COOP Header Remover
Removes Cross-Origin-Opener-Policy headers from all responses.
As of June 2026, COOP Header Remover has 6 users in the Developer Tools category.
Usersup 20.0 percent+20.0%
6
6
Ratingno change0%
—
— reviews
Reviewsno change0%
—
Version
1.0
Manifest V3
History
5 snapshotsTracking since Apr 18, 2026.
View as table
| Date | Users | Rating | Reviews | Version |
|---|---|---|---|---|
| Apr 18, 2026 | 5 | — | — | 1.0 |
| Apr 27, 2026 | 5 | — | — | 1.0 |
| May 7, 2026 | 3 | — | — | 1.0 |
| May 23, 2026 | 4 | — | — | 1.0 |
| Jun 2, 2026 | 5 | — | — | 1.0 |
| Now | 6 | — | — | 1.0 |
Permissions & access
- Permissions
- declarativeNetRequest
- Host access
- <all_urls>
Screenshots
About
Unlock Cross-Origin Interactions for Development and Testing Are strict browser security policies blocking your cross-origin workflows? The Cross-Origin-Opener-Policy (COOP) Remover is a lightweight, developer-focused tool designed to automatically strip the Cross-Origin-Opener-Policy header from all HTTP responses.
Technical
- Version
- 1.0
- Manifest
- V3
- Size
- 288KiB
- Min Chrome
- 88
- Languages
- 1
- Featured
- No
Metadata
- ID
- hocohpdjbapbhdlmohnffbnhanmbbmkb
- Developer ID
- uc78f0340ab08cb626c73a125d902a48e
- Developer Email
- [email protected]
- Created
- Dec 17, 2025
- Last Updated (Store)
- Dec 17, 2025
- Last Scraped
- Jun 2, 2026
- Website
- —
- Support URL
- —
- Privacy Policy
- —
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Data sourced from the Chrome Web Store · last verified Jun 2, 2026.