Firefox Browser Add-ons
Log in
Preview of Market Pulse: Price Overlay

Market Pulse: Price Overlay by Market Pulse - Sport Card Prices

Adds an on-page panel on eBay item pages for vintage sports cards.

ExperimentalExperimental
Some features may require paymentSome features may require payment
0 (0 reviews)0 (0 reviews)
1 User1 User
Download Firefox
Download file

Extension Metadata

About this extension
Adds an on-page panel on eBay item pages for vintage sports cards. It parses the title, shows recent grade price ranges, and lets you submit a quick report if something looks off. Requires sign-in to Market Pulse and network access to the Market Pulse API. No page content is altered beyond the overlay.
Rated 0 by 0 reviewers
Log in to rate this extension
There are no ratings yet

Star rating saved

5
0
4
0
3
0
2
0
1
0
No reviews yet
Permissions and dataLearn more

Required permissions:

  • Access browser tabs
  • Access your data for sites in the ebay.com domain
  • Access your data for [::1]:3000
  • Access your data for dev.cards-mp.com:3000
  • Access your data for cards-mp.com

Required data collection, according to the developer:

  • Authentication information
  • Website content

Optional data collection, according to the developer:

  • Technical and interaction data
More information
Version
1.4.1
Size
27.93 KB
Last updated
18 days ago (Oct 8, 2025)
Related Categories
  • Search Tools
  • Alerts & Updates
  • Shopping
License
Apache License 2.0
Version History
  • See all versions
Add to collection
Report this add-on
Go to Mozilla's homepage

Add-ons

  • About
  • Firefox Add-ons Blog
  • Extension Workshop
  • Developer Hub
  • Developer Policies
  • Community Blog
  • Forum
  • Report a bug
  • Review Guide

Browsers

  • Desktop
  • Mobile
  • Enterprise

Products

  • Browsers
  • VPN
  • Relay
  • Monitor
  • Pocket
  • Bluesky (@firefox.com)
  • Instagram (Firefox)
  • YouTube (firefoxchannel)
  • Privacy
  • Cookies
  • Legal

Except where otherwise noted, content on this site is licensed under the Creative Commons Attribution Share-Alike License v3.0 or any later version.