SEO chrome extension Google Maps data collection Chrome Extension JavaScript SEO tool
Google Maps Place Ranker — SEO Tool Extension
Chrome Extension
Screenshots coming soon
About
Chrome extension that silently collects place data from Google Maps search results as you scroll, displaying them in a ranked, filterable panel with smart sorting and CSV export for SEO and market research.
My Role
Built a zero-dependency extension with auto-collection via MutationObserver, smart ranking algorithms, 60+ place type category filters, and CSV export — all running locally with no external API calls.
Core Capabilities
Auto-collection of places while scrolling Google Maps
Smart ranking by rating, review count, or name
Filtering: min reviews, rating range slider, open-now toggle, text search
60+ place type categories with quick search buttons
Rich cards with thumbnails, ratings, hours, and review snippets
CSV export for filtered results with data accumulation across searches
Architecture
Chrome Manifest V3 with vanilla JavaScript (zero dependencies)
MutationObserver for automatic place detection on scroll
Chrome Storage API for data persistence across sessions
Dark mode auto-adaptation matching Google Maps theme