Keywords Highlighter

Highlight your own keywords on any page, grouped into color-coded categories. Light & dark themes. All data stays local.

Mark the words that matter. Keywords Highlighter scans any page for your terms the moment you hit On — every match lights up in colour, grouped by category, so you spot what you're looking for without reading line by line. Set it up once. Use it on every page. Create categories for any terms you care about, give each a colour, and add as many words or phrases as you need. One click and the whole page is marked up. ────── FEATURES ────── · Highlights keywords live on any page, colour-coded by category · Unlimited categories and keywords · Three matching modes: exact word, suffix match, and fuzzy match for minor typos · Toggle whole categories or individual keywords on and off · Search across all your categories and keywords instantly · Drag categories to set highlight priority · Site allowlist — run everywhere, or restrict to specific domains · Import and export your setup as JSON for backup or sharing · Light and dark themes ────── PRIVACY ────── All your keywords and settings are stored locally on your device using Chrome's built-in storage. Nothing is collected, transmitted, or shared. No account required, no analytics, no external servers. ────── WHO IT'S FOR ────── Support agents · Researchers · Legal and compliance teams · QA reviewers · Editors · Students · Anyone who reads the same type of page repeatedly.