promo video
Whether the listing includes at least one video.
Languages
Declared language locales.
Developer website
Listing exposes a developer website URL.
Contact email
Listing exposes a contact email.
Keyword in name
Case-insensitive substring match in the name.
Keyword in description
Case-insensitive substring match in the description.
Keyword occurrences in description
Count of case-insensitive occurrences in the description.
Category user-count percentile
Share of same-category extensions with fewer users (null if unknown).
These are transparent listing completeness / keyword signals, not a prediction of Chrome Web Store search ranking.