API & MCP

Header Ext

A browser extension to modify HTTP request/response headers, append cookies, and redirect URLs by rules.

As of July 2026, Header Ext has users in the Developer Tools category.

Usersno change0%
Ratingno change0%
— reviews
Reviewsno change0%
Version
0.0.6
Manifest V3

History

1 snapshots

Tracking since Jul 14, 2026.

Not enough history yet for this metric — the chart fills in as we collect more snapshots.
View as table
DateUsersRatingReviewsVersion
Jul 14, 20260.0.6
Now0.0.6

Permissions & access

Permissions
declarativeNetRequestdeclarativeNetRequestFeedbackstoragetabs
Host access
<all_urls>

Screenshots

Header Ext screenshot 1

About

Header Ext lets you modify HTTP request/response headers, append cookies, and redirect URLs via simple, rule-based configuration.

Perfect for developers debugging APIs, testing cross-origin setups, switching environments, and mocking user sessions — no proxy or code changes needed. Install and debug smarter.

Technical

Version
0.0.6
Manifest
V3
Size
240KiB
Min Chrome
88
Languages
2
Featured
No

Metadata

ID
fmeahkfblcdknabpmhlmbkconfcaoemi
Developer ID
ue94f73b00a439a960b750bbf2a4faac1
Developer Email
[email protected]
Created
Jul 13, 2026
Last Updated (Store)
Jul 13, 2026
Last Scraped
Jul 14, 2026
Website
Support URL

Data sourced from the Chrome Web Store · last verified Jul 14, 2026.