Professor Prebid icon

Professor Prebid

by tools-admin@prebid.org · Developer Tools
Manifest V3 Free
View in Chrome Web Store Data as of 15 Oct 2026

Extension to validate your prebid.js setup, list AdUnits and bids, visualise latencies and timings of your webpages header-bidding…

Users
10K
0 in 30 days
Rating
4.6 / 5
+0.03 in 30 days
Ratings
12
+1 in 30 days
Store rank
#9,196
#7,892 among extensions
Version
0.2.79
updated 9 Dec 2025

Users

monthly, 3 years
2,0006,00010KAug 2023Apr 2025Oct 2026
Latest, 15 Oct 2026: 10,000 usersMove the mouse over the chart for any month

Ratings count

monthly, 3 years
2814Aug 2023Apr 2025Oct 2026
Latest, 15 Oct 2026: 12 ratingsMove the mouse over the chart for any month

The Chrome Web Store rounds user counts down to the leading digit, so the user line moves in steps. The ratings count is exact and is the better signal of real adoption.

About Professor Prebid

Extension to validate your prebid.js setup, list AdUnits and bids, visualise latencies and timings of your webpages header-bidding partners, override CPMs and filter bidders for troubleshooting.

Growth

WindowUsersChangeRatingsRating
7 days0+0.0%00.00
30 days0+0.0%+1+0.03
6 months0+0.0%−2+0.79
1 year0+0.0%0+0.83

Version history

34 versions recorded
0.2.799 Dec 2025
0.2.7810 Jul 2025
0.2.776 May 2025
0.2.7630 Sep 2024
0.2.7518 Sep 2024
0.2.7327 Jun 2024
0.2.7229 May 2024
0.2.7122 Jan 2024

Details

Category
Developer Tools
First seen
12 May 2022
Size
1.1 MB
Languages
en
Pricing
Free
Extension ID
kdnllijdimhbledmfdbljampcdphcbdc

Permissions and risk

Moderate riskimpact 3, likelihood 2
Permissions
webNavigationstorageunlimitedStoragetabsscripting
Site access
https://*/http://*/

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