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Header Modifier: Edit HTTP Request & Response Headers

Chrome extension by TechyTools · Productivity · Developer

A Chrome extension in Productivity · Developer with 1 users, barely installed.

No site access is declared in the manifest, so it cannot read the pages you open on its own.

What the developer says, and 5 screenshots

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

Users
1 (the store no longer states an audience; this is the last figure it published)
Rating
not rated yet
Users, last 10 days
+1
Version
2.0.0
Updated in the store
2026-10-21
Published
2026-10-19
Manifest
V3
Browser access
3 permissions

How it has moved

Users
+1 since 20.10
0-1 · 3 readings
2026-10-20: appeared in the store2026-10-21: released 2.0.0
  1. 2026-10-200appeared in the store
  2. 2026-10-241
  3. 2026-10-291
Users
+1 since 20.10
0-1 · 3 readings
2026-10-20: appeared in the store2026-10-21: released 2.0.0
  1. 2026-10-200appeared in the store
  2. 2026-10-241
  3. 2026-10-291

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

No site access is declared in the manifest, so it cannot read the pages you open on its own.

The full permission history for this extension

Version history

  1. Version 2.0.0

What changed recently

  1. Package size changed
  2. Store description rewritten (121 → 131 characters)
  3. Released version 2.0.0 (was 1.0.0)
Show the remaining 1
  1. Appeared in the store

The publisher

TechyTools publishes 2 listings we track, 2 users between them.

  1. Proxy Switcher: Auto-Switch Proxies by Site TechyTools · Productivity · Developer · published 2026-10-19 1 users (last published figure)

Like this one

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

  1. Header Modifier Describes nearly the same job, smaller audience 39 users
  2. HeaderModifier Describes nearly the same job, smaller audience 8 users
  3. Header Modifier Describes nearly the same job, smaller audience 106 users
  4. Header Modifier Pro Describes nearly the same job, smaller audience 4 users
  5. Custom Headers - Modify HTTP Headers Describes nearly the same job, smaller audience 756 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.

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

HTML

<a href="https://extops.dev/extensions/hbcoanjbigcbmkcbaelbdcambaadpgjo"><img src="https://extops.dev/extensions/hbcoanjbigcbmkcbaelbdcambaadpgjo/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 2026-10-24. We publish no contact details for extension developers.

Where the data comes from: how the catalog is built