Ext Ops Panel
Open dashboard

CoGrader for Blackboard - AI Grader

Chrome extension · Productivity · Education

  • Trader

A Chrome extension in Productivity · Education with 12 users, barely installed. Audience over the last 30 days: +2.

Every site you visit. This extension can read and change the content of any page you open.

What the developer says, and 1 screenshot

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

Users
12
Rating
not rated yet
Users, last 30 days
+2
Version
2.0.19
Updated in the store
2026-10-31
Published
2026-06-13
Manifest
V3
Browser access
5 permissions, 1 site pattern

How it has moved

Users
+2 since 02.10
10-15 · 16 readings
2026-10-02: released 2.0.02026-10-02: released 2.0.12026-10-03: released 2.0.22026-10-03: released 2.0.32026-10-07: released 2.0.42026-10-10: released 2.0.62026-10-14: released 2.0.82026-10-15: released 2.0.92026-10-20: released 2.0.102026-10-21: released 2.0.112026-10-22: released 2.0.122026-10-27: released 2.0.132026-10-28: released 2.0.152026-10-29: released 2.0.162026-10-30: released 2.0.182026-11-01: released 2.0.19
  1. 2026-10-0413
  2. 2026-10-0814
  3. 2026-10-0915
  4. 2026-10-1013released 2.0.6
  5. 2026-10-1312
  6. 2026-10-1613
  7. 2026-10-1714
  8. 2026-10-1913
  9. 2026-10-2114released 2.0.11
  10. 2026-10-2213released 2.0.12
  11. 2026-10-2415
  12. 2026-10-2514
  13. 2026-10-2813released 2.0.15
  14. 2026-10-2914released 2.0.16
  15. 2026-10-3015released 2.0.18
  16. 2026-11-0112released 2.0.19
Users
+5 since 31.08
7-15 · 27 readings
2026-09-15: released 1.8.92026-09-16: released 1.8.102026-09-19: released 1.8.112026-09-22: released 1.8.122026-09-23: released 1.8.132026-09-24: released 1.8.142026-09-25: released 1.8.152026-09-26: released 1.8.162026-09-29: released 1.8.172026-10-02: released 2.0.02026-10-02: released 2.0.12026-10-03: released 2.0.22026-10-03: released 2.0.32026-10-07: released 2.0.42026-10-10: released 2.0.62026-10-14: released 2.0.82026-10-15: released 2.0.92026-10-20: released 2.0.102026-10-21: released 2.0.112026-10-22: released 2.0.122026-10-27: released 2.0.132026-10-28: released 2.0.152026-10-29: released 2.0.162026-10-30: released 2.0.182026-11-01: released 2.0.19
  1. 2026-08-317
  2. 2026-09-038
  3. 2026-09-057
  4. 2026-09-068
  5. 2026-09-098
  6. 2026-09-107
  7. 2026-09-158released 1.8.9
  8. 2026-09-2010
  9. 2026-09-219
  10. 2026-09-2711
  11. 2026-09-2810
  12. 2026-10-0413
  13. 2026-10-0814
  14. 2026-10-0915
  15. 2026-10-1013released 2.0.6
  16. 2026-10-1312
  17. 2026-10-1613
  18. 2026-10-1714
  19. 2026-10-1913
  20. 2026-10-2114released 2.0.11
  21. 2026-10-2213released 2.0.12
  22. 2026-10-2415
  23. 2026-10-2514
  24. 2026-10-2813released 2.0.15
  25. 2026-10-2914released 2.0.16
  26. 2026-10-3015released 2.0.18
  27. 2026-11-0112released 2.0.19

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

Every site you visit. This extension can read and change the content of any page you open.

  • Read and change cookies on the sites it can access cookies
  • Run its own code on the pages it can access scripting
  • See when you navigate between pages webNavigation
Show the remaining 2

The full permission history for this extension

Version history

  1. Version 2.0.19 · Changed where it works (changed: pages it runs its code on)
  2. Version 2.0.18
  3. Version 2.0.16
Show the remaining 5
  1. Version 2.0.15
  2. Version 2.0.13
  3. Version 2.0.12
  4. Version 2.0.11 · Changed where it works (changed: pages it runs its code on)
  5. Version 2.0.10

What changed recently

  1. Changed where it works (changed: pages it runs its code on)
  2. Released version 2.0.19 (was 2.0.18)
  3. Package size changed
Show the remaining 9
  1. Released version 2.0.18 (was 2.0.16)
  2. Package size changed
  3. Released version 2.0.16 (was 2.0.15)
  4. Package size changed
  5. Released version 2.0.15 (was 2.0.13)
  6. Released version 2.0.13 (was 2.0.12)
  7. Package size changed
  8. Released version 2.0.12 (was 2.0.11)
  9. Package size changed

Older entries and the full day by day series are in the app.

Like this one

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

  1. CoGrader for Canvas - AI Grader Describes nearly the same job, smaller audience 1k users ★ 5.0
  2. CoGrader for Schoology - AI Grader Describes nearly the same job, smaller audience 806 users ★ 5.0
  3. CoGrader for Moodle - AI Grader Describes nearly the same job, smaller audience 13 users
  4. GradiumX Describes nearly the same job, smaller audience 7 users (last published figure)
  5. Rubrix AI Describes nearly the same job, smaller audience 10 users ★ 5.0

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/cphdjjfjbgbcjhkmdgehcmdhfpefchop/badge.svg)](https://extops.dev/extensions/cphdjjfjbgbcjhkmdgehcmdhfpefchop)

HTML

<a href="https://extops.dev/extensions/cphdjjfjbgbcjhkmdgehcmdhfpefchop"><img src="https://extops.dev/extensions/cphdjjfjbgbcjhkmdgehcmdhfpefchop/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 2026-11-01. We publish no contact details for extension developers.

Where the data comes from: how the catalog is built