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xHeader - Modify HTTP headers

Chrome extension by App Pass · Productivity · Developer

  • Established publisher

A Chrome extension in Productivity · Developer with 1 000 users, a small but real audience.

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

What the developer says, and 3 screenshots

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

Users
1 000
Rating
not rated yet
Users, last 15 days
unchanged
Version
1.0.1
Updated in the store
2026-07-17
Published
2026-07-13
Manifest
V3
Browser access
3 permissions, 1 site pattern

How it has moved

Users
unchanged since 01.09
1k · 3 readings
  1. 2026-09-011k
  2. 2026-09-131k
  3. 2026-09-151k
Rating
-5.00 since 01.09
reviewsrating 0.00-5.00 · 3 readings
  1. 2026-09-01reviews1rating5.00
  2. 2026-09-13reviews0rating0.00
  3. 2026-09-15reviews0rating0.00
Users
unchanged since 01.09
1k · 3 readings
  1. 2026-09-011k
  2. 2026-09-131k
  3. 2026-09-151k
Rating
-5.00 since 01.09
reviewsrating 0.00-5.00 · 3 readings
  1. 2026-09-01reviews1rating5.00
  2. 2026-09-13reviews0rating0.00
  3. 2026-09-15reviews0rating0.00

A dot marks a day the store showed a different number. Between them the line carries the last one forward: we read every listing more than once 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.

  • Block or redirect requests on the sites it can access declarativeNetRequestWithHostAccess
  • Store data in your browser storage
  • Organise your tabs into groups tabGroups

The full permission history for this extension

What changed recently

Nothing has moved on this listing since we started watching it.

The publisher

App Pass publishes 7 listings we track, 30k users between them. Listed website: corsproxy.io.

  1. Google Photos Downloader App Pass · Lifestyle · Social · published 2026-02-07 10k users ★ 5.0
  2. Vidego - Universal Video Downloader App Pass · Lifestyle · Entertainment · published 2026-02-15 10k users ★ 4.0
  3. X (Twitter) Video Downloader App Pass · Lifestyle · Social · published 2026-03-16 6k users ★ 4.0
Show 3 more from this publisher
  1. Loom Downloader App Pass · Lifestyle · Entertainment · published 2026-04-15 3k users ★ 3.0
  2. Downloader for Instagram App Pass · Lifestyle · Social · published 2026-09-09 43 users
  3. Data Lens - XML, JSON, YAML & CSV Viewer App Pass · Productivity · Developer · published 2026-08-06 10 users

Like this one

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

  1. HeadX Describes nearly the same job, smaller audience 23 users
  2. Header Modify Describes nearly the same job, smaller audience 675 users ★ 5.0
  3. SimpleModHeader Describes nearly the same job, smaller audience 45 users ★ 5.0
  4. Modify HTTP Headers (HTTP Header) - FlexHeader Describes nearly the same job, smaller audience 6k users ★ 4.9
  5. DevHeaders - HTTP Header Editor & Modifier Describes nearly the same job, smaller audience 73 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.

Is this your extension?

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

See what the panel does

Figures come from our own daily pass over the public Chrome Web Store listing, last read on . We publish no contact details for extension developers.