Scraper for Mercari: Export Search per nifty.codes

Mercari Data Scraper and Monitoring Tool

This extension allows you to extract product listings, seller profiles, and reviews directly from Mercari. It automates the process of gathering public data from search results and category pages, providing a streamlined way to save information locally to your device.

The tool operates directly in your browser to capture real-time information from the marketplace. It includes automated navigation features to handle multiple pages of results without manual intervention.

Key Features
✓ Extracts data from product listings, details, and seller profiles
✓ Supports multiple export formats for local saving
✓ Automatic pagination for multi-page scraping
✓ Support for specialized monitoring add-ons
✓ Customizable formatting and conditional field selection

What Data You Can Extract
The extension captures a wide range of data points across different categories:

Products in a List: Title, Price, Status, Category, Brand, Size, Condition, Seller ID/URL, Photo URL, and Source.

Product Details: Full description, Original Price, Shipping Details (Payer, Class, Fee), Package Dimensions, Seller Ratings, Sales Count, and Likes.

Seller Profiles: Introduction, Join Date, Items/Sales Count, Follower/Following counts, Verification Status (SMS, Email, Facebook), and KYC Status.

Reviews & Social: Seller reviews, reviewer names, feedback tags, and lists of followers or following users.

Add-ons
- Batch URL Opener: Open and scrape multiple URLs in one go. Add URLs manually or auto-collect them from a list page, then batch-process and export all results.
- Page Watcher: Track changes on any page and get notified instantly. Set conditions on fields you care about and receive alerts via webhook or ntfy.sh when something changes.

Export Format Support
Save your extracted data locally in CSV, Excel (XLSX), JSON, HTML Table, or Raw JSON formats.

Supported Regions
This extension is designed for use on the Mercari US marketplace (mercari.com).

Technical Support
For questions or assistance, please contact our team at hello@nifty.codes.

Privacy & Security
All scraping and data exports are processed locally on your machine. No data beyond general metrics is sent to external servers.

Disclaimer: This extension is an independent tool and is not affiliated with, endorsed by, or sponsored by Mercari.