Please do not write regular expressions that begin with (. *), (. *?), (. +), such regular expressions may cause problems with Firefox
With this extension, you can modify the request header and response header, cancel a request and redirect a request.
It's 100% FREE, no ADs, no data collection.
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Migrate to Header Editor
If you want to experience the latest version at the first time, you can install our self-distribution version here
- License: GNU General Public License v2.0 or later
- Weekly downloads: 703
- Average daily users: 12766
- Rating: 4.6818/5 of 154 ratings
- Created: 2017-08-15 14:19:18
- Last updated: 2019-12-20 14:30:41
- Homepage: https://he.firefoxcn.net/en/
- Support site and email
- Orig: https://addons.mozilla.org/en-US/firefox/addon/header-editor/
- API: headereditor-amo@addon.firefoxcn.net