WikimediaDebug

by Wikimedia Foundation · Developer Tools

FeaturedManifest V3 Free

View in Chrome Web Store Data as of 15 Oct 2026

Control the X-Wikimedia-Debug header on HTTP requests.

Users

304

+26 in 30 days

Rating

5.0 / 5

unchanged in 30 days

Ratings

0 in 30 days

Store rank

#53K

#45K among extensions

Version

3.4.0

updated 9 Oct 2026

Users

monthly, 3 years

Latest, 15 Oct 2026: 304 usersMove the mouse over the chart for any month

Ratings count

monthly, 3 years

Latest, 15 Oct 2026: 3 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 WikimediaDebug

The WikimediaDebug extension allows Wikimedia developers to debug code by injecting an 'X-Wikimedia-Debug' header into HTTP requests made to Wikimedia Foundation projects.

Growth

Window	Users	Change
7 days	+2	+0.7%
30 days	+26	+9.4%
6 months	+13	+4.5%
1 year	+44	+16.9%

Version history

18 versions recorded

3.4.09 Oct 2026

3.2.028 Jun 2025

3.1.030 May 2025

3.0.16 Mar 2025

3.0.05 Mar 2025

2.9.018 Sep 2024

2.8.010 Aug 2023

2.7.19 Jun 2023

Details

Category: Developer Tools
First seen: 17 Dec 2019
Size: 153 KB
Languages: en-US
Pricing: Free
Support: phabricator.wikimedia.org
Extension ID: binmakecefompkjggiklgjenddjoifbb

Permissions and risk

Moderate riskimpact 4, likelihood 1

Permissions

alarmsstoragetabswebRequestdeclarativeNetRequestWithHostAccess

Site access

*://*.mediawiki.org/**://*.wikidata.org/**://*.wikifunctions.org/**://*.wikibooks.org/**://*.wikimedia.org/**://*.wikinews.org/**://*.wikipedia.org/**://*.wikiquote.org/**://*.wikisource.org/**://*.wikiversity.org/*and 4 more