Ext Ops Panel
Open dashboard

Card Notes Pro

Chrome extension by Mike Messina · Productivity · Tools

  • Established publisher

A Chrome extension in Productivity · Tools with 3 users, barely installed. Audience over the last 30 days: +3.

Specific sites only: 6 match patterns.

What the developer says, and 2 screenshots

Loading from the Chrome Web Store. Open the listing if it does not appear.

Users
3 (the store no longer states an audience; this is the last figure it published)
Rating
not rated yet
Users, last 30 days
+3
Version
1.0.2
Updated in the store
2026-05-10
Published
2026-04-29
Manifest
V3
Browser access
2 permissions, 6 site patterns

How it has moved

Users
+3 since 02.10
0-3 · 1 reading
2026-10-22: gained the good publisher record badge
  1. 2026-11-013
Users
+3 since 01.09
0-3 · 6 readings
2026-10-22: gained the good publisher record badge
  1. 2026-09-010
  2. 2026-09-023
  3. 2026-09-053
  4. 2026-09-093
  5. 2026-09-100
  6. 2026-11-013

A dot marks a day the store showed a different number. Between them the line carries the last one forward: we read every listing up to 2 times a day and record a point only when something moves. History beyond ninety days is in the app.

What it can reach

Specific sites only: 6 match patterns.

  • *://*.ebay.com/*
  • *://www.ebay.com/*
  • *://firestore.googleapis.com/*
Show the remaining 3
  • *://identitytoolkit.googleapis.com/*
  • *://securetoken.googleapis.com/*
  • *://us-central1-card-notes-pro.cloudfunctions.net/*
  • Schedule work to run later alarms
  • Store data in your browser storage

The full permission history for this extension

What changed recently

  1. Gained the Established publisher badge

The publisher

Mike Messina publishes 2 listings we track, 6 users between them. Listed website: cardnotespro.com.

  1. hahacard.com — Gift Card Price Finder Mike Messina · Productivity · Tools · published 2026-10-01 3 users

Like this one

Listings the catalog judges closest in what they say they do.

  1. Trading Card Collector Assistant — by A5 Describes nearly the same job, smaller audience 4 users (last published figure)
  2. Market Pulse, Card Price Overlay on eBay Describes nearly the same job, smaller audience 6 users
  3. FlipList AI Describes nearly the same job, smaller audience 8 users
  4. figoca Describes nearly the same job, smaller audience 197 users ★ 5.0
  5. ExpressLister Describes nearly the same job, smaller audience 5 users

The top 5 only. The full comparison, with why each one is close, is on the alternatives page; ranking a whole neighbourhood by your own criteria is in the app.

Want this mark on your extension in our catalog?

Verify that you are its author and you can show this mark on the card, with live banners for your site and README. How verification works

Connect it to Ext Ops Panel and see installs, uninstalls and uninstall reasons as events arrive, not as a weekly summary.

Connect it in a minute See what the panel does
Add a badge to your README or site

The badge shows the audience and rating from our last pass over the store and links back to this page.

Users and rating on Ext Ops Panel

Markdown

[![Users and rating on Ext Ops Panel](https://extops.dev/extensions/abgdmlbhpbfbbieinphgmapbcmdkflee/badge.svg)](https://extops.dev/extensions/abgdmlbhpbfbbieinphgmapbcmdkflee)

HTML

<a href="https://extops.dev/extensions/abgdmlbhpbfbbieinphgmapbcmdkflee"><img src="https://extops.dev/extensions/abgdmlbhpbfbbieinphgmapbcmdkflee/badge.svg" alt="Users and rating on Ext Ops Panel" height="20"></a>

Figures come from our own regular passes over the public Chrome Web Store listing, last read on . The store last changed these figures on 2026-09-10. We publish no contact details for extension developers.

Where the data comes from: how the catalog is built