
Auto Text Highlighter by AboutAdi
Instantly highlights all matching words or parts of words on the page when you select any text. Clears the highlight when you click elsewhere.
No UsersNo Users
You’ll need Firefox to use this extension
Extension Metadata
Screenshots

About this extension
🚀 Auto Text Highlighter — Find Words Instantly as You Read
Tired of losing track of repeated words in long articles?
With Auto Text Highlighter, just select a word — and watch every matching word or partial match on the page instantly light up.
No clicks. No clutter. Just fast, automatic highlighting where you need it most.
✨ Why You'll Love It
🔍 Instant Highlighting
Select any single word, and all similar words on the page are highlighted automatically. Great for reading, scanning, or finding keywords fast.
🎯 Smart Matching
Finds partial matches too. Select "cat" and it’ll highlight "catalog", "category", and more — all case-insensitively.
🎨 High-Contrast Highlight Style
Neon yellow background with black text ensures you never miss a match.
🧠 Zero Effort, Zero Clutter
No toolbars. No options to configure. Just select and scan. Highlights disappear as soon as you click away.
🔒 Private by Design
The extension works entirely in your browser. No data is tracked, saved, or sent anywhere.
🔧 Perfect For:
Tired of losing track of repeated words in long articles?
With Auto Text Highlighter, just select a word — and watch every matching word or partial match on the page instantly light up.
No clicks. No clutter. Just fast, automatic highlighting where you need it most.
✨ Why You'll Love It
🔍 Instant Highlighting
Select any single word, and all similar words on the page are highlighted automatically. Great for reading, scanning, or finding keywords fast.
🎯 Smart Matching
Finds partial matches too. Select "cat" and it’ll highlight "catalog", "category", and more — all case-insensitively.
🎨 High-Contrast Highlight Style
Neon yellow background with black text ensures you never miss a match.
🧠 Zero Effort, Zero Clutter
No toolbars. No options to configure. Just select and scan. Highlights disappear as soon as you click away.
🔒 Private by Design
The extension works entirely in your browser. No data is tracked, saved, or sent anywhere.
🔧 Perfect For:
- Students doing research or studying text-heavy pages
- Journalists, writers, or editors scanning for repeated words
- Developers reviewing code or documentation
- Anyone who reads a lot online and wants to spot patterns fast
Get it now and instantly level up your online reading.
Rated 0 by 0 reviewers
Permissions and dataLearn more
Required permissions:
- Access your data for all websites
Optional permissions:
- Access your data for all websites
More information
- Add-on Links
- Version
- 1.1
- Size
- 8.88 KB
- Last updated
- 5 days ago (Jul 29, 2025)
- Related Categories
- License
- Mozilla Public License 2.0
- Version History
- Tags
- Add to collection
More extensions by AboutAdi
- There are no ratings yet
- There are no ratings yet
- There are no ratings yet
- There are no ratings yet
- There are no ratings yet
- There are no ratings yet