Extension Tracker

Dev Headers

20 users No ratings yet Last updated 12 Aug 2026

By craig.francis Live in the Chrome Web Store gjfaoldcikappkiagjapllkfcfogobmb Search Google ↗ Last checked 27 Oct 2026, 00:27 UTC

The listing

What the Chrome Web Store shows, as of the last check

Adds a header for dev websites.Summary from the listing
Developer
craig.francis
Enhanced Safe Browsing
Trusted. What this means →
Category
Productivity › Developer Tools
First published
11 Jan 2020
Last updated
12 Aug 2026
Version
2.0.4
Size
74.52 KiB
Minimum Chrome
88
Languages
1 language

English

Support page
https://github.com/craigfrancis/dev-headers/issues
See Chrome Web Store page ↗ View its code or download CRX ↗
Users over time As shown on the Chrome Web Store
181920Tracking began 27 Sep 202627 Sep4 Oct11 Oct18 Oct25 Oct2026-09-27: 18 users2026-10-27: 20 users20181920Tracking began27 Sep11 Oct25 Oct2026-09-27: 18 users2026-10-27: 20 users20
New version One point per check. Source: the extension's public Chrome Web Store listing.
Show the numbers
CheckedUsersRatingRatings
2026-10-2720––
2026-09-2718––
Users, 7 days
No change
since a week ago
Users, 30 days
+2
+11.1%
Rank
#121,698
by users, of 292,131 extensions
In its category
#12,238
of 30,442 in Developer Tools

What changed

Every change found on a check, newest first

No changes found since tracking began on 27 Sep 2026.

Developer history

Moves to another publisher account and new contact emails, newest first

No move to another account and no new contact email since tracking began on 27 Sep 2026.

We know contact emails only by a keyed hash, so they're never shown. Recent account and contact changes →

What it can access

From the extension's manifest, in plain language

Every websiteIt can read and change your data on all the sites you visit.
Sites
  • <all_urls>Every website
Browser features
  • declarativeNetRequestBlock or change network requests, using rules
  • scriptingRun scripts on sites it can reach
  • storageSave settings and data in your browser
  • webRequestWatch network requests on the sites it can reach

More from this developer

Other extensions from the same publisher account

ExtensionUsersRatingRatingsCategory
Stop Animations7,000 3.15110 Accessibility
All 2 extensions by craig.francis →

About this data

Collected from the extension's public Chrome Web Store listing. It's checked every month, and again whenever a new version appears. Last checked 27 Oct 2026, 00:27 UTC; next check around 28 Nov 2026.

How we collect the data

Cite this page

Citation
Extension Tracker. “Dev Headers” (gjfaoldcikappkiagjapllkfcfogobmb). Chrome Web Store data, last checked 2026-10-27. https://extensiontracker.com/extension/gjfaoldcikappkiagjapllkfcfogobmb. Accessed 2026-11-13.
BibTeX
@misc{extensiontracker_gjfaoldcikappkiagjapllkfcfogobmb,
  title   = {Dev Headers (gjfaoldcikappkiagjapllkfcfogobmb)},
  author  = {{Extension Tracker}},
  year    = {2026},
  note    = {Chrome Web Store data, last checked 2026-10-27},
  url     = {https://extensiontracker.com/extension/gjfaoldcikappkiagjapllkfcfogobmb},
  urldate = {2026-11-13}
}

The data is free to reuse under CC BY 4.0.

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